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Literature Review on Shared Mobility Services Found Up to 33 Percent Reduction in Car Ownership, $435 in User Savings, 54 Percent Shift to Non-Motorized Travel, and 69,715 Metric Tons per Year Reduction in CO2 Emissions.

METHODOLOGY An increasing body of empirical evidence indicates that shared modes can provide numerous transportation, land use, environmental, and social benefits. While impact studies on roundtrip…
Content type
Benefit
Date Posted
05/24/2021
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Dynamic Ridesharing and Shared Use Transportation (TI06)
Geolocation links
Nationwide, United States

An Automated Traffic Signal Performance Measures (ATSPM) Maintenance Program Implemented by Utah DOT Was Projected to Save $108 Million In Reduced Agency Labor Costs And Improved Operations Over 10 Years.

METHODOLOGY The methodology included 16 potential cost items and 12 benefit items that were considered by analysts. Each item was defined and a basic formula was used  calculate model inputs. An…
Content type
Benefit
Date Posted
03/29/2021
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Meta-Study of App-Enabled Transportation Technologies Finds Bike Sharing, Car Sharing, and Autonomous Buses May Reduce Car Travel.

Due to their increasing presence app enabled transportation technologies have attracted significant research attention. To help assess what the consensus on these technologies has been, a research…
Content type
Benefit
Date Posted
02/27/2021
Taxonomy (ARC-IT) Road Use Charging (TM11), Integrated Multi-Modal Electronic Payment (PT18)
Geolocation links
Nationwide, United States

Research Supports that Wireless Charging-Enabled Shared Autonomous EVs have the Potential to Increase Utility of the Vehicle Fleet by 50 Percent Compared to Manually-Driven, Plug-in Charged EVs.

Methodology A qualitative analysis focusing on the subsequent impacts of these four emerging technologies on transportation system dynamics and a quantitative analysis focusing on system design and…
Content type
Benefit
Date Posted
02/26/2021
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05), Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Connected Eco-Driving (ST09), Freight Administration (CVO02), Cooperative Adaptive Cruise Control (VS14)
Geolocation links
Nationwide, United States

Cost Savings, Transparency, Innovation: TCRP Report Highlights Benefits of Open Data

Major benefits identified by the TCRP team related to data sharing were as follows: Promoting transparency and increasing awareness of an agency and its engagement with customers. Spurring innovation…
Content type
Benefit
Date Posted
02/25/2021
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Highway Capacity Impact of Connected and Automated Truck Platoon Estimated to Be 34.3 Percent Less than Regular Trucks.

Methodology Researchers used the HCM-6 methodology to assess the differences in equal capacity passenger car equivalent (EC-PCE) associated with Truck Platooning using CAV technology. Changes in…
Content type
Benefit
Date Posted
02/24/2021
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Automatically Intervening Driver Assistance Technologies Found to Be Most Effective in Reducing Crashes.

Researchers at the Highway Loss Data Institute, a part of the Insurance Institute for Highway Safety, studied the real-world effects of eight different ADAS on driver safety. The eight technologies…
Content type
Benefit
Date Posted
01/26/2021
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Models of Large Electricity Markets in the United States Show that Smart Charging Can Lead to Approximately 20 Percent Cost Savings and a 15 Percent Reduction in CO2 Emissions.

A research team modeled smart charging systems to estimate the potential benefits of these systems. To do this the team first developed an optimized model of smart charging in the abstract. Then the…
Content type
Benefit
Date Posted
01/25/2021
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States

Industry Report Finds that Equipping the Full U.S. Light Vehicle Fleet with Currently Available Crash Avoidance Systems Could Save up to 20,000 Lives per Year.

Methodology Fatality reduction benefits were examined for four existing crash avoidance technologies: automatic emergency braking (AEB), lane departure warning (LDW), blind spot warning (BSW), and…
Content type
Benefit
Date Posted
12/22/2020
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Intersection Safety Warning and Collision Avoidance (VS13), Transit Pedestrian Indication (PT11), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

Simulation Study Shows that 18 to 84 Percent of Left Turns Across Path/Opposite Direction Crashes Could Be Prevented Using Automatic Braking Compared to 0 to 32 Percent Reduction from Warnings Alone.

Depending on the system design, sightline assumption, intersection advanced driver assistance system (I-ADAS) variation, and fleet penetration, an I-ADAS system that automatically applies emergency…
Content type
Benefit
Date Posted
12/18/2020
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Nationwide, United States

Without constant driver supervision, Level 2 Active Driving Systems could collide with hazards such as disabled vehicles in 66 percent of cases.

Methodology To help answer some of the questions around performance of level two active driving systems, a research team from the American Automobile Association (AAA) Foundation for Traffic Safety…
Content type
Benefit
Date Posted
10/29/2020
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Freight Administration (CVO02), Eco-Approach and Departure at Signalized Intersections (ST08)
Geolocation links
Nationwide, United States

Connected and automated vehicles equipped with speed harmonization applications can reduce fuel consumption by 19 to 22 percent.

Methodology Using a microscopic simulation model test bed, the researchers evaluated the proposed control algorithm's performance compared with three other approaches. Baseline - Human driving…
Content type
Benefit
Date Posted
10/29/2020
Taxonomy (ARC-IT) Speed Harmonization (TM21), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15)
Geolocation links
Nationwide, United States

Study finds that Forward Collision Warning (FCW) and automatic emergency braking (AEB) were associated with 44 percent and 41 percent reductions, respectively, in the rear-end crash rate of large trucks.

Methodology  Data on Class 8 trucks operating on limited-access highways during 2017–2019 were obtained from SmartDrive Systems. All 62 carriers in the study operated trucks both with and without…
Content type
Benefit
Date Posted
10/19/2020
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

More efficient adaptive signal timing settings do not always result in a lesser number of conflicts than pre-optimized signal timing settings

Benefits Kadence performs best when all four algorithms (cycle length, splits, offsets, and left-turn phase) are enabled in the system parameters set-up. Enabling one algorithm alone, while disabling…
Content type
Benefit
Date Posted
09/04/2020
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

More than half of commercial truck drivers prefer to use roadside dynamic message signs (DMS) or mobile devices to obtain parking information while about one-third still rely on books and maps.

FINDINGS Commercial truck drivers prefer to obtain parking availability information through roadside dynamic message signs (DMS); however, about 55 percent of drivers use traveler information…
Content type
Benefit
Date Posted
06/30/2020
Taxonomy (ARC-IT) Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10)
Geolocation links
Nationwide, United States

Bike share systems have potential to decrease automobile travel and increase active travel.

FINDINGS Cities with bike share systems have seen "population-level increases in cycling" and hence decreased sedentary transportation. Cities usually considered car-centric, like Los Angeles, have…
Content type
Benefit
Date Posted
06/25/2020
Taxonomy (ARC-IT) Dynamic Transit Operations (PT03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Los Angeles, California, United States   |   Nationwide, United States

SmartPark systems deployed in multiple states suggest that for every $1 invested, between $3.30 to $7.80 will be returned in mobility, safety, environmental, and operational benefits.

FINDINGS The potential high costs of deploying a SmartPark project have been a deployment barrier. Although some projects such as those implemented by the Mid America Association of State…
Content type
Benefit
Date Posted
06/15/2020
Taxonomy (ARC-IT) Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10)
Geolocation links
Nationwide, United States

Meta-analysis suggests bike share systems can increase public transit usage.

FINDINGSDockless bike share systems likely "strongly connect" to public transit due to their flexibility. Findings suggest planners can use dockless bike sharing services as a means to extend the…
Content type
Benefit
Date Posted
04/27/2020
Taxonomy (ARC-IT) Integrated Multi-Modal Electronic Payment (PT18), Dynamic Transit Operations (PT03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Between 7.4 and 8.1 million crashes could be prevented if Dedicated Short Range Communication (DSRC) connected vehicle technology was mandated now, instead of waiting an estimated three years to develop other technologies such as C-V2X.

Findings The study calculated the benefits of implementing DSRC in 2019 instead of delaying 3, 5, or 7 years. Assuming three-year delay, 7.4 million-8.1 million crashes; 2.8 million-3.1 million…
Content type
Benefit
Date Posted
12/05/2019
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Using a combination of surveys and modeling, researchers find that Autonomous Vehicles may increase the number of trips people take and hence traffic congestion.

Findings 57 percent of respondents stated they would likely switch to an Autonomous Vehicles for daily community purposes 71 percent of respondents stated they would use an Autonomous Vehicles to…
Content type
Benefit
Date Posted
11/26/2019
Taxonomy (ARC-IT) Eco-Approach and Departure at Signalized Intersections (ST08), Dynamic Route Guidance (TI03), Autonomous Vehicle Safety Systems (VS01), Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Simulation models estimate connected automated vehicles (CAVs) can reduce net vehicle energy consumption by 11 to 55 percent.

Methods In order to estimate net energy impacts of CAVs researchers at the University of Texas at Austin first conducted a literature review to estimate the energy effects of CAVs. Researchers then…
Content type
Benefit
Date Posted
11/26/2019
Taxonomy (ARC-IT) Eco-Approach and Departure at Signalized Intersections (ST08), Dynamic Route Guidance (TI03), Autonomous Vehicle Safety Systems (VS01), Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Adoption of the 6C Protocol standard for RFID communications in Georgia reduced toll transponder costs from $9.20 to $0.78 per vehicle.

FINDINGS The adoption of the 6C protocol greatly reduced SRTA's roadside RFID reader costs. Transponder (windshield sticker) costs were reduced from $9.20 per unit to $0.78 per unit. This unit cost…
Content type
Benefit
Date Posted
11/18/2019
Taxonomy (ARC-IT) Electronic Toll Collection (TM10), Road Use Charging (TM11)
Geolocation links
Nationwide, United States

Simulation found that connected vehicles can reduce secondary crash risk by one-third in areas with high-volume traffic and 25 percent connected vehicle market penetration.

FINDINGS Simulation found that connected vehicles can reduce secondary crash risk by one-third in areas with high-volume traffic and 25 percent connected vehicle market penetration. In areas with few…
Content type
Benefit
Date Posted
09/18/2019
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Freight Administration (CVO02), Eco-Approach and Departure at Signalized Intersections (ST08)
Geolocation links
Nationwide, United States

Modeling effort shows link-level dynamic tolling on a connected vehicle network can improve average travel times up to 32 percent.

The paper proposed Delta-tolling, a modified micro-tolling scheme, as an effective method to set dynamic toll values. Delta-tolling assigns tolls in a network proportionally to the difference between…
Content type
Benefit
Date Posted
09/18/2019
Taxonomy (ARC-IT) Electronic Toll Collection (TM10), Road Use Charging (TM11)
Geolocation links
Nationwide, United States

A nationwide traveler survey finds that blind-spot monitoring and emergency automatic braking are the two most appealing automated vehicle technologies.

FINDINGS In general, findings indicated that respondents were least interested in traffic sign recognition and left-turn assist technologies. The two most appealing technologies were blind-spot…
Content type
Benefit
Date Posted
08/30/2019
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Telematics technology provides many benefits to trucking fleets.

FINDINGS Increase efficiency - Drivers who know their behavior is being monitored tend to perform according to company and regulatory standards, which can reduce accidents and damage to vehicles and…
Content type
Benefit
Date Posted
08/28/2019
Taxonomy (ARC-IT) Freight Administration (CVO02), Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10)
Geolocation links
Nationwide, United States

Driver Assistive Truck Platooning (DATP) applications can improve peak team fuel savings of two truck platoons by 7 to 10 percent.

FINDINGSBusiness case analyses concluded that large, for-hire, over-the-road (OTR) truckload (TL) and less-than-truckload (LTL) line-haul fleets and private fleets are best positioned as early…
Content type
Benefit
Date Posted
06/07/2019
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

The benefits of eco-guidance extend to other cars on the road, offering comparable emissions reductions to following vehicles.

FINDINGS Both "with CAV" and "with guidance" scenarios resulted in significant reductions in fuel consumption, with emissions reduced approximately 6 percent compared to the base case. The "with CAV…
Content type
Benefit
Date Posted
11/27/2018
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

A signal control system that uses SPaT messages and vehicle trajectory information to advise connected vehicles can reduce fuel consumption up to 58 percent.

FINDINGS Fuel consumption benefits ranged from 2.02 to 58.01 percent. The CO2 emissions benefits ranged from 1.97 to 33.26 percent. The results reflected variation in market penetration rates for…
Content type
Benefit
Date Posted
11/26/2018
Taxonomy (ARC-IT) Emissions Monitoring (ST01), Eco-Traffic Signal Timing (ST02), Eco-Traffic Metering (ST03), Eco-Approach and Departure at Signalized Intersections (ST08), Connected Vehicle Traffic Signal System (TM04), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15)
Geolocation links
Nationwide, United States

A signal control system that uses SPaT messages and vehicle trajectory information to advise connected vehicles can improve throughput by up to 11 percent.

FINDINGS Throughput benefits ranged from 0.88 to 7.06 percent under a saturated traffic condition and from 1.74 to 10.80 percent under an oversaturated traffic condition. Variations were caused by…
Content type
Benefit
Date Posted
11/26/2018
Taxonomy (ARC-IT) Emissions Monitoring (ST01), Eco-Traffic Signal Timing (ST02), Eco-Traffic Metering (ST03), Eco-Approach and Departure at Signalized Intersections (ST08), Connected Vehicle Traffic Signal System (TM04), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15)
Geolocation links
Nationwide, United States

An intersection Eco-signal System can reduce fuel consumption up to 45 percent.

FINDINGS The field test results showed that the Eco-driving Guidance could reduce fuel consumption by approximately 20 to 40 percent, and the Eco-signal System could reduce fuel consumption up to 45…
Content type
Benefit
Date Posted
11/26/2018
Taxonomy (ARC-IT) Emissions Monitoring (ST01), Eco-Traffic Signal Timing (ST02), Eco-Traffic Metering (ST03), Eco-Approach and Departure at Signalized Intersections (ST08), Connected Vehicle Traffic Signal System (TM04), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15)
Geolocation links
Nationwide, United States

Connected eco-driving for drayage operations on signalized networks can reduce diesel truck energy consumption by 4.4 to 8.1 percent.

FINDINGS The average energy saved compared to a baseline condition was 7.1 percent for level terrain, 4.4 percent for uphill terrain, and 8.1 percent for the downhill case.
Content type
Benefit
Date Posted
11/26/2018
Taxonomy (ARC-IT) Intermittent Bus Lanes (PT10), Connected Eco-Driving (ST09), Integrated Decision Support and Demand Management (TM09), Dynamic Lane Management and Shoulder Use (TM22), Restricted Lane Warnings (VS10), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Lane departure warning (LDW) and lane departure prevention (LDP) systems were estimated to prevent 59 percent and 67 percent of crashes, respectively, in areas with shoulder widths of at least 3.6 meters.

