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A Statewide Adverse Weather Forecasting Model in Montana Using Road Weather Information System Measurements Improved Forecasting Accuracy by 32 Percent.

METHODOLOGY The RWIS site observations were collected through a data access webpage from January 1 to March 31, 2020 and October 2020 to March 2021 from 72 sites across Montana. The data collected…
Content type
Benefit
Date Posted
10/26/2022
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Data Collection (WX01)
Geolocation links
Statewide, Montana, United States

Video Cameras Equipped With Lens Cleaning Systems Are Universally Recommended To Help Winter Maintenance Vehicle Drivers Observe and Operate Plow Equipment More Safely and Effectively.

Include camera washer system and heated lenses on winter maintenance vehicles to avoid image quality degradation from dirt or snow accumulation. According to this study, the most commonly reported…
Content type
Lesson
Date Posted
09/16/2022
Taxonomy (ARC-IT) Winter Maintenance (MC04)
Geolocation links
Nationwide, United States

Use Mobile Road Weather Information Sensors and Maintenance Decision Support Systems to Reduce Material Usage and Increase Cost Savings for Winter Road Maintenance Operations.

Use mobile RWIS and MDSS to reduce material usage and increase cost savings. CDOT reported that districts that used mobile RWIS reported an approximate 20 percent reduction in material usage,…
Content type
Lesson
Date Posted
05/31/2022
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Data Collection (WX01), Weather Information Processing and Distribution (WX02)
Geolocation links
Colorado, United States   |   Indiana, United States   |   Michigan, United States   |   Minnesota, United States

Simulation Study Estimates That a Fleet of Connected Vehicles Would Improve Safety Benefits from Weather-Responsive Traffic Management by 20 Percent in Severe Weather, As Measured by Inverse Time-to-Collision.

Methodology Three weather-responsive management strategies (WRMS) for I-80 in Wyoming were evaluated using a framework consisting of a simulation platform network module, a simulation manager…
Content type
Benefit
Date Posted
02/18/2022
Taxonomy (ARC-IT) Roadway Automated Treatment (MC03), Personalized Traveler Information (TI02), Weather Information Processing and Distribution (WX02), Spot Weather Impact Warning (WX03), Winter Maintenance (MC04), Variable Speed Limits (TM20)
Geolocation links
Wyoming, United States   |   Chicago, Illinois, United States

Standardize Mobile Weather Sensor Data For Use Under Future Connected Vehicle-Enabled Weather Responsive Traffic Management Systems.

The following summarizes the lessons learned from the pilot implementation in Washington State and Delaware and the WRTM stakeholder meeting that took place in Raleigh, NC in 2017. Plan for a…
Content type
Lesson
Date Posted
01/27/2022
Taxonomy (ARC-IT) Roadway Automated Treatment (MC03), Traffic Information Dissemination (TM06), Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Washington, United States   |   Delaware, United States

Visualization Tools that Integrate Automated Vehicle Location (AVL) Data and On-board Device Monitoring Equipment Can Help Snowplow Supervisors Make Timely Decisions and Improve Winter Maintenance Operations.

The following are lessons learned on the processing and integration of AVL data for the snowplow fleet. Integrate large data streams to a common reference and create visualizations to display…
Content type
Lesson
Date Posted
11/24/2021
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Iowa, United States

Intersection Conflict Warning Systems Installed at 93 Unsignalized Rural Intersections in Multiple States Had Estimated Benefit-to-Cost Ratios Ranging from 16 to 39.

METHODