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Missouri Study Indicated That the Leader-Follower Truck Mounted Attenuator (TMA) System Effectively Managed Gap Distance, with an Average Gap Distance Difference between Actual and Desired Being -3.21 Feet for Mobile Work Zones in Kansas City.

METHODOLOGY The field test of this system collected and analyzed 12 hours of data across two deployments on US highways outside of major cities in Missouri, one in the day (Kansas City District) and…
Content type
Benefit
Date Posted
08/31/2023
Taxonomy (ARC-IT) Work Zone Management (MC06)
Geolocation links
Kansas City, Kansas, United States

Simulation of a Coordinated Adaptive Ramp Metering Strategy Showed a Two Percent Increase in Average Weighted Speeds for Combined Ramp and Mainline Traffic.

Methodology Several sites experiencing freeway merge / diverge deficiencies and speed-change areas resulting in capacity reduction were selected for analysis of these control strategies, including:…
Content type
Benefit
Date Posted
04/07/2022
Taxonomy (ARC-IT) Traffic Metering (TM05), Speed Harmonization (TM21)
Geolocation links
Kansas, United States   |   California, United States   |   Minnesota, United States

A Smart Work Zone (SWZ) System Implemented During an Interchange Reconstruction Project on I-35 in Kansas Cost Approximately $1.65 Million.

A significant level of engineering effort is required to integrate commercial off the shelf products into an effective and reliable smart work zone system. Each work zone can have a unique set of…
Content type
System Cost
Made Public Date
01/15/2021
Taxonomy (ARC-IT) Incident Scene Safety Monitoring (PS07), In-Vehicle Signage (TI07), Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Reduced Speed Zone Warning / Lane Closure (VS09), Work Zone Management (MC06), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Edgerton, Kansas, United States

Smart Work Zone (SWZ) systems can detect congestion, display travel times, and recommend alternate routes. Benefit-to-cost ratios range from 10:1 to 12:1.

FINDINGS Kansas DOT (KDoT) indicated the system design kept traffic moving safely, both through the construction site and along alternate routes. Large diversion rates (50 to 70 percent) were…
Content type
Benefit
Date Posted
09/18/2019
Taxonomy (ARC-IT) Work Zone Management (MC06), Traffic Incident Management System (TM08), Reduced Speed Zone Warning / Lane Closure (VS09)
Geolocation links
Wichita, Kansas, United States

When considering the development and deployment of publicly operated microtransit services, identify specific challenges and use cases up front that prioritize customers’ needs over the novelty of new technology.

Identify specific challenges to be addressed up front. When considering the development and deployment of publicly operated microtransit services, agencies should prioritize customers’ needs over…
Content type
Lesson
Date Posted
05/21/2019
Taxonomy (ARC-IT) Transit Fleet Management (PT06), Integrated Decision Support and Demand Management (TM09)
Geolocation links
California, United States   |   California, United States   |   Kansas City, Kansas, United States

Regional Truck Parking Information and Management Systems have a benefit-to-cost ratio of 4.27.

A benefit-to-cost estimated for the MAASTO TPIMS estimated as part of the 2015 TIGER Grant application using the TIGER BCA Resource Guide was based on project performance data collected from the…
Content type
Benefit
Date Posted
01/30/2019
Taxonomy (ARC-IT) Freight-Specific Dynamic Travel Planning (CVO09), Road Weather Information for Freight Carriers (CVO10), Traffic Information Dissemination (TM06)
Geolocation links
Wichita, Kansas, United States   |   Indiana, United States   |   Iowa, United States   |   Kentucky, United States   |   Michigan, United States   |   Minnesota, United States   |   Ohio, United States   |   Wisconsin, United States

Familiarize travelers with active traffic management applications and use visible police presence when initiating ATM operations to improve pedestrian safety.

Dynamic Turn Restrictions Bellevue, Washington implemented a variable right turn restriction on the eastbound right turn movement at NE 8th Street and Bellevue Way using illuminated blank-out signs…
Content type
Lesson
Date Posted
10/09/2017
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09)
Geolocation links
Overland Park, Kansas, United States   |   Bellevue, Washington, United States

Deploying right-turn restrictions as an active traffic management strategy can improve safety and efficiency at intersections with unconventional layouts, right-turn overlaps, emergency vehicle conflict concerns, and high pedestrian volumes.

Dynamic Turn Restrictions Overland Park, Kansas uses dynamic right-turn restrictions at six locations to address three scenarios: intersections with recently removed right-turn overlaps,…
Content type
Lesson
Date Posted
10/09/2017
Taxonomy (ARC-IT) Regional Traffic Management (TM07)
Geolocation links
Overland Park, Kansas, United States   |   Bellevue, Washington, United States

In Smart Zone work zones, 71 percent of local resident survey respondents found variable speed limit signs useful.

Content references source material no longer available at its original location.
Benefits Local residents were surveyed about their experience and knowledge of the Smart Zone work zone on I-35. Of the respondents, 92 percent observed or were aware of the variable speed limit…
Content type
Benefit
Date Posted
10/28/2016
Taxonomy (ARC-IT) Incident Scene Safety Monitoring (PS07), Dynamic Roadway Warning (TM12), Variable Speed Limits (TM20), In-Vehicle Signage (TI07), Autonomous Vehicle Safety Systems (VS01), Reduced Speed Zone Warning / Lane Closure (VS09)
Geolocation links
Edgerton, Kansas, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

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its.dot.gov

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