FINDINGSLDW and LDP were estimated to prevent 59 percent and 67 percent of crashes, respectively, when the shoulder width was at least 3.6 m. In contrast, when no shoulder was present, LDW was found…
Content type
Benefit
Date Posted
10/31/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Front crash detection, lane maintenance, and blind spot detection technologies have the potential to prevent 8,000 two-vehicle crashes with motorcycles per year.

Content references source material no longer available at its original location.
Findings   This analysis shows that three passenger vehicle crash avoidance technologies – front crash prevention, lane maintenance, and blind spot detection – have the potential to prevent more…
Content type
Benefit
Date Posted
09/26/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Crash involvement rates in lane-change crashes of all severity types were 14 percent lower among vehicles equipped with blind spot monitoring compared to those without.

FINDINGS Crash involvement rates for lane-change crashes of all severity types were 14 percent lower among vehicles with blind spot warning systems compared to those without . If every U.S. passenger…
Content type
Benefit
Date Posted
08/30/2018
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Private transit services can complement public transit and help reduce solo car trips.

METHODOLOGYThis report entailed some three dozen interviews with topic experts, public agency representatives, and private transit service providers and sponsors, as well as a review of relevant…
Content type
Benefit
Date Posted
08/29/2018
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Dynamic Ridesharing and Shared Use Transportation (TI06)
Geolocation links
Nationwide, United States

Driving simulator participants equipped with heads-up display (HUD) forward collision warning systems experienced 35 percent fewer near-crash events under fog conditions.

FINDINGSDrivers without the HUD FCW had a near-crash rate of 0.78 while drivers using the HUD FCW had a near-crash rate of 0.51. Thus, the effectiveness was estimated at 35 percent.
Content type
Benefit
Date Posted
08/17/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

An intersection queuing model demonstrates that connected vehicle platooning can double intersection throughput.

FINDINGS The modeling effort demonstrated that that bottleneck capacity can be increased by a factor of two if vehicles can be organized to cross intersections in platoons with 0.75 s headway at 45…
Content type
Benefit
Date Posted
08/16/2018
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Mobile LiDAR infrastructure inventory survey techniques are preferred by state DOTs where data quality and completeness are top priority.

FINDINGS Findings were based on data collected from 30 respondent state DOTs. More than 50 percent of responding states use field inventory, integrated GPS/GIS mapping, video log, and aerial imagery…
Content type
Benefit
Date Posted
08/14/2018
Taxonomy (ARC-IT) Infrastructure Monitoring (MC09), Transportation Infrastructure Protection (PS09), Roadside Lighting (ST04), Connected Vehicle System Monitoring and Management (SU01), Core Authorization (SU02), Map Management (SU04), Location and Time (SU05), Object Registration and Discovery (SU06), ITS Communications (SU07), Security and Credentials Management (SU08), Device Certification and Enrollment (SU09), Center Maintenance (SU10), Field Equipment Maintenance (SU11)
Geolocation links
Nationwide, United States

Crash-conflict models suggests a 50 percent AV market penetration rate can reduce crashes at four-legged signalized intersections by 24 percent.

FINDINGS The results indicate that intersection safety may improve in the presence of AVs. However, the safety effects of treatments (intersection design and signal timing treatments for turning…
Content type
Benefit
Date Posted
08/13/2018
Taxonomy (ARC-IT) Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Nationwide, United States

Pedestrians receiving alerts while texting chose larger gaps, were more discriminating in gap choices, and better timed their crossing than those texting without warnings.

FindingsParticipants who received alerts while texting chose larger gaps (mean gap size of 3.68 s versus 3.56 s in the control and 3.50 s in the texting conditions), were more discriminating in their…
Content type
Benefit
Date Posted
08/13/2018
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

Transit eco-driving strategies can reduce fleet bus fuel consumption by five to seven percent.

METHODOLOGY The analysis utilized second-by-second operations data collected via global positioning system (GPS) devices from buses operated by each transit agency. Researchers simulated the…
Content type
Benefit
Date Posted
07/27/2018
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Rapid deployment of DSRC for connected vehicles can save thousands of lives, regardless of whether a later transition to C-V2X proves advantageous.

FINDINGS   The baseline scenario for the analysis assumed that a decision to wait for C-V2X would result in a delay of 5 years (3-year and 7-year delays are also analyzed). For the 5-year baseline…
Content type
Benefit
Date Posted
07/23/2018
Taxonomy (ARC-IT) Broadcast Traveler Information (TI01), Integrated Decision Support and Demand Management (TM09), Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Intersection Safety Warning and Collision Avoidance (VS13), Road Weather Motorist Alert and Warning (VS07), Weather Information Processing and Distribution (WX02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Freight Administration (CVO02), CV Driver Security Authentication (CVO14), Fleet and Freight Security (CVO15), Eco-Approach and Departure at Signalized Intersections (ST08), Dynamic Route Guidance (TI03), Cooperative Adaptive Cruise Control (VS14), Traffic Information Dissemination (TM06), Roadway Automated Treatment (MC03), Spot Weather Impact Warning (WX03), Personalized Traveler Information (TI02), Reduced Speed Zone Warning / Lane Closure (VS09), Incident Scene Safety Monitoring (PS07)
Geolocation links
Nationwide, United States

Simulation models show that an optimal control speed harmonization strategy can reduce per-vehicle fuel consumption by 12 to 17 percent.

Findings The suggested approach was found to reduce per-vehicle fuel consumption by 12 to 17 percent over the base case scenario and 2 to 12 percent over the state-of-the-art variable speed limit…
Content type
Benefit
Date Posted
04/16/2018
Taxonomy (ARC-IT) Speed Harmonization (TM21), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15)
Geolocation links
Nationwide, United States

A real-time adaptive traffic signal control algorithm supported by connected vehicle data can reduce delay by 6 to 16.6 percent depending on traffic demand and the connected vehicle market penetration rate.

Content references source material no longer available at its original location.
Findings Results reflected a range of connected vehicle market penetration rates and traffic demand scenarios. The proposed algorithm outperformed loop actuated control by reducing delay by as much…
Content type
Benefit
Date Posted
03/22/2018
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

A simulation analysis demonstrated that connected vehicles using intersection SPaT data and Eco-Cooperative Adaptive Cruise Control algorithms to regulate speed profiles can reduce fuel consumption up to 40 percent on signalized arterials.

Findings Simulation analysis found that the algorithm can reduce connected vehicle fuel consumption levels by as much as 40 percent, though to yield any benefits the connected vehicle market…
Content type
Benefit
Date Posted
03/21/2018
Taxonomy (ARC-IT) Eco-Approach and Departure at Signalized Intersections (ST08), Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Highway Advisory Radio (HAR) can provide route diversion information during periods of congestion when phone and internet travel advisory systems are not available; benefit-to-cost ratios can range from 4:1 to 16:1 assuming a 5 to 20 percent complian

Content references source material no longer available at its original location.
Findings Based on the online surveys of state department of transportation and emergency management, ongoing benefits of HAR include:   Provides more detail than other traveler information services…
Content type
Benefit
Date Posted
03/21/2018
Taxonomy (ARC-IT) Broadcast Traveler Information (TI01)
Geolocation links
Statewide, Florida, United States   |   Nationwide, United States

Class-8 trucks with standard-trailers net a fuel savings of between 5.2 and 7.8 percent in a three-truck CACC platoon. With aerodynamic-trailers, these savings can grow to 14.2 percent.

Findings For the range of test conditions examined, the net fuel savings for the full vehicle platoon was measured to be between 5.2 percent and 7.8 percent. The combined effect of platooning and…
Content type
Benefit
Date Posted
02/23/2018
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Drivers are significantly more likely to identify pedestrian and vehicle hazards when presented with visual warnings from forward collision warning systems.

Findings Drivers in the control group (no warning messages) anticipated 75 percent of pedestrian hazards, versus 89 percent with a 2 second warning, 92 percent with a 3 second warning, and 91 percent…
Content type
Benefit
Date Posted
02/20/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Eco-driving strategies can reduce CO2 emissions by approximately 10 percent, and decrease CO, NOx, and HC emissions by approximately 30 percent at intersections.

Findings   Real-time audio and visual eco-driving strategies could reduce around 10 percent of Carbon dioxide (CO2), and over 30 percent of Carbon monoxide (CO), oxides of Nitrogen (NOx), and…
Content type
Benefit
Date Posted
02/06/2018
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Eco-driving applications for automated vehicles can reduce CO2 emissions by 20 percent, and decrease CO, NOx, and HC emissions by over 60 percent at intersections.

Findings Real-time eco-driving suggestions are effective for automated vehicles. Under the same vehicle-to-capacity ratio, automated vehicles can generate less emissions than normal vehicles. The…
Content type
Benefit
Date Posted
02/06/2018
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Simulation models show that autonomous vehicles consume less fuel than human driven vehicles in low volume and high volume traffic conditions; 43 percent and 20 percent less, respectively.

Methodology In this study, there were two scenarios with baseline (human) driving with the default Wiedemann 99 car following algorithm, one at a low traffic volume and the other at high volume (1,…
Content type
Benefit
Date Posted
02/06/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Deployment of blind spot monitoring, lane departure warning, and forward collision warning systems on all light-duty vehicles in the U.S. could provide an annual safety benefit of $18 billion to $202 billion annually.

Findings These three crash avoidance technologies could collectively prevent or reduce the severity of as many as 1.3 million U.S. crashes a year, including 133,000 injury crashes and 10,100 fatal…
Content type
Benefit
Date Posted
02/06/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Simulation models show that in a fully connected vehicle environment, a variable speed limit (VSL) control algorithm can reduce total travel time by 20 percent.

Content references source material no longer available at its original location.
Findings With a 100 percent CV penetration rate, the developed VSL approach consistently outperformed the uncontrolled scenario, reducing total travel time by up to 20 percent.
Content type
Benefit
Date Posted
01/04/2018
Taxonomy (ARC-IT) Variable Speed Limits (TM20)
Geolocation links
Nationwide, United States

Simulation models show that in a fully connected vehicle environment, a variable speed limit (VSL) control algorithm can reduce fuel consumption by 5 to 16 percent.

Content references source material no longer available at its original location.
Findings With a 100 percent penetration rate, the developed VSL approach consistently outperformed the uncontrolled scenario, reducing fuel consumption 5 to 16 percent.
Content type
Benefit
Date Posted
01/03/2018
Taxonomy (ARC-IT) Variable Speed Limits (TM20)
Geolocation links
Nationwide, United States

Personal travel assistant providing trips optimized by cost, time, user preference, calories, and carbon use changed the travel behaviors of 13 percent of users.

Findings A preliminary usability study of the TrIO platform showed that, in general, users found the system valuable for informing their travel decisions; 13 percent of platform users reported…
Content type
Benefit
Date Posted
12/12/2017
Taxonomy (ARC-IT) Personnel Device Maintenance (SU13), Personalized Traveler Information (TI02), Infrastructure-Provided Trip Planning and Route Guidance (TI04)
Geolocation links
Nationwide, United States

Hybrid Vehicle Actuation signal timing using connected vehicle broadcasts and inductive loop data can reduce delay by up to 32 percent compared to inductive loop only systems.

Results The results show that HVA with two inductive loops is an effective alternative to traditional intersection control strategies, offering delay reductions of up to 32 percent over Loop-VA, for…
Content type
Benefit
Date Posted
12/12/2017
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Autonomous vehicles are expected to reduce fuel consumption by 15 percent while VMT increases by 23 percent by 2040.

Content references source material no longer available at its original location.
Findings Compared to the No Autonomous Vehicles scenario, automation could reduce fuel consumption as market share for Autonomous Vehicles increases. When the new car sales share of Autonomous…
Content type
Benefit
Date Posted
12/12/2017
Taxonomy (ARC-IT) Connected Eco-Driving (ST09)
Geolocation links
Nationwide, United States

GlidePath Prototype application reduces fuel consumption by an average of 17 percent by improving compliance with suggested speed profiles.

Findings Compared to manually following the speed profiles recommended by the EAD application, the GlidePath Prototype reduced fuel consumption by an average of 17 percent. In some scenarios fuel…
Content type
Benefit
Date Posted
12/12/2017
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Dynamic Route Guidance (TI03), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

After deployment of a low-speed collision avoidance system on the Volvo XC60 and S60, insurance claim frequency decreased by 15 and 16 percent, respectively, compared to similar vehicles.

Findings   The XC60 had an actual claim frequency 15 percent lower than the average of midsize luxury SUVs and the S60’s actual claim frequency was 16 percent lower than the average of midsized…
Content type
Benefit
Date Posted
10/18/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Forward collision warning (FCW) alone, low-speed autonomous emergency braking (AEB), and FCW combined with AEB that operates at highway speeds reduced rear-end striking crash involvement rates by 27 percent, 43 percent, and 50 percent, respectively.

METHODOLOGY Poisson regression was used to compare rates of police-reported crash involvements per insured vehicle year in 22 U.S. states during 2010-2014 between passenger vehicle models with FCW…
Content type
Benefit
Date Posted
08/30/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Crash statistics show that lane departure warning systems have reduced all relevant crashes by 11 percent, and all relevant injury crashes by 21 percent, controlling for driver demographics.

METHODOLOGY Police-reported data for the relevant crash types were obtained from 25 U.S. states for the years 2009-15. Observed counts of crashes with fatalities, injuries, and of all severities for…
Content type
Benefit
Date Posted
08/28/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Simulations show that an eco-speed control algorithm can reduce fuel consumption up to 18 percent in the vicinity of signalized intersections.

Methodology The proposed algorithm is designed to derive the fuel-optimal driving trajectory for an individual vehicle by eliminating idling in the area of an isolated signalized intersection. The…
Content type
Benefit
Date Posted
07/31/2017
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

V2I advisory speed limit systems that smooth traffic flow on urban arterials can reduce wait time in stop-and-go traffic by 15 percent.

FINDINGS Benefits were greater if V2I communications were carried out over cellular networks instead of DSRC. This observation suggested that the longer communication ranges of cellular networks were…
Content type
Benefit
Date Posted
06/27/2017
Taxonomy (ARC-IT) Eco-Approach and Departure at Signalized Intersections (ST08)
Geolocation links
Nationwide, United States

V2I advisory speed limit systems that smooth traffic flow on urban arterials can improve fuel economy by eight percent and reduce NOx emissions by nine percent.

FINDINGS Benefits were greater if V2I communications were carried out over cellular networks instead of DSRC. This observation suggested that the longer communication ranges of cellular networks were…
Content type
Benefit
Date Posted
06/27/2017
Taxonomy (ARC-IT) Eco-Approach and Departure at Signalized Intersections (ST08)
Geolocation links
Nationwide, United States

Eco-Cooperative Adaptive Cruise Control algorithm demonstrates average savings of 15 percent in fuel consumption while reducing average delay by 80 percent within the traffic signalized intersection vicinity.

Methodology The system leveraged dedicated short-range communication (DSRC) capabilities between the roadway infrastructure and vehicles. The optimization was conducted in two steps: (1) Computation…
Content type
Benefit
Date Posted
05/30/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Connected vehicles with automated braking assist technology can avoid 37 to 86 percent of crashes.

RESULTS   Between 37 percent and 86 percent of the simulated crashes could be avoided, with the highest percentage due to autonomous system braking at 0.7 g. The same system also reduced the impact…
Content type
Benefit
Date Posted
05/18/2017
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

U.S. cities that turned off their red light enforcement cameras experienced 30 percent more annual red-light running fatalities per capita than would have been expected had they been left on.

METHODOLOGY Study authors collected fatal crash data as well as population and unemployment data for large U.S cities, for cities both with and without red light camera enforcement. In the first…
Content type
Benefit
Date Posted
05/17/2017
Taxonomy (ARC-IT) Infrastructure-Based Traffic Surveillance (TM01)
Geolocation links
Nationwide, United States

Adaptive signal control systems that use connected vehicle data at a penetration rate of 60 percent can reduce average vehicle delay up to 60 percent under low demand scenarios.

METHODOLOGY Researchers conducted a literature review and noted that previous research on connected vehicles had some limitations analyzing impacts under conditions with less than 100 percent market…
Content type
Benefit
Date Posted
12/06/2016
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

HOV to HOT Lane conversion results in 22 percent reduction in annual vehicle hours of delay.

Methodology: The HOV/HOT lane conversion strategy assumes that the toll will be dynamically set as low as necessary to equalize demand across all lanes until the HOT lane's capacity is reached. The…
Content type
Benefit
Date Posted
11/06/2016
Taxonomy (ARC-IT) HOV/HOT Lane Management (ST06), Integrated Decision Support and Demand Management (TM09), Road Use Charging (TM11)
Geolocation links
Nationwide, United States

Simulation models show that a network of connected vehicles that support platoon-based intersection management applications can reduce fuel consumption by more than 20 percent when traffic volume is high.

EVALUATION METHODOLOGY A SUMO (Simulation of Urban Mobility) model was used to evaluate three different intersection management scenarios at an isolated intersection. Conventional fixed-time traffic…
Content type
Benefit
Date Posted
11/04/2016
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Simulation models show that a network of connected vehicles that support platoon-based intersection management applications can reduce average travel times by 30 percent when traffic volume is high.

EVALUATION METHODOLOGY A Simulation of Urban Mobility (SUMO) model was used to evaluate three different intersection management scenarios at an isolated intersection. Conventional fixed-time traffic…
Content type
Benefit
Date Posted
11/04/2016
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Intelligent advanced warnings of end-of-green at signalized intersections led to more stopping and milder deceleration compared to no warnings.

Methodology Studies were conducted using driving simulators comparing six types of roadway or in-vehicle warnings with a no-warning control condition. Using multilevel modeling, the study tested…
Content type
Benefit
Date Posted
10/28/2016
Taxonomy (ARC-IT) Integrated Decision Support and Demand Management (TM09), Broadcast Traveler Information (TI01), V2V Basic Safety (VS02), Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Nationwide, United States

Broadcasting information from sensors and vehicles regarding status of on-street parking spaces reduces cruising time by 5-10 percent.

Content references source material no longer available at its original location.
Methodology Using an agent-based simulation, performance is compared between a bottom-up vehicle-to-vehicle communication strategy (V2V) and a strategy combining parking sensors and vehicle-to-…
Content type
Benefit
Date Posted
09/12/2016
Taxonomy (ARC-IT) Parking Space Management (PM01), Regional Parking Management (PM04), Parking Reservations (PM05), Loading Zone Management (PM06)
Geolocation links
Nationwide, United States

Cooperative Adaptive Cruise Control in trucks could yield energy savings of 20-25 percent.

Benefits Fuel consumption of commercial trucks is significantly influenced by air resistance at highway speeds. Shorter following gaps can significantly improve fuel economy for large trucks.…
Content type
Benefit
Date Posted
09/12/2016
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01), Autonomous Vehicle Safety Systems (VS01), Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Forward collision warning systems with adaptive braking and anticipatory collision safety features can mitigate severity in 53 percent of rear-end collisions.

METHODOLOGYDriving Simulator Tests The effectiveness of a driver braking assistance system was assessed using a Berlin dynamic driving simulator. The system was designed to use radar to monitor…
Content type
Benefit
Date Posted
03/29/2016
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Cooperative vehicle intersection signal control systems can reduce numbers of rear-end crash events by 30 to 87 percent.

Content references source material no longer available at its original location.
FINDINGSThe following two surrogate safety measures were analyzed.1) Time-to-collision (TTC) as a measure of time a vehicle would have before it collided with one another.2) Post-encroachment-time (…
Content type
Benefit
Date Posted
02/09/2016
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Cooperative vehicle intersection signal control systems can reduce intersection stop time by more than 82 percent.

Content references source material no longer available at its original location.
FINDINGSDelay was defined as standstill time resulting from congestion at intersections. Compared to actuated control systems the CVIC system reduced total delay times between 82 and 100 percent…
Content type
Benefit
Date Posted
02/09/2016
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Cooperative vehicle intersection signal control systems can reduce fuel consumption and emissions by 36 and 37 percent, respectively.

Content references source material no longer available at its original location.
FINDINGSApplying a microscopic level emissions and fuel consumption estimation model to the mobility data indicated that the CVIC system would contribute to improved air quality and fuel consumption…
Content type
Benefit
Date Posted
02/09/2016
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

In-vehicle driver speed advisory systems that use broadcast signal timing information can reduce fuel consumption and emissions by 12 and 14 percent, respectively.

Content references source material no longer available at its original location.
Based on the algorithms presented in this research, the fuel consumption and emissions savings for vehicles with velocity planning were estimated at 12 and 14 percent, respectively.The table below…
Content type
Benefit
Date Posted
02/09/2016
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Eco-driving can reduce emissions by more than 50 percent at signalized intersections.

FINDINGSThe results of the case study indicated that eco-driving can reduce emissions by more than 50 percent and reduce travel time by about seven percent compared to a normal driving strategy.
Content type
Benefit
Date Posted
12/07/2015
Taxonomy (ARC-IT) Emissions Monitoring (ST01), Eco-Traffic Signal Timing (ST02), Eco-Traffic Metering (ST03), Eco-Approach and Departure at Signalized Intersections (ST08), Connected Vehicle Traffic Signal System (TM04), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Connected Eco-Driving (ST09), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Current practice and comparison research on nationwide deployed Adaptive Signal Control Technology shows up to 26 percent reduction in travel time.

RESULTS: The report cites another source that compares the operational benefits of ACS-Lite, InSync, and SCATS. 12 studies (4 for each system) were compared. Of the benefits reported, the most common…
Content type
Benefit
Date Posted
12/07/2015
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

Sensors in vehicles can improve highway capacity by 43 percent while sensors equipped with vehicle-to-vehicle communication can increase capacity by 273 percent.

Methodology A formal analysis was conducted that set out to find safe following distances for vehicles utilizing sensors, vehicles utilizing sensors in conjunction with vehicle-to-vehicle (V2V)…
Content type
Benefit
Date Posted
03/31/2015
Taxonomy (ARC-IT) Cooperative Adaptive Cruise Control (VS14), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States   |   New York, New York, United States

Sequential, dynamic curve warning guidance systems can reduce reduce reported crashes by up to 77 percent.

Content references source material no longer available at its original location.
There are several types of lane departure strategies to provide guidance to drivers entering a horizontal curve. These include low-cost solutions such as guardrails and rumble strips; but there are…
Content type
Benefit
Date Posted
03/31/2015
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Automated vehicles (AVs) can reduce congestion and save $1,400 per year per AV with 10 percent market penetration.

FINDINGS Congestion benefits were estimated to accrue early after deployment followed by safety benefits as the system matures and market penetration levels increase. For example, with 10 percent…
Content type
Benefit
Date Posted
02/23/2015
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Connected Eco-Driving (ST09), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Automated vehicles can save more than 1000 lives annually with 10 percent market penetration.

FINDINGSCongestion benefits were estimated to accrue early after deployment followed by safety benefits as the system matures and market penetration levels increase. For example, with 10 percent…
Content type
Benefit
Date Posted
02/23/2015
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Connected Eco-Driving (ST09), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Pedestrian Crash Avoidance/Mitigation (PCAM) technologies result in 18.7 percent reduction in pedestrian injuries.

MethodologyPotential safety benefits are expected from the ability of the PCAM-equipped vehicle to avoid and mitigate crashes by a reduction in vehicle speed. The potential annual safety benefits…
Content type
Benefit
Date Posted
01/27/2015
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

V2V intersection and left turn assist applications can reduce crashes and injuries and may save between 777 to 1,083 lives per year.

MethodologyThe study authors identified 1,040,000 annual crashes that could be affected by IMA and LTA deployment. The authors then calculated the preliminary crash avoidance and crashworthiness…
Content type
Benefit
Date Posted
01/23/2015
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Mayday Notification (PS04), Carrier Operations and Fleet Management (CVO01), ITS Communications (SU07)
Geolocation links
Nationwide, United States

Approximately 73 percent of commercial vehicle drivers and 62 percent of carriers trust the accuracy of in-vehicle navigation systems.

METHODOLOGYOnline surveys were used to collect data from both drivers and carriers. Paper surveys were used to collect additional data from drivers at trucking shows and other events. Survey…
Content type
Benefit
Date Posted
10/22/2014
Taxonomy (ARC-IT) Dynamic Route Guidance (TI03), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

In-vehicle warning systems that provide drivers with auditory alerts of approaching red-light running vehicles can reduce collisions by 75 percent.

METHODOLOGYFifty (50) men and women were recruited to participate in the experiment. Participants were divided into two groups consisting of 24 professional taxi drivers and 26 non-professional…
Content type
Benefit
Date Posted
06/30/2014
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Nationwide, United States

Rear-visibility systems are expected to prevent over one thousand backover injuries each year.

FINDINGSThe effectiveness of rear-view video systems was estimated to range from 28 to 33 percent which is substantially better than alternative "sensor-only systems" currently available. Applying…
Content type
Benefit
Date Posted
06/30/2014
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Adaptive traffic signal control strategies can reduce travel times up to 29 percent.

Content references source material no longer available at its original location.
FINDINGSThe table below summarize results from field studies. Adaptive Signal Control SystemTravel TimeDelaysStopsSCOOT-29% to -5%-28% to -2%-32% to -17%SCATS-20% to 0%-19% to 3%-24% to 5%OPAC-26% to…
Content type
Benefit
Date Posted
06/30/2014
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

Connected eco-driving applications can improve fuel economy 10 to 15 percent.

FINDINGSPreliminary results indicated that the eco-driving velocity planning algorithm improved fuel economy 10 to 15 percent compared to the baseline case without the system.Researchers found that…
Content type
Benefit
Date Posted
03/26/2014
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

A potential average reduction in rear-end conflicts of approximately 22 percent for moderate volume levels and 43 percent for high volume levels are projected to be most eliminated by a weather-responsive traffic signal system.

The survivable weather-responsive traffic signal system developed as part of this project was evaluated and tested by conducting two analyses: traffic system benefits analysis and software testing…
Content type
Benefit
Date Posted
12/17/2013
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Spot Weather Impact Warning (WX03)
Geolocation links
Nationwide, United States

Using wireless communications and GPS tracking can save from $80 to $309 per truck per month by reducing empty miles according to analyses in the HAZMAT FOT Final Synthesis.

FINDINGSRegardless of technology configuration in the FOT, two technologies create the enabling platform on which the other test technologies operate - Wireless Communications and asset positioning/…
Content type
Benefit
Date Posted
11/19/2013
Taxonomy (ARC-IT) Freight Administration (CVO02)
Geolocation links
Nationwide, United States

Electronic Stability Control (ESC) systems can reduce the risk of fatal crashes by 33 percent.

MethodologyThe vehicle models included in this study were general fleet vehicles that changed from no ESC available in one model year to ESC as standard equipment in the next model year without any…
Content type
Benefit
Date Posted
08/19/2013
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Full deployment of mobility applications may be capable of eliminating more than 1/3rd of the travel delay that is caused by congestion.

MethodologySince the Dynamic Mobility Applications (DMA) are still being defined, they have neither been field-tested nor simulated. However there have been some simulation, field-testing, and…
Content type
Benefit
Date Posted
06/03/2013
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), Freight Administration (CVO02), Road Use Charging (TM11), Personalized Traveler Information (TI02)
Geolocation links
Nationwide, United States

Transit signal priority reduced average bus travel times by 7.5 and 15 percent along major bus corridors in Los Angeles and Chicago, respectively.

FindingsTravel Time SavingsTravel time savings associated with TSP in North America have ranged from 2 to 18 percent, with typical reductions of 8 to 12 percent. In Los Angeles, the MTA saw a 7.5…
Content type
Benefit
Date Posted
06/03/2013
Taxonomy (ARC-IT) Transit Signal Priority (PT09)
Geolocation links
Los Angeles, California, United States   |   Nationwide, United States   |   Chicago, Illinois, United States   |   Portland, Oregon, United States

Connected vehicle technologies can improve roadway capacity by 20 percent with relatively low market penetration .

FINDINGSResults from the simulation (subject to several assumptions and simplifications) indicated that connected vehicle technologies can increase capacity by 20 to 50 percent. Benefits varied…
Content type
Benefit
Date Posted
05/09/2013
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Eco-cruise control (ECC) systems that use topography information to maximize engine performance can reduce fuel consumption 5 to 15 percent.

FINDINGS The I-81 simulation found that real-time applications for predictive ECC can reduce fuel consumption up to 15 percent when compared to conventional cruise control systems, however, for…
Content type
Benefit
Date Posted
05/09/2013
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Freight Administration (CVO02), Eco-Approach and Departure at Signalized Intersections (ST08), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Nearly 92 percent of warnings issued to drivers by an improved prototype Lane Departure Warning System are valid.

MethodologyThe CTS system utilizes an integration of the Lucas-Kanade (L-K) optical flow method, as well as the Hough transform-based lane detection method, in order to reliably track vehicle…
Content type
Benefit
Date Posted
05/09/2013
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

NHTSA estimates that annual fatalities in backover crashes would be reduced by 95 to 112 fatalities and annual injuries by 7,072 to 8,374 injuries if all vehicles were equipped with rearview cameras.

FindingsNHTSA determined through extensive testing that the only technology available that would significantly decrease the number of backover crashes resulting in fatalities or injuries is the…
Content type
Benefit
Date Posted
01/03/2013
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Forward collision warning systems have potential to prevent 23.8 percent of crashes involving large trucks.

Content references source material no longer available at its original location.
FINDINGS The following data listed in Table 3 of the source report and drawn from the LTCCS Analysis Report (Kingsley 2009) ranked ITS countermeasures by their potential to prevent crashes.  …
Content type
Benefit
Date Posted
12/07/2012
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Freight Administration (CVO02), CV Driver Security Authentication (CVO14), Fleet and Freight Security (CVO15)
Geolocation links
Nationwide, United States

A survey of US and foreign Adaptive Traffic Control Systems (ATCS) users reported that 71 percent thought ATCS outperformed conventional traffic signal systems.

Methodology ATCS ideally outperform the traditional systems when the system is experiencing non-recurring congestion, such as that caused by incidents and special events. The benefits of these…
Content type
Benefit
Date Posted
10/31/2012
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, Japan   |   Nationwide, United States   |   European Union   |   Nationwide, Canada

A multi-jurisdictional emergency response crew in the Phoenix metropolitan area provides services to six cities with a benefit-cost ratio of 6.4:1.

Findings Some examples of benefits from regional transportation operations collaborations include: A multi-jurisdictional emergency response crew in the Phoenix metropolitan area provides services…
Content type
Benefit
Date Posted
10/02/2012
Taxonomy (ARC-IT) Incident Scene Safety Monitoring (PS07), Traffic Incident Management System (TM08), Traffic Information Dissemination (TM06), Roadway Service Patrols (PS08), Infrastructure-Based Traffic Surveillance (TM01), Regional Traffic Management (TM07)
Geolocation links
Phoenix, Arizona, United States   |   Hampton, Virginia, United States   |   Nationwide, United States   |   California, United States   |   Statewide, Kansas, United States   |   Maryland, United States   |   Statewide, Colorado, United States   |   Denver, Colorado, United States   |   Statewide, Nebraska, United States   |   Niagra Falls, Ontario, Canada   |   Niagra Falls, New York, United States   |   Washington, United States   |   Minnesota, United States

The U.S. Customs and Border Protection ACE e-Manifest System provides annual cost savings of over $2,000 to carriers and inspection staff in all but one scenario analyzed.

Content references source material no longer available at its original location.
FindingsSurvey based results on the e-Manifest system were mixed primarily due to early adoption learning curves, as well as high training and other initial setup costs. While a web-portal system is…
Content type
Benefit
Date Posted
10/02/2012
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23)
Geolocation links
Nationwide, United States   |   Nationwide, United States

The U.S. Customs and Border Protection ACE e-Manifest System provides annual cost savings of over $2,000 to carriers and inspection staff in all but one scenario analyzed.

Content references source material no longer available at its original location.
FindingsSurvey based results on the e-Manifest system were mixed primarily due to early adoption learning curves, as well as high training and other initial setup costs. While a web-portal system is…
Content type
Benefit
Date Posted
10/02/2012
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23)
Geolocation links
Nationwide, United States   |   Nationwide, United States

Nearly all respondents (98 percent) to a nationwide motor carrier survey reported that CVISN electronic screening improved shipping times and reduced turnaround time delays.

MOTOR CARRIER SURVEYBetween December 29, 2006 and March 19, 2007 a total of 848 commercial motor carriers responded to a telephone survey to collect information on the attitudes of private-sector…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23), Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Using Inspection Selection Systems (ISS) and out-of-service (OOS) history information provided by safety information exchange programs can lead to significant reductions in crashes injuries and fatalities due to heavy vehicles.

FINDINGSThe CVISN safety analysis examined the potential benefits using a centralized national and statewide safety database to enhance administrative processes associated with information exchange…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23), Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Roadside CVO Safety (CVO07)
Geolocation links
Nationwide, United States

Ninety-four percent (94 percent) of motor carrier companies surveyed say that electronic credentialing is more convenient, 80 percent saw savings in staff labor time, and 58 percent achieved costs savings over manual methods.

MOTOR CARRIER SURVEYElectronic credentialingApproximately 13 percent of motor carriers (representing nearly 46 percent of power units) reported using electronic credentialing within 12 months of the…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Fare collection systems that use electronic tickets or passes can reduce passenger boarding times by 13 percent compared to driver operated systems that require exact change.

BRT system performance was assessed using six key performance attributes: travel time, reliability, identity and image, safety and security, capacity, and accessibility. The potential of ITS…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04)
Geolocation links
Nationwide, United States

CVISN technologies that improve carrier compliance can increase safety and carrier efficiency; benefit-to-cost ratios approach 7.5 for electronic screening and 2.6 for electronic credentialing.

BENEFIT-TO-COST ANALYSIS Overall, the benefits and costs of statewide CVISN applications were dependent on the system configuration and cost, level of deployment, and the benefits of crash avoidance…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23), Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Roadside CVO Safety (CVO07)
Geolocation links
Nationwide, United States

Tire pressure monitoring and maintenance systems improved motor carrier fuel economy by 1.4 to 1.8 percent.

Content references source material no longer available at its original location.
FINDINGSPreliminary findings from the five hypotheses tested are shown below.Hypothesis 1 - Tire pressure monitoring systems (TPMS) or automatic tire inflation systems (ATIS) use will increase the…
Content type
Benefit
Date Posted
08/24/2012
Taxonomy (ARC-IT) Freight Administration (CVO02)
Geolocation links
Nationwide, United States

Simulated Rural Highway Driver Warning Systems (RHDWS) showed a potential reduction of critical events by 21 percent, a decrease of 71 percent for runoff-road crashes, and contributed to smoother driving on the curvy highway.

The Rural Highway Driver Warning System (RHDWS) is designed for preventing run-off-road (ROR) collisions on curvy rural highways. In this system, three types of warnings were provided to the drivers…
Content type
Benefit
Date Posted
12/18/2011
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), In-Vehicle Signage (TI07), Curve Speed Warning (VS05)
Geolocation links
Nationwide, United States

Over a 20-year lifecycle, NG9-1-1 would likely cost about the same as maintaining the status quo of the current 9-1-1 system, but deliver 80 percent additional value.

METHODOLOGYThe value analysis considered multiple stakeholder perspectives in an attempt to leverage expectations to identify the key performance indicators for 9-1-1 and the potential performance of…
Content type
Benefit
Date Posted
09/30/2011
Taxonomy (ARC-IT) Mayday Notification (PS04), Traffic Incident Management System (TM08)
Geolocation links
Nationwide, United States

A modeling study found that alerting drivers to the status of upcoming traffic signals led to smoother decelerations to the intersection, and thereby reduced fuel consumption and lowered emissions by up to 40 percent for passenger vehicles.

METHODOLOGYThe study modeled the impact of a roadside changeable message sign (CMS) and an in-vehicle driver alert system on fuel consumption and CO2 emissions. Although the savings for one vehicle…
Content type
Benefit
Date Posted
09/28/2011
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01), ITS Communications (SU07)
Geolocation links
Nationwide, United States

A benefit-cost analysis of Forward Collision Warning Systems for the trucking industry found benefits per dollar spent values of $1.33 to $7.22 with varying estimates of efficiency and annual VMT.

METHODOLOGYThe technology evaluated represented a typical system available on the commercial market designed to provide audible and/or visual warnings to drivers when another vehicle or object is…
Content type
Benefit
Date Posted
09/20/2011
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

A benefit-cost analysis of Lane Departure Warning System for the trucking industry found benefits per dollar spent values of $1.37 to $6.55 with varying estimates of efficiency and annual VMT.

METHODOLOGYThe technology evaluated represented a typical system available on the commercial market that can warn drivers of unsafe lane departures using a forward-looking video camera and on-board…
Content type
Benefit
Date Posted
09/20/2011
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

An enhanced Automatic Collision Notification System enables three quarters (75.9 percent) of injured occupants to be correctly identified as seriously injured, by using only data automatically collected and transmitted by the vehicles.

FINDINGSSeriously injured vehicle occupants are defined as those who have sustained one or more injuries with an Abbreviated Injury Severity (AIS) Score of 3 or higher (includesAIS 3, AIS 4, AIS 5,…
Content type
Benefit
Date Posted
05/06/2011
Taxonomy (ARC-IT) Mayday Notification (PS04)
Geolocation links
Nationwide, United States   |   Nationwide, Germany

Implementing an enhanced Automatic Collision Notification (ACN) system in all passenger vehicles in the US could help improve outcomes for over 15,200 drivers each year involved in moderate to high severity crashes.

FINDINGSAlthough findings are based on preliminary data with relatively low crash counts, the implications are clear. Looking at the complete US, 10 percent of all BMW ACN crashes had no voice…
Content type
Benefit
Date Posted
05/06/2011
Taxonomy (ARC-IT) Mayday Notification (PS04)
Geolocation links
Nationwide, United States   |   Nationwide, Germany

A Side Object Detection System (SODS) for transit buses was cost-effective with a baseline benefit-cost ratio of 1.43 and a ratio range of 0.37-3.55.

FINDINGS Results showed that the Side Object Detection System (SODS) was the only cost-effective system, with a benefit-cost ratio ranging from 0.37 to 3.55. The cost-effectiveness of SODS is…
Content type
Benefit
Date Posted
12/15/2009
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Bus rapid transit (BRT) can reduce transit running times by 38 to 69 percent, increase ridership by 35 to 77 percent, and improve service reliability.

FINDINGSThe costs and performance data collected from selected agencies were input into the Practitioner’s Guide and used to model six different BRT development scenarios. The analysis provided a…
Content type
Benefit
Date Posted
10/09/2009
Taxonomy (ARC-IT) Transit Vehicle Tracking (PT01), Transit Signal Priority (PT09)
Geolocation links
Nationwide, United States

Increasing integration between AVL systems, components, and interfaces has improved the ability of transit agencies to collect data on location and schedule adherence; support operational control, service restoration, and planning activities.

FINDINGSAlthough the basic system architecture of bus AVL systems has not changed much over the past 10 years, the degree of functionality and reliability of these systems has increased remarkably.…
Content type
Benefit
Date Posted
09/28/2009
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01), Freight Administration (CVO02), CV Driver Security Authentication (CVO14), Fleet and Freight Security (CVO15), Eco-Approach and Departure at Signalized Intersections (ST08), Transit Traveler Information (PT08), Transit Pedestrian Indication (PT11), Transit Vehicle Tracking (PT01), Transit Fleet Management (PT06), Transit Fixed-Route Operations (PT02), Transit Passenger Counting (PT07), Multi-modal Coordination (PT14), Transit Connection Protection (PT17), Transit Security (PT05), Personnel Device Maintenance (SU13), Personalized Traveler Information (TI02), Infrastructure-Provided Trip Planning and Route Guidance (TI04)
Geolocation links
Nationwide, United States   |   Columbus, Ohio, United States   |   Rochester, Pennsylvania, United States   |   Portland, Oregon, United States   |   Washington, United States

Electronic credentialing allowed trucks to be placed into service an average of 3.5 days sooner than paper-based systems.

CVISN Business Case Analysis of Electronic CredentialingThe benefits of electronic credentialing reported below are based on the data provided by 38 motor carriers and service bureaus contacted by…
Content type
Benefit
Date Posted
09/25/2009
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

An analysis of benefits and costs of Roll Stability Control (RSC) Systems for the trucking industry found benefits per dollar spent values of $1.66 to $5.34 with varying estimates of efficiency and annual VMT.

Content references source material no longer available at its original location.
For the Benefit Cost Analysis, the benefits in terms of crash cost avoidance were compared to the costs in terms of total technology costs. The data for the potential benefit, measured in terms of…
Content type
Benefit
Date Posted
09/03/2009
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Through use of the Roll Stability Control (RSC) systems, it was estimated that between 1,422 and 2,037 combination vehicle rollover crashes in curves could be prevented, resulting in effectiveness rates of 37 percent and 53 percent, respectively.

Content references source material no longer available at its original location.
The methodology for this analysis was based on estimates of crash cost avoidance for the primary types of crashes that can be addressed by the RSC systems on combination vehicles. RSC system benefits…
Content type
Benefit
Date Posted
08/29/2009
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

A study evaluating data archiving at more than 60 organizations found that data warehousing generated an average return on investment of 401 percent over three years.

This report provides a literature review of general data management practices. One source reveals that:A 1998 study, which used information gathered from more than 60 organizations that had…
Content type
Benefit
Date Posted
11/19/2008
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

A nationwide survey evaluating overheight/oversize warning systems found that eight states that deployed active infrared light or laser activated warning systems had fewer overheight load strikes on infrastructure components.

This research attempts to synthesize existing data and previous research to develop a comprehensive examination of the state-of-the-practice for oversized vehicle warning devices. The lack of…
Content type
Benefit
Date Posted
11/07/2008
Taxonomy (ARC-IT) In-Vehicle Signage (TI07), Oversize Vehicle Warning (VS11)
Geolocation links
Nationwide, United States

Evaluation data show that forward collision warning systems (CWS) alone, and CWS bundled with adaptive cruise control (ACC) and advanced braking systems (AdvBS) can improve safety for commercial vehicles.

RESULTSThe 100 Volvo Class 8 tractors deployed were divided into three groups. The first group of 20 “Baseline” tractors was operated without the three safety systems for approximately two years. The…
Content type
Benefit
Date Posted
10/02/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Approximately 50 percent of Commercial Vehicle Information Systems and Networks (CVISN) managers surveyed indicated that CVISN electronic credentialing systems can save staff time and labor, allowing additional support to be assigned to more critical

Self-evaluation survey forms were made available to state CVISN managers encouraging them to record and share information regarding their experiences with their electronic screening, safety…
Content type
Benefit
Date Posted
09/26/2008
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Survey data collected from tractor trailer drivers with one to three years of experience driving with intelligent vehicle safety systems (IVSS) indicate that IVSS lowers their perceived workload by 14 to 21 percent over a range of driving conditions.

RESULTS This report presents findings from an analysis of the data collected through driver surveys conducted at both the beginning and the end of the evaluation period. The first survey (Phase I)…
Content type
Benefit
Date Posted
09/23/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Widespread deployment of integrated countermeasure systems could prevent over 48 percent of rear-end, run-off-road, and lane change crashes.

Rear-end, roadway departure, and lane-change crashes accounted for about 60 percent of all light vehicle and heavy commercial truck crashes, resulting in 1,550,000 and 69,000 injured persons,…
Content type
Benefit
Date Posted
09/16/2008
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

While both cars and sport utility vehicles (SUVs) benefit from electronic stability control (ESC) systems, evaluation data suggest that the reduction in the risk of single-vehicle crashes was significantly greater for SUVs (49 percent) than for cars

Content references source material no longer available at its original location.
RESULTSWhile both cars and SUVs benefit from ESC, the reduction in the risk of single-vehicle crashes was significantly greater for SUVs — 49 percent versus 33 percent for cars. The reduction in…
Content type
Benefit
Date Posted
09/08/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Automatic anti-icing systems on bridges reduced crashes by 25 to 100 percent and benefit-to-cost ratios ranged from 1.8:1 to 3.4:1.

An extensive literature review on automatic bridge deck anti-icing systems was executed. Researchers also reviewed the experiences of several transportation agencies that deploy such systems.…
Content type
Benefit
Date Posted
08/08/2008
Taxonomy (ARC-IT) Roadway Automated Treatment (MC03), Winter Maintenance (MC04)
Geolocation links
Nationwide, United States   |   Statewide, Utah, United States   |   Dresbach, Minnesota, United States   |   Winona, Minnesota, United States   |   Duluth, Minnesota, United States

Two surveys asked motor carriers what the motivation was for safety technology installation. A clear majority of the respondents indicated that crash reduction (68%) and lower insurance rates (52%) were key benefits.

Content type
Benefit
Date Posted
05/28/2008
Taxonomy (ARC-IT) Freight Administration (CVO02), CV Driver Security Authentication (CVO14), Fleet and Freight Security (CVO15), Mayday Notification (PS04), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

The initial costs for collision warning systems (CWS) can be high making it difficult for fleets that experience few crashes to deploy cost-effective solutions.

BENEFIT-COST ANALYSISA high-level benefit-cost study was conducted to estimate the potential impacts of widespread deployment. The benefit-cost model evaluated four deployment scenarios: CWS applied…
Content type
Benefit
Date Posted
05/23/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Approximately 80 percent of the truck drivers surveyed indicated that collision warning systems made them more vigilant, helped them maintain a safer following distance, and increased their reaction time and awareness.

CUSTOMER SATISFACTIONTelephone interviews were conducted with 200 drivers in two phases to assess their perceptions and acceptance of system performance. Phase-1 (22 – 27 October 2001) included 117…
Content type
Benefit
Date Posted
05/23/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

A survey of State and local transportation agencies found that AVL applications for highway maintenance can have benefit-to-cost ratios ranging from 2.6:1 to 24:1 or higher.

RESULTSThe assessment indicated that the application of AVL in highway maintenance has a benefit-to-cost ratio ranging from 2.6:1 using conservative assumptions, to 24:1 (or higher) using moderate…
Content type
Benefit
Date Posted
05/22/2008
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02), Maintenance and Construction Vehicle and Equipment Tracking (MC01)
Geolocation links
Nationwide, United States

Trucks equipped with collision warning systems, adaptive cruise control, and advanced braking systems have the potential to reduce truck-initiated rear-end crashes by up to 28 percent.

FINDINGSThe results indicated that trucks equipped with CWS or the bundled system (CWS + ACC + AdvBS) can avoid up to 21 percent or 28 percent of rear-end crashes, respectively.CWS was the most…
Content type
Benefit
Date Posted
05/19/2008
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

HAZMAT safety and security technologies can have tremendous societal cost savings well beyond the break even point for benefits and costs.

FINDINGSTechnology performance overall for the technologies was good, with most technologies performing well under operational conditions with the exception of fingerprint recognition and electronic…
Content type
Benefit
Date Posted
02/06/2006
Taxonomy (ARC-IT) Freight Administration (CVO02), Fleet and Freight Security (CVO15), Core Authorization (SU02), CV Driver Security Authentication (CVO14), Carrier Operations and Fleet Management (CVO01), Dynamic Route Guidance (TI03), Automated Vehicle Operations (VS16), HAZMAT Management (CVO12)
Geolocation links
Nationwide, United States

HAZMAT safety and security technologies can reduce the potential for terrorist consequences by approximately 36 percent.

FINDINGS The tested technologies showed the capability to significantly reduce the vulnerability of hazardous materials transportation, with the greatest reductions for the attack profile: theft.…
Content type
Benefit
Date Posted
02/06/2006
Taxonomy (ARC-IT) Freight Administration (CVO02), Fleet and Freight Security (CVO15), Core Authorization (SU02), CV Driver Security Authentication (CVO14), Carrier Operations and Fleet Management (CVO01), Dynamic Route Guidance (TI03), Automated Vehicle Operations (VS16), HAZMAT Management (CVO12)
Geolocation links
Nationwide, United States

A 1999 FHWA study suggested that lane departure warning systems have the potential to reduce road departure crashes by 10 percent for passenger vehicles and 30 percent for heavy trucks.

To evaluate the system, driver experiments were conducted and the RORSIM vehicle dynamics model was programmed to simulate the lane keeping ability of real drivers, and provide estimates of crash…
Content type
Benefit
Date Posted
01/27/2006
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

An evaluation of CVISN technologies found that electronic screening techniques that promote compliance with commercial vehicle safety inspections could prevent thousands of truck accidents each year.

Commercial vehicle crashes were relatively rare in the program study area, therefore, safety benefits were estimated using a crash avoidance probability model. The model used inspection selection…
Content type
Benefit
Date Posted
08/14/2002
Taxonomy (ARC-IT) Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Roadside CVO Safety (CVO07)
Geolocation links
Nationwide, United States

An evaluation of CVISN technologies found that electronic credentialing enabled carriers to commission new vehicles 60 percent faster, and saved 60 to 75 percent on credentialing costs by reducing paperwork.

In-person interviews were conducted to obtain cost data from motor carriers and state agencies participating in the International Registration Plan (IRP), and International Fuel Task Agreement (IFTA…
Content type
Benefit
Date Posted
08/14/2002
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Most truck drivers who participated in an evaluation of CVISN technology felt that electronic screening saved them time but lacked a set of standards governing inspection selection; motor carriers were concerned with the cost-effectiveness of the tec

Customer satisfaction studies were conducted. Mail-in surveys were received from 158 motor carriers and in-person interviews were conducted with 61 truck drivers. FINDINGSMotor carriers were…
Content type
Benefit
Date Posted
08/14/2002
Taxonomy (ARC-IT) Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Roadside CVO Safety (CVO07)
Geolocation links
Nationwide, United States

CVO inspectors participating in CVISN focus groups felt that CVISN technology saved time, and improved the speed and accuracy of data reporting.

Customer satisfaction studies were conducted. Three-hundred and seventy (370) questionnaires were collected from CVO inspectors and 50 inspectors participated in focus groups.FINDINGSOverall, CVO…
Content type
Benefit
Date Posted
08/14/2002
Taxonomy (ARC-IT) Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Roadside CVO Safety (CVO07), Mayday Notification (PS04)
Geolocation links
Nationwide, United States

In 1996, the project benefits of existing and planned deployments of transit ITS technologies were estimated to yield between $3.8 billion and $7.4 billion (discounted dollars for 1996) within several years.

Content type
Benefit
Date Posted
09/21/2000
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04), Transit Traveler Information (PT08), Transit Fleet Management (PT06), Integrated Decision Support and Demand Management (TM09), Dynamic Transit Operations (PT03)
Geolocation links
Nationwide, United States

A series of interviews with commercial vehicle operators across the U.S. indicated that truck and motorcoach drivers are in strong agreement in favor of some ITS applications, but have mixed opinions about other applications.

Content type
Benefit
Date Posted
01/01/2000
Taxonomy (ARC-IT) Freight Administration (CVO02), CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18), Commercial Vehicle Parking (CVO05), Border Management Systems (TM23), Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), HAZMAT Management (CVO12)
Geolocation links
Nationwide, United States

An NHTSA modeling study indicated that lane change/merge crash avoidance systems would be 37 percent effective and road-departure countermeasure systems would be 24 percent effective.

In 1997, a modeling study conducted by the NHTS found that lane change/merge crash avoidance system would be effective in 37 percent of crashes, and the road-departure countermeasure system would be…
Content type
Benefit
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Heads up display pedestrian collision warnings help reduce reaction time, maximum deceleration, and, in some cases, stopping distance and braking time.

Findings/Benefits Reaction, Braking Time, and Time to Stop: Post-hoc tests found the virtual shadow reduced reaction time while increasing braking time, resulting in the same time to stop as the…
Content type
Benefit
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

Dynamic parking management strategies may improve the ability to find on-street parking, yield environmental benefits, and improve access to local businesses.

Dynamic Parking ManagementDynamic parking management attempts to manage demand for parking spaces through variable parking rates and dissemination of real-time parking availability information. The…
Content type
Benefit
Taxonomy (ARC-IT) Parking Space Management (PM01), Regional Parking Management (PM04), Parking Reservations (PM05), Loading Zone Management (PM06)
Geolocation links
Nationwide, United States   |   Seattle, Washington, United States

A NHTSA modeling study indicated that forward collision warning systems, lane change/merge crash avoidance systems, and road-departure countermeasure systems would yield and annual economic benefit of $25.6 billion (1994).

An NHTSA modeling study concluded that rear end crash driver warning systems, lane change/merge crash avoidance system, and the road-departure countermeasure system could result in an annual economic…
Content type
Benefit
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Take Account of Potential Impacts to Both Bus Passengers and External Vulnerable Road Users When Setting Deceleration Parameters for Automated Transit Bus Applications.

Establish guiding principles in advance to carefully consider tradeoffs such as maximum deceleration limits in protecting passenger and external vulnerable road users. System developers should define…
Content type
Lesson
Date Posted
09/20/2022
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Provide Location-Based Data Consistently, with Spatial Accuracy of 20 Centimeters or Better, to Support Connected and Automated Vehicles.

Code and quantify CAV-Path data consistently at the national level. To develop usable national CAV-Path data that will be easily computable by a CAV, it must be consistent. The data provided by…
Content type
Lesson
Date Posted
03/21/2022
Taxonomy (ARC-IT) Map Management (SU04), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Well-Defined Standards and Metrics, Multimodal Integration, Recognizing Potential Insurance and Accessibility Issues, and Balanced Data Sharing Contribute to the Success of Shared Mobility Services.

Development of this primer was made possible by 23 specialists and practitioners that conducted an expert review of this primer and participated in a one-day workshop in June 2015 to discuss shared…
Content type
Lesson
Date Posted
05/24/2021
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Dynamic Ridesharing and Shared Use Transportation (TI06)
Geolocation links
Nationwide, United States

Market Assessment Research Finds Current Automation Technology for Non-transit Vehicles May Have Limited Applicability for Transit Service.

The main key findings of this report include the following: Attention is needed when adopting current automation technology designed for non-transit vehicles because they may have limited…
Content type
Lesson
Date Posted
04/27/2021
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Transit Fleet Management (PT06), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Automated Traffic Signal Performance Measures (ATSPM) Programs Can Help Agencies Manage Large Datasets and Maintain Agency Focus on Priority Locations and Metrics.

The following lessons were derived from the source report. Develop a Measures of Effectiveness (MOE) framework to focus attention on the most important metrics for each corridor. Large quantities of…
Content type
Lesson
Date Posted
03/30/2021
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Share Data, But Be Smart: Recommendations from TCRP.

The end of the report includes summarized key findings. These included the following recommendations and identified best practices: Share data on transit passengers to generate value. The data…
Content type
Lesson
Date Posted
02/26/2021
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Communicate Clearly: Researchers Offer Suggestions for Automated Vehicles (AVs) Integrating External Human-Machine Interface Systems (eHMIs).

The suggestions offered by the researchers included the following: Include smart infrastructure in urban environments. Researchers noted the risk that pedestrians may become used to AVs reliably…
Content type
Lesson
Date Posted
02/26/2021
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

Consider and Establish Metrics to Ensure Benefit from UAVs, Study Suggests.

Content references source material no longer available at its original location.
BEST PRACTICES Establish consistent metrics to evaluate the success of the UAS deployment. The authors noted that current metrics exhibited significant gaps, which could be filled via integration of…
Content type
Lesson
Date Posted
01/25/2021
Taxonomy (ARC-IT) Freight Administration (CVO02), Fleet and Freight Security (CVO15), Core Authorization (SU02)
Geolocation links
Nationwide, United States

Identify Local Protocols and Regulations That May Constrain the Structure and Content of Traveler Information Messages on Dynamic Message Signs (DMS).

Agencies should build on existing institutional arrangements in an attempt to build consensus, developing clearly defined roles and responsibilities along with tempered expectations. Within these…
Content type
Lesson
Date Posted
12/17/2020
Taxonomy (ARC-IT) Traffic Information Dissemination (TM06), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Equipping large trucks with lane departure warning and video-based on-board safety monitoring systems were found to be cost effective on a societal level, while results for automatic emergency braking were mixed.

Content references source material no longer available at its original location.
Equipping large trucks with lane departure warning (LDW) and video-based on-board safety systems were found to be cost effective on a societal level for all combinations of costs, efficacy, and…
Content type
Lesson
Date Posted
10/29/2020
Taxonomy (ARC-IT) Freight Administration (CVO02), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Using a common work zone data specification has the potential to save lives.

Background Information: The U.S. DOT launched the Work Zone Data Exchange (WZDx) Project in March 2018, following a December 2017 Roundtable on Data for Automated Vehicle (AV) Safety that highlighted…
Content type
Lesson
Date Posted
10/19/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17), Work Zone Management (MC06), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

SmartPark benefit-to-cost assessments should be conducted early in a deployment to enable private truck stop operators time to build a solid business case for participation.

Key findings and deployment recommendations: Start projects where potential benefit-to-cost ratios are greatest. Benefit-to-cost assessments should be conducted early in a SmartPark project to…
Content type
Lesson
Date Posted
06/30/2020
Taxonomy (ARC-IT) Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10)
Geolocation links
Nationwide, United States

Make data publicly available for crowdsource verification and validation.

Quality assurance and quality control methods for collecting transportation data are common topics of concern for agencies. The TRB committee assembled a list of best practices for field device…
Content type
Lesson
Date Posted
06/15/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Prioritize safety and privacy while collecting Connected Vehicle data to ensure public acceptance.

Connected Vehicles (CV)s are those that have the ability to communicate with nearby vehicles, infrastructure, or even with devices held by pedestrians. Through this communication, CVs can ensure that…
Content type
Lesson
Date Posted
06/15/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

Active monitoring and responsivity to data stream is critical to accurate collection of bicycle and pedestrian data.

The collection and use of bicycle and pedestrian data on a broad scale is an emerging field within traffic monitoring. It is not yet institutionalized or nationally mandated like motor vehicle data…
Content type
Lesson
Date Posted
06/15/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Study suggests that drivers using advanced driving assistance systems (ADAS) may need more training on these systems.

Drivers with stronger mental models (i.e. understanding) of ADAS performed significantly better compared to drivers with weaker mental models. Drivers with stronger mental models were faster to react…
Content type
Lesson
Date Posted
06/12/2020
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Federal Transit Administration research offers ideas on how to overcome common challenges for transit agencies looking into implementing integrated payment systems.

The assessment identified major challenges faced by agencies seeking to update their service and offered recommendations to meet them: Fare Simplification. Many transit agencies have had their fare…
Content type
Lesson
Date Posted
03/25/2020
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04)
Geolocation links
Nationwide, United States

Agencies can use Open-Source Software (OSS) to respond flexibly and efficiently to stakeholder needs; although additional training may be required, the low cost and adaptability of OSS offer great benefits.

The paper noted some key lessons learned for OSS: Greater control and faster response to strategic software development priorities. Agencies using OSS may have much closer control over their…
Content type
Lesson
Date Posted
02/26/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Keep procurement requirements flexible and up-to-date, suggests a Center for Urban Transportation Research report on open-source software for transit management.

BEST PRACTICES The authors noted recommendations for agencies considering the implementation of OSS: Agencies should update procurement requirements and practices. While OSS may not always be the…
Content type
Lesson
Date Posted
02/24/2020
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Nationwide survey shows agencies planning to upgrade legacy data-management systems should invest in IT infrastructure and upgrade staff skills to handle large crowdsource data sets.

The large size of crowdsource data sets pose challenges to agencies' legacy data-management systems. Agencies should invest IT infrastructure including computing, storage, and management capabilities…
Content type
Lesson
Date Posted
01/27/2020
Taxonomy (ARC-IT) Traffic Information Dissemination (TM06)
Geolocation links
Nationwide, United States

Agencies planning to acquire crowdsourced data to support real-time traveler information systems should clearly specify temporal and spatial coverage and sample size requirements since proprietary products will likely have limited transparency.

Lack of transparency in proprietary methods used to clean, process, and aggregate crowdsource data is often cited as the main reason transportation agencies are hesitant to integrate these data into…
Content type
Lesson
Date Posted
01/27/2020
Taxonomy (ARC-IT) Traffic Information Dissemination (TM06)
Geolocation links
Nationwide, United States

European researchers offer suggestions for agencies seeking to encourage growth of sustainable transportation options such as automated shuttles.

As part of this effort, the team identified key areas to be considered in future work on automated shuttles. They issued the following recommendations: Create sustainable mobility ecosystems. The…
Content type
Lesson
Date Posted
01/27/2020
Taxonomy (ARC-IT) Transit Fixed-Route Operations (PT02), Transit Passenger Counting (PT07)
Geolocation links
Nationwide, United States

The signal quality and message integrity of DSRC-based V2V applications that alert drivers of reduced visibility and dangerous road weather conditions are maintained even in foggy environments.

The results of the simulation indicated that a DSRC signal with a wavelength of 0.05 meter will persist in its integrity and quality while propagated through a foggy environment under a wide range of…
Content type
Lesson
Date Posted
12/30/2019
Taxonomy (ARC-IT) Weather Data Collection (WX01), Spot Weather Impact Warning (WX03)
Geolocation links
Nationwide, United States

Study finds that over time using advanced assistive driver technologies can increase unsafe driving behavior.

Using ADAS resulted in "increased occurrence of distracted driving behaviors." L2 systems did not increase distracted driving behaviors ADAS systems reduced the incidence of speeding behavior by…
Content type
Lesson
Date Posted
12/23/2019
Taxonomy (ARC-IT) Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Validate the performance of dedicated short-range communication (DSRC) radios for cooperative adaptive cruise control (CACC) applications by testing receiver signal strength, signal delay, and packet error rates.

FINDINGS Based on the test track results the Volpe Center offered several recommendations for features of the CACC-based vehicle platooning system. Design of Vehicle Platooning Proof-of-Concept When…
Content type
Lesson
Date Posted
11/18/2019
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Current generation pedestrian crash avoidance systems may not be effective at night or during right-turns.

None of the systems warned the driver about a pedestrian or applied automatic braking when tested under nighttime, low light conditions During right-turn tests (analogous to right-turn-on-red…
Content type
Lesson
Date Posted
10/09/2019
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Cloud computing will be key to meeting many of the challenges to store and access the huge volume of big transportation data.

Cloud computing will be key to cope with increased volumes, velocity, and variety of data. Agencies, however, may have to give up the ability to store data internally and will need to be convinced…
Content type
Lesson
Date Posted
07/12/2019
Taxonomy (ARC-IT) Multi-modal Coordination (PT14), Transit Connection Protection (PT17)
Geolocation links
Nationwide, United States

A Federal report highlights best practices for ITS programs that plan to implement connected vehicle (CV) technology.

The following are several recommendations presented in the report that highlight the range of issues agencies need to consider within short-, medium-, and long-term transportation planning efforts:…
Content type
Lesson
Date Posted
03/26/2019
Taxonomy (ARC-IT) Infrastructure-Based Traffic Surveillance (TM01), Integrated Decision Support and Demand Management (TM09), Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04), Emissions Monitoring (ST01), Eco-Traffic Signal Timing (ST02), Eco-Traffic Metering (ST03), Eco-Approach and Departure at Signalized Intersections (ST08), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Connected Eco-Driving (ST09), Automated Vehicle Operations (VS16), Intermittent Bus Lanes (PT10), Regional Traffic Management (TM07), Restricted Lane Warnings (VS10)
Geolocation links
Nationwide, United States

Understand cities' markets and customer bases to define a tailored service and increase the utilization rates of carsharing and new mobility services.

Content references source material no longer available at its original location.
The paper presents several best practices and lessons learned for launching a successful carsharing or new mobility service, including: Understand the market and customer base to define a tailored…
Content type
Lesson
Date Posted
03/19/2019
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Dynamic Ridesharing and Shared Use Transportation (TI06)
Geolocation links
Nationwide, United States

USDOT offers guidance to plan for, prevent, detect, and respond to cybersecurity challenges associated with TMCs.

All networks can be breached and exploited, given enough time and resources. A TMC can make cyber-attacks harder by taking a "Defense in Depth" approach and interrupting as many of the attacker's…
Content type
Lesson
Date Posted
01/28/2019
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17), Maintenance and Construction Activity Coordination (MC08), Regional Traffic Management (TM07), Integrated Decision Support and Demand Management (TM09), Weather Information Processing and Distribution (WX02)
Geolocation links
Nationwide, United States

State of the practice assessment identifies emerging trends in the procurement of CV technology; concludes that different procurement approaches have been and can be successfully used for purchasing CV equipment, systems, and services.

Despite the challenges and limitations above, CV project managers and stakeholders noted that none of the challenges were insurmountable. By utilizing both state and federal resources, along with…
Content type
Lesson
Date Posted
01/28/2019
Taxonomy (ARC-IT) Infrastructure Monitoring (MC09), Transportation Infrastructure Protection (PS09), Roadside Lighting (ST04), Connected Vehicle System Monitoring and Management (SU01), Core Authorization (SU02), Map Management (SU04), Location and Time (SU05), Object Registration and Discovery (SU06), ITS Communications (SU07), Security and Credentials Management (SU08), Device Certification and Enrollment (SU09), Center Maintenance (SU10), Field Equipment Maintenance (SU11)
Geolocation links
Nationwide, United States

Emphasize data-driven mobilizations and incorporate Automated Speed Enforcement devices in vulnerable locations to minimize resource needs of speed-limit enforcement.

The report summarizes its major suggestions and recommended best practices as follows: Improve Program Management Bolster National Leadership Congress could establish a NHTSA National Priority Safety…
Content type
Lesson
Date Posted
01/25/2019
Taxonomy (ARC-IT) Speed Warning and Enforcement (TM17), Infrastructure-Based Traffic Surveillance (TM01)
Geolocation links
Nationwide, United States

USDOT Identifies Effective Ownership and Governance Model Areas of Interest for a Full-Scale SCMS deployment for Connected Vehicles.

Determine whether to use a single vs. multiple root CA based on operational and public interest objectives. An SCMS design allows for single or multiple roots. SCMS deployment could feature a single…
Content type
Lesson
Date Posted
01/24/2019
Taxonomy (ARC-IT) Infrastructure-Based Traffic Surveillance (TM01), Integrated Decision Support and Demand Management (TM09), Eco-Traffic Signal Timing (ST02), Connected Eco-Driving (ST09), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Freight Administration (CVO02), Eco-Approach and Departure at Signalized Intersections (ST08), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Testing of lane departure warning (LDW) systems in a fixed-base driving simulator found driver corrective actions were boosted by LDW presence, with steering wheel vibration warnings stimulating greater response than directional audio warnings.

Corrective responses appear to be generally boosted by LDW presence, with the wheel-vibration LDW resulting in somewhat greater response than a directional audio LDW.
Content type
Lesson
Date Posted
10/30/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

LiDAR scanning systems collect huge amounts of geospatial data in a very short time; plan for major data reduction efforts that require intensive computing, software development, and technical expertise.

The results demonstrated that mobile LiDAR has the highest overall score when data completeness and data quality are considered a top priority. This method is capable of collecting a large amount of…
Content type
Lesson
Date Posted
08/13/2018
Taxonomy (ARC-IT) Infrastructure Monitoring (MC09), Transportation Infrastructure Protection (PS09), Roadside Lighting (ST04), Connected Vehicle System Monitoring and Management (SU01), Core Authorization (SU02), Map Management (SU04), Location and Time (SU05), Object Registration and Discovery (SU06), ITS Communications (SU07), Security and Credentials Management (SU08), Device Certification and Enrollment (SU09), Center Maintenance (SU10), Field Equipment Maintenance (SU11)
Geolocation links
Nationwide, United States

Integrate the features of transportation networking companies and other shared mobility services into existing transportation systems and services in ways leveraging the services’ strengths and features.

With appropriate regulation, and perhaps even subsidization to meet specific public policy goals, these new services can and should be integrated into metropolitan transportation systems to improve…
Content type
Lesson
Date Posted
02/26/2018
Taxonomy (ARC-IT) Transit Stop Request (PT15), Route ID for the Visually Impaired (PT16), Dynamic Ridesharing and Shared Use Transportation (TI06)
Geolocation links
Nationwide, United States

Post warning messages on DMS that describe how drivers should react to hazardous conditions rather than just notifying them of the hazard ahead.

Post warning messages on DMS that describe how drivers should react to hazardous conditions rather than just notifying them of the hazard ahead. Presence of a DMS does not have a significant impact…
Content type
Lesson
Date Posted
02/06/2018
Taxonomy (ARC-IT) Roadway Automated Treatment (MC03), Traffic Information Dissemination (TM06), Weather Information Processing and Distribution (WX02), Spot Weather Impact Warning (WX03)
Geolocation links
Nationwide, United States

Include pedestrian collision warnings on in-vehicle heads-up displays to reduce reaction time, maximum deceleration, and, in some cases, stopping distance and braking time.

Include pedestrian collision warnings on in-vehicle heads-up displays to reduce reaction time, maximum deceleration, and, in some cases, stopping distance and braking time. Reaction, Braking Time,…
Content type
Lesson
Date Posted
01/08/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Provide trip itineraries in personalized traveler information platforms based around cost, time, and user preferences to influence travelers to change their behaviors.

Overall, users agreed that the dashboard was enjoyable and easy to use in addition to being helpful in adopting new travel behaviors. Results indicated that users retained a strong preference for…
Content type
Lesson
Date Posted
12/12/2017
Taxonomy (ARC-IT) Personnel Device Maintenance (SU13), Personalized Traveler Information (TI02), Infrastructure-Provided Trip Planning and Route Guidance (TI04)
Geolocation links
Nationwide, United States

Locate direct current fast charging systems for electric vehicles at high volume interchanges on major transportation corridors at sites amenable to 5 to 25 minute-long visits.

The following should be considered in DCFC site selections: DCFC sites should be located along major transportation corridors Approximately half of the DCFC sites along a transportation corridor…
Content type
Lesson
Date Posted
11/27/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States

Evaluation of sites for direct current fast charging systems should consider local permitting regulations, loss of space, ground surface conditions, and availability of local electrical service.

There are a number of considerations involved in the decision of DCFC systems. Permitting. Significant changes in a host facility's electrical and physical systems through addition of a DCFC will…
Content type
Lesson
Date Posted
11/27/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States

Select a pricing strategy incentivizing drivers to unplug from electric vehicle charging stations shortly after they finish charging to enable others to use the station.

Owners of EV charging stations can choose to charge customers by kWh, by the hour, per session, or some combination thereof. Billing for the electricity consumed (by kWh) seems intuitive, but does…
Content type
Lesson
Date Posted
11/27/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States

Marketing the benefits of roadway pricing strategies throughout the lifespan of a project can improve public perception of these projects.

It is vital to market the benefits of roadway pricing projects throughout the lifespan of these projects as the initial reaction to these projects is typically negative. Specific strategies to help…
Content type
Lesson
Date Posted
09/26/2017
Taxonomy (ARC-IT) Integrated Decision Support and Demand Management (TM09), Road Use Charging (TM11)
Geolocation links
Nationwide, United States

Consider the following three criterial when screening candidate sites for active traffic management solutions: limited capacity improvement options; operations and maintenance resources; and ability to coordinate among stakeholders.

Practices associated with successful ATM programs: Identify needs for dynamic management of arterial operations (recurring and nonrecurring traffic congestion with limited capacity improvement…
Content type
Lesson
Date Posted
08/07/2017
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Nationwide, United States

Developing a regional fare policy or system requires, at a minimum, analysis of travel patterns, transit market analysis, and review of institutional barriers and challenges.

Moving toward a regional fare policy or regional fare system should occur only after a deliberate and well-thought-out process involving an honest assessment of the needs, potential costs, and…
Content type
Lesson
Date Posted
07/31/2017
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04)
Geolocation links
Nationwide, United States

Deploying advanced wayfinding technologies in transit agencies present communications, legal, institutional, and technical challenges

This study conducted by the Volpe Center surveyed and analyzed wayfinding technologies in nine metropolitan areas: (1) San Francisco, California, (2) Portland, Oregon, (3) Seattle, Washington, (4)…
Content type
Lesson
Date Posted
02/27/2017
Taxonomy (ARC-IT) Transit Traveler Information (PT08), Transit Pedestrian Indication (PT11), Transit Vehicle at Station/Stop Warnings (PT12), Transit Vehicle Tracking (PT01), Multi-modal Coordination (PT14), Transit Connection Protection (PT17)
Geolocation links
Nationwide, United States

Implement Effective Risk Mitigation Strategies and Use Defined Success Factors to Better Manage ITS Application Development and Deployment

The SafeTrip-21 Initiative captured many lessons learned during the evaluation of eight ITS applications some of the lessons included mitigating risks, identification of success factors, and the…
Content type
Lesson
Date Posted
10/01/2014
Taxonomy (ARC-IT) ITS Data Warehouse (DM01), Data Distribution (SU03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Adequately train all operations and maintenance (O&M) personnel and conduct regularly scheduled team meetings to continually improve processes and procedures as the ICM system operations matures.

Operations and maintenance activities include operating the system, monitoring system performance, performing system diagnostics, making repairs, and making updates and changes to the system. Once…
Content type
Lesson
Date Posted
02/20/2014
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Nationwide, United States

Coordinate among stakeholders and schedule periodic team meetings to make sure that the correct and necessary information is provided for all development and implementation activities.

After the critical design review (CDR) has been completed and the detailed design has been approved, system development and implementation, also known as build and test, can begin. At this point…
Content type
Lesson
Date Posted
02/20/2014
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Nationwide, United States

Analyze individual design possibilities to determine which are feasible, which provide the best performance, and which would be the most cost effective methods of system implementation.

After the preliminary design review has been completed and the high-level design and system requirements have been approved, the component level detailed design can begin. At this point system…
Content type
Lesson
Date Posted
02/20/2014
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Nationwide, United States

Write well-formed requirements from the perspective of the system and not the system user that are concise and include data elements that are uniquely identifiable.

Having a good requirements development process is vital to defining the details of the system and communicating those details so that a physical system can be implemented. The System Requirements…
Content type
Lesson
Date Posted
02/20/2014
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Nationwide, United States

Consider New Approaches to Address Distracted Driving when Designing and Developing ITS Applications

The SafeTrip-21 Initiative developed new approaches to address distracted driving. Organizations and individuals are becoming increasingly aware of the dangers associated with distracted driving. The…
Content type
Lesson
Date Posted
09/30/2013
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Carrier Operations and Fleet Management (CVO01), ITS Communications (SU07)
Geolocation links
Nationwide, United States

Consider user acceptance of driver fatigue detection systems to be dependent on ease of use, ease of learning, perceived value, driver behavior, and advocacy.

The guidelines below have been extracted from the source report and presented from a systems engineering perspective.Consider the following when eliciting stakeholder requirements that can be used to…
Content type
Lesson
Date Posted
01/31/2013
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Use the ITE Traffic Signal Self-Assessment to help make the case for increased staffing and funding to support traffic signal programs.

Implementation of new technologies (such as video detection, battery back-up system, solar-powered school flashers and radio interconnect); purchase of new equipment; establishment of a regular…
Content type
Lesson
Date Posted
10/02/2012
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Deploy ITS transit technologies including computer-aided dispatch (CAD) and automated vehicle location (AVL) to coordinate human transportation services across agencies, reduce costs, eliminate duplication, and increase quality of service.

The Federal government created the Interagency Transportation Coordinating Council on Access and Mobility in 2004 to improve the efficiency and quality of service for the range of transportation…
Content type
Lesson
Date Posted
03/07/2011
Geolocation links
Nationwide, United States

Adopt best practices for integrating emergency information into Transportation Management Center (TMC) operations to improve performance and increase public mobility, safety and security.

Transportation Management Centers are established around the country to integrate data, information, and systems in support of day-to-day traffic and emergency operations. A primary challenge that…
Content type
Lesson
Date Posted
02/19/2007
Taxonomy (ARC-IT) Wide-Area Alert (PS10), Disaster Traveler Information (PS14), Evacuation and Reentry Management (PS13), Vehicle Emergency Response (PS05), Incident Scene Pre-Arrival Staging Guidance for Emergency Responders (PS06), Disaster Response and Recovery (PS12), Traffic Information Dissemination (TM06), Integrated Decision Support and Demand Management (TM09), Broadcast Traveler Information (TI01), Roadway Automated Treatment (MC03), Weather Information Processing and Distribution (WX02), Spot Weather Impact Warning (WX03), Roadway Closure Management (TM19), Maintenance and Construction Vehicle and Equipment Tracking (MC01), Roadway Service Patrols (PS08), Infrastructure-Based Traffic Surveillance (TM01), Regional Traffic Management (TM07), Personalized Traveler Information (TI02), Personnel Device Maintenance (SU13), Infrastructure-Provided Trip Planning and Route Guidance (TI04)
Geolocation links
Orlanda, Florida, United States   |   Houston, Texas, United States   |   Austin, Texas, United States   |   Atlanta, Georgia, United States   |   Nationwide, United States   |   Maryland, United States

Automated Traffic Signal Performance Measures (ATSPM) Maintenance Programs Cost An Estimated $0.23 Million to $11 Million Over 10 Years.

This study introduced a flexible method to evaluate performance-based traffic signal operations and maintenance. The intent was to describe advantages and disadvantages of using a proactive,…
Content type
System Cost
Made Public Date
03/29/2021
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), ITS Data Warehouse (DM01), Data Distribution (SU03), Map Management (SU04), Object Registration and Discovery (SU06), Traffic Code Dissemination (VS17)
Geolocation links
Nationwide, United States

The cost to install ultrasonic parking space availability sensors can range from $300 to $500 per space, depending on local labor costs.

Although technologies such as induction loop detectors installed at parking entry and exit points can be cheaper to implement compared to a single-space parking space occupancy detection system that…
Content type
System Cost
Made Public Date
10/28/2020
Taxonomy (ARC-IT) Parking Space Management (PM01), Regional Parking Management (PM04), Parking Reservations (PM05), Loading Zone Management (PM06)
Geolocation links
Nationwide, United States

The cost in install machine vision based blind-spot detection systems on buses and large trucks can range from $5,000 to $6,000 per vehicle.

A vision-based advanced driver assistance system being developed by Mobileye uses cameras strategically placed around the perimeter of a vehicle to improve blind-spot detection on both cars and…
Content type
System Cost
Made Public Date
10/28/2020
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

The cost to implement SmartPark systems can range from $2,000 to $30,000 per space depending on technology, location, level of cooperation among public and private entities, and deployment strategy.

This report examined the potential of a nationwide deployment of a SmartPark system designed to help truck drivers find a safe and available parking. SmartPark systems work by collecting real-time…
Content type
System Cost
Made Public Date
06/15/2020
Taxonomy (ARC-IT) Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10)
Geolocation links
Nationwide, United States

The cost to design and implement a custom crowdsourcing social media application ranges from $50,000 to $250,000.

Crowdsourcing supported by social media applications has emerged as a low-cost approach to generate data by enlisting or encouraging citizens to participate in data collection and verification. One…
Content type
System Cost
Made Public Date
05/20/2020
Taxonomy (ARC-IT) Weather Information Processing and Distribution (WX02), Traffic Information Dissemination (TM06)
Geolocation links
Nationwide, United States

The cost to operate and maintain a crowdsourced traveler information system can range from $5,000 to $13,000 per year.

This report summarized cost information collected from interviews with state DOT representatives regarding the costs to plan, develop, operate, and maintain citizen reporting traveler information…
Content type
System Cost
Made Public Date
04/20/2020
Taxonomy (ARC-IT) Weather Information Processing and Distribution (WX02), Traffic Information Dissemination (TM06)
Geolocation links
Nationwide, United States

A factory installed probe vehicle sensor platform designed to support real-time traffic and road condition monitoring was estimated to cost $40 per vehicle.

This paper presents a new type of wireless in-vehicle system designed for real-time traffic estimation and road surface monitoring. The platform is mainly designed for probe vehicles but can be…
Content type
System Cost
Made Public Date
02/25/2020
Taxonomy (ARC-IT) Broadcast Traveler Information (TI01)
Geolocation links
Nationwide, United States

National survey finds that a winter maintenance vehicle GPS/AVL system costs on average $3,843 to install and $39 per month in recurring costs per vehicle.

A research project conducted by the Oregon DOT included a literature search and a survey of state and local agencies to collect information about available GPS/AVL equipment and how winter…
Content type
System Cost
Made Public Date
12/30/2019
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Nationwide, United States

A dual protocol road-side unit (RSU) providing both cellular and dedicated short-range communication (DSRC) technologies can be deployed for approximately $6,000 per intersection.

This project developed and demonstrated a variety of smart-transport technologies, policies, and practices for highways and freeways using connected autonomous vehicles (CAVs), smartphones, roadside…
Content type
System Cost
Made Public Date
08/23/2019
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Labor costs required to collect and prepare highway inventory datasets can range from $72 to $1,075 per mile.

The purpose of this study was to identify cost-effective methods for collecting and processing highway infrastructure geo-referencing and geo-spatial data. The following data collection methods were…
Content type
System Cost
Made Public Date
08/14/2018
Taxonomy (ARC-IT) Infrastructure Monitoring (MC09), Transportation Infrastructure Protection (PS09), Roadside Lighting (ST04), Connected Vehicle System Monitoring and Management (SU01), Core Authorization (SU02), Map Management (SU04), Location and Time (SU05), Object Registration and Discovery (SU06), ITS Communications (SU07), Security and Credentials Management (SU08), Device Certification and Enrollment (SU09), Center Maintenance (SU10), Field Equipment Maintenance (SU11)
Geolocation links
Nationwide, United States

Cellular-V2X (C-V2X) communication modules that use wireless wide-area network (WWAN) cellular modems to broadcast and receive basic safety messages (BSM) can be supplied to automobile manufacturers for less than $222 per unit.

This research analyzed the cost of alternative on-board unit (OBU) configurations required to support vehicle-to-everything (V2X) applications for light vehicles. The following primary cost drivers…
Content type
System Cost
Made Public Date
05/25/2018
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Intersection Safety Warning and Collision Avoidance (VS13), Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Pedestrian and Cyclist Safety (VS12)
Geolocation links
Nationwide, United States

Average cost to install a highway advisory radio station ranged from $40,000 to $50,000 as reported by agencies that continue to use this technology.

Content references source material no longer available at its original location.
Highway advisory radio (HAR) is an older strategy for disseminating traveler information, but it is still valuable for regional traveler information, especially in emergencies. To understand the…
Content type
System Cost
Made Public Date
02/26/2018
Taxonomy (ARC-IT) Broadcast Traveler Information (TI01)
Geolocation links
Statewide, Florida, United States   |   Nationwide, United States

Equipping all light-duty vehicles with blind spot monitoring, lane departure warning, and forward collision warning expected to cost $13 billion.

This paper evaluates the benefits and costs of fleet-wide deployment of blind spot monitoring, lane departure warning, and forward collision warning crash avoidance systems within the US light-duty…
Content type
System Cost
Made Public Date
02/06/2018
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Truck Collision Avoidance system estimated to cost between $2,500 and $4,000 per heavy truck.

According to National Highway Traffic Safety Administration data, on average, two to three rear-end collisions involving heavy trucks occur somewhere in the U.S. every hour. In response to these…
Content type
System Cost
Made Public Date
11/28/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

The capital cost to install a six-vehicle direct current fast charging station having 50 kW connector outputs can range from $382,500 to $389,500.

Since the introduction of publicly accessible direct current fast charging (DCFC) systems during the EV Project in 2011, the U.S. Department of Energy and others have conducted surveys on deployment…
Content type
System Cost
Made Public Date
10/18/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States   |   Nationwide, United States

Most direct current fast charging station customers pay $0.74 or less per kilowatt-hour to charge electric vehicles.

Since the introduction of publicly accessible direct current fast charging (DCFC) systems during the EV Project in 2011, the U.S. Department of Energy and others have conducted surveys on deployment…
Content type
System Cost
Made Public Date
10/18/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States   |   Nationwide, United States

Most direct current fast charging station customers pay $0.74 or less per kilowatt-hour to charge electric vehicles.

Since the introduction of publicly accessible direct current fast charging (DCFC) systems during the EV Project in 2011, the U.S. Department of Energy and others have conducted surveys on deployment…
Content type
System Cost
Made Public Date
10/18/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States   |   Nationwide, United States

The capital cost to install a six-vehicle direct current fast charging station having 50 kW connector outputs can range from $382,500 to $389,500.

Since the introduction of publicly accessible direct current fast charging (DCFC) systems during the EV Project in 2011, the U.S. Department of Energy and others have conducted surveys on deployment…
Content type
System Cost
Made Public Date
10/18/2017
Taxonomy (ARC-IT) Electric Charging Stations Management (ST05)
Geolocation links
Nationwide, United States   |   Nationwide, United States

Driver assistance technologies can add from $300 to $10,800 to the purchase price of a new vehicle; most systems are $4500 or less.

This article highlighted prices for driver assistance options in new vehicles (2015-2016). Although most options listed are only available in luxury models the technology is becoming more accessible…
Content type
System Cost
Made Public Date
06/16/2017
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Implementation of electronic logging devices in commercial vehicles with onboard communications devices to cost $5 to $10 per vehicle.

Enforcement of rules mandating electronic logging of commercial vehicle activities with electronic logging devices (ELDs) by drivers and fleets is due to begin in September 2017.Costs Implementation…
Content type
System Cost
Made Public Date
03/29/2017
Taxonomy (ARC-IT) Carrier Operations and Fleet Management (CVO01)
Geolocation links
Nationwide, United States

Capital costs for various Adaptive Signal Control Technology deployed across the U.S range from $8,000 to $60,000.

The U.S. DOT's FHWA division released a report about the considerations for implementing Adaptive Signal Control Technology (ASCT). The average costs for the different system types were as follows:…
Content type
System Cost
Made Public Date
03/31/2015
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Researchers identify that initial costs for backhaul deployment per connected vehicle field infrastructure site may range from $3,000 to $40,000 per site

The USDOT in partnership with Transport Canada, AASHTO and in cooperation with other nationwide stakeholders, conducted analyses leading to a preliminary general concept of a national Connected…
Content type
System Cost
Made Public Date
10/22/2014
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Dynamic Roadway Warning (TM12)
Geolocation links
Nationwide, United States

Total potential connected vehicle DSRC deployment costs at signalized intersections needing controller upgrades may cost on average $51,600 per site

The USDOT in partnership with Transport Canada, AASHTO and in cooperation with other nationwide stakeholders, conducted analyses leading to a preliminary general concept of a national Connected…
Content type
System Cost
Made Public Date
10/22/2014
Taxonomy (ARC-IT) Intersection Safety Warning and Collision Avoidance (VS13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Traditional and third-party data service cost comparisons show that estimated 10 year probe based costs average $7,650

The USDOT in partnership with Transport Canada, AASHTO and in cooperation with other nationwide stakeholders, conducted analyses leading to a preliminary general concept of a national Connected…
Content type
System Cost
Made Public Date
10/22/2014
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Infrastructure Monitoring (MC09)
Geolocation links
Nationwide, United States

A national study estimates that average hardware costs to upgrade signal controllers for connected vehicle purposes may be as little as $3,200 per site

The USDOT in partnership with Transport Canada, AASHTO and in cooperation with other nationwide stakeholders, conducted analyses leading to a preliminary general concept of a national Connected…
Content type
System Cost
Made Public Date
10/22/2014
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Researchers identify that DSRC field infrastructure deployment costs can range from $13,000 to $21,000 per site, with average cost estimated at $17,600

The USDOT in partnership with Transport Canada, AASHTO and in cooperation with other nationwide stakeholders, conducted analyses leading to a preliminary general concept of a national Connected…
Content type
System Cost
Made Public Date
10/22/2014
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Costs for adaptive signal control can vary widely, ranging from $6,000 (ACS Lite) to $60,000 (SCOOT) per intersection.

Content references source material no longer available at its original location.
This paper provided an overview of commonly deployed adaptive traffic signal control systems. A literature review was conducted to detail functions and features of the five most widely deployed…
Content type
System Cost
Made Public Date
06/30/2014
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States

A mandate for rear-visibility systems in passenger cars will cost $43 to $142 per vehicle.

The NHTSA submitted a final rule requiring more stringent rear-visibility standards in light vehicles. Effective June 6, 2014 the regulation will require automakers to phase-in the installation of…
Content type
System Cost
Made Public Date
06/30/2014
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, United States

Transit signal priority detection systems range from $2,500 to $40,000 per intersection and $50 to $2,500 per vehicle, depending on the type of detection used.

Background Transit preferential treatments have been deployed across the United States and around the world in order to improve travel times and reliability of bus and light rail routes. Examples of…
Content type
System Cost
Made Public Date
06/03/2013
Taxonomy (ARC-IT) Transit Signal Priority (PT09)
Geolocation links
Florida, United States   |   Houston, Texas, United States   |   Los Angeles, California, United States   |   Nationwide, United States   |   San Jose, California, United States   |   California, United States   |   San Francisco, California, United States   |   Sacramento, California, United States   |   Pittsburgh, Pennsylvania, United States   |   Chicago, Illinois, United States   |   Tacoma, Washington, United States   |   Washington, United States

Average per state start-up costs for CVISN safety information exchange (SIE) was estimated at $680,000; average annual O&M was $74,000 per state.

This source report evaluated the deployment Commercial Vehicle Information Systems and Networks (CVISN) used to support commercial vehicle operations. A motor carrier survey, cost analysis, safety…
Content type
System Cost
Made Public Date
01/02/2013
Taxonomy (ARC-IT) Roadside CVO Safety (CVO07), Smart Roadside and Virtual WIM (CVO08)
Geolocation links
Nationwide, United States

Start-up costs for electronic screening ranged from $1 million to $2.8 million per state; average O&M costs were about $160,000 per year.

This source report evaluated the deployment Commercial Vehicle Information Systems and Networks (CVISN) used to support commercial vehicle operations. A motor carrier survey, cost analysis, safety…
Content type
System Cost
Made Public Date
01/02/2013
Taxonomy (ARC-IT) Commercial Vehicle Parking (CVO05), Border Management Systems (TM23), Electronic Clearance (CVO03), Smart Roadside and Virtual WIM (CVO08), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Average per state start-up costs for electronic credentialing (EC) was estimated at $1.35 million; average annual O&M was estimated at $250,000 per state.

This source report evaluated the deployment Commercial Vehicle Information Systems and Networks (CVISN) used to support commercial vehicle operations. A motor carrier survey, cost analysis, safety…
Content type
System Cost
Made Public Date
01/02/2013
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Capital costs to implement ITS applications for bus rapid transit (BRT) can vary widely ranging from $100,000 to more than $1,000,000 per mile.

This report describes the physical components, operational functions, and performance characteristics of bus rapid transit (BRT) services implemented in the United States and internationally over the…
Content type
System Cost
Made Public Date
11/01/2012
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04), Transit Fixed-Route Operations (PT02), Transit Passenger Counting (PT07)
Geolocation links
Nationwide, United States

Capital costs to implement ITS fare collection systems for bus rapid transit (BRT) ranged from $2 million to $6 million.

This report describes the physical components, operational functions, and performance characteristics of bus rapid transit (BRT) services implemented in the United States and abroad over the last…
Content type
System Cost
Made Public Date
09/06/2012
Taxonomy (ARC-IT) Transit Fare Collection Management (PT04), Transit Fixed-Route Operations (PT02), Transit Passenger Counting (PT07)
Geolocation links
Nationwide, United States

The average installation cost per intersection of an Adaptive Traffic Control System (ATCS) is $65,000.

A study published in 2010 reported that the installation cost per intersection of Adaptive Traffic Control Systems (ATCS) varied significantly among ATCS users, ranging from $20,000 to more than $70,…
Content type
System Cost
Made Public Date
01/17/2012
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States   |   Spokane, Washington, United States

The total expected risk-adjusted cost of implementing and operating a nationwide NG9-1-1 system ranged from $82 billion to $86.3 billion over the next 20 years.

The cost, value, and risk of implementing a Next Generation 9-1-1 (NG9-1-1) system has been evaluated by the U.S. DOT on a national scale and published in a series of reports. Final conclusions and…
Content type
System Cost
Made Public Date
09/30/2011
Taxonomy (ARC-IT) Mayday Notification (PS04), Traffic Incident Management System (TM08)
Geolocation links
Nationwide, United States

An industry analysis found the cost of Forward Collision Warning Systems for large trucks ranged from $1,415 to $1,843 per vehicle.

The goal of the Federal Motor Carrier Safety Administration (FMCSA) is to reduce the number and severity of commercial motor vehicle crashes. Over the last several years, the FMCSA has collaborated…
Content type
System Cost
Made Public Date
09/30/2011
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

An industry analysis found the cost of Lane Departure Warning Systems for large trucks ranged from $765 to $866 per vehicle.

The goal of the Federal Motor Carrier Safety Administration (FMCSA) is to reduce the number and severity of commercial motor vehicle crashes. Over the last several years, FMCSA has collaborated with…
Content type
System Cost
Made Public Date
09/30/2011
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States

Collision Avoidance Systems for transit buses ranged from $900 for a Lane Departure Warning System to $2,550 for a Side Object Detection System

The U.S. DOT sponsored a study to assess the business case for, or against, an integrated vehicle-based safety system (IVBSS) for transit buses. The study evaluated the technical, financial, and…
Content type
System Cost
Made Public Date
12/15/2009
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13)
Geolocation links
Nationwide, United States

Startup costs were $275 and annual recurring costs were $125 for 38 companies enrolled in electronic credentialing.

Electronic credentialing incurred minimal startup and annual costs for 38 companies involved in interstate commerce. Startup and annual costs were associated with the requirement for a computer…
Content type
System Cost
Made Public Date
10/20/2009
Taxonomy (ARC-IT) CV Administrative Processes (CVO04), Intelligent Access Program (CVO17), Intelligent Access Program - Weight Monitoring (CVO18)
Geolocation links
Nationwide, United States

Driver assist and automation systems can substantially increase the cost of a new bus.

A Transportation Research Board (TRB) study examined the costs, impacts, and effectiveness of several bus rapid transit (BRT) systems in the United States and abroad. Unit costs were identified for…
Content type
System Cost
Made Public Date
07/28/2008
Taxonomy (ARC-IT) Freight Administration (CVO02), CV Driver Security Authentication (CVO14), Fleet and Freight Security (CVO15), Eco-Approach and Departure at Signalized Intersections (ST08), Autonomous Vehicle Safety Systems (VS01), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16), Carrier Operations and Fleet Management (CVO01), Transit Fare Collection Management (PT04), Transit Traveler Information (PT08), Transit Pedestrian Indication (PT11), Transit Vehicle at Station/Stop Warnings (PT12), Transit Vehicle Tracking (PT01), Transit Fleet Management (PT06), Transit Signal Priority (PT09), Transit Security (PT05)
Geolocation links
Nationwide, United States

Based on the results of a high-level scan on the use and adoption of advanced technology by public transit agencies, a video monitoring system costs approximately $10,000 per vehicle.

The Federal Transit Administration (FTA) published a compendium of advances and trends in emerging transit Intelligent Transportation Systems (ITS), reported as of 2006 (see Source). The FTA study…
Content type
System Cost
Made Public Date
05/13/2008
Taxonomy (ARC-IT) Transit Security (PT05)
Geolocation links
Nationwide, United States

A rough estimate for four retiming plans (AM, noon, PM, and off peak periods) ranges from $2,000 to $2,500 per intersection.

Optimizing signal timing is considered a low-cost approach to reducing congestion. Based on data from six separate studies, the costs range from $2,500 to $3,100 per signal per update. While this…
Content type
System Cost
Made Public Date
01/19/2007
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

From The National Traffic Signal Report Card: costs to update signal timing is $3,000 per intersection.

Content references source material no longer available at its original location.
Optimizing signal timing is considered a low-cost approach to reducing congestion. Based on data from six separate studies, the costs range from $2,500 to $3,100 per signal per update. While this…
Content type
System Cost
Made Public Date
01/19/2007
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Nationwide, United States

Based on data from six separate studies, the costs to retime a traffic signal range from $2,500 to $3,100 per intersection per update.

Optimizing signal timing is considered a low-cost approach to reducing congestion. Based on data from six separate studies, the costs range from $2,500 to $3,100 per signal per update. While this…
Content type
System Cost
Made Public Date
01/19/2007
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Orlando, Florida, United States   |   Nationwide, United States   |   Oakland, California, United States   |   Washington, District of Columbia, United States   |   Denver, Colorado, United States

Based on a study of 17 states, the majority of work zone ITS cost between $150,000 and $500,000.

Content references source material no longer available at its original location.
The Federal Highway Administration (FHWA) partnered with the American Association of State Highway and Transportation Officials (AASHTO) to encourage the implementation of work zone ITS through an…
Content type
System Cost
Made Public Date
01/17/2007
Taxonomy (ARC-IT) Traffic Information Dissemination (TM06), Reduced Speed Zone Warning / Lane Closure (VS09), Personalized Traveler Information (TI02), Work Zone Management (MC06), Traffic Incident Management System (TM08)
Geolocation links
Nationwide, United States

Sample costs collected by the 511 Deployment Coalition represent what deployers may encounter when planning or implementing a 511 system.

The 511 Coalition collected cost data representative of actual 511 deployments from around the U.S. that can apply to either a state or metropolitan area. Costs are broken down by five general…
Content type
System Cost
Made Public Date
09/21/2004
Taxonomy (ARC-IT) Roadway Automated Treatment (MC03), Personalized Traveler Information (TI02), Weather Information Processing and Distribution (WX02), Spot Weather Impact Warning (WX03), Personnel Device Maintenance (SU13), Infrastructure-Provided Trip Planning and Route Guidance (TI04)
Geolocation links
Nationwide, United States

The average cost for a collision warning system among four trucking companies is $2,500 per vehicle.

Four fleets outfitted with a collision warning system (CWS), which uses radar technology, noticed reductions in front-in collisions and sideswipes during lane changes and right turns. The average…
Content type
System Cost
Made Public Date
01/16/2004
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15), Automated Vehicle Operations (VS16)
Geolocation links
Nationwide, United States

Computer aided dispatching systems associated with fixed-bus and demand responsive transit systems can range in cost from $10,000 to greater than $50,000 per deployment.

This research was conducted by the Volpe Center and builds upon prior work performed by Volpe and other agencies for the Federal Transit Administration under the Advanced Public Transportation System…
Content type
System Cost
Made Public Date
11/07/2003
Taxonomy (ARC-IT) Dynamic Transit Operations (PT03)
Geolocation links
Nationwide, United States

Implementation costs for transit signal priority range from $8,000 to $35,000 per intersection.

Content references source material no longer available at its original location.
This report examines general issues associated with the deployment of transit signal priority (TSP) systems. Technical input derived from a number of transportation engineers and transit operators…
Content type
System Cost
Made Public Date
09/30/2003
Taxonomy (ARC-IT) Transit Signal Priority (PT09)
Geolocation links
Nationwide, United States

NHTSA estimates that the rear view cameras will add $159 to $203 to the cost of vehicles that do not have visual display screens.

The National Highway Traffic Safety Administration (NHTSA) has proposed a rule that would expand the required field of view for all passenger cars, pickup trucks, minivans, buses and low-speed…
Content type
System Cost
Taxonomy (ARC-IT) Transit Vehicle at Station/Stop Warnings (PT12), Vehicle Turning Right in Front of a Transit Vehicle (PT13), Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02)
Geolocation links
Nationwide, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, SE
Washington, DC 20590

1-800-853-1351

its.dot.gov

Focus Areas

Benefits

Costs

Deployment Statistics

Briefings

Lessons Learned

ITS Taxonomy

Database Tutorial

Contact

Topics

Commercial Vehicle Operations

Data Management

Maintenance and Construction

Parking Management

Public Safety

Public Transportation

Support

Sustainable Travel

Traffic Management

Traveler Information

Vehicle Safety

Weather

 

U.S. Department of Transportation Office of the Assistant Secretary for Research and Technology (OST-R)
 
 
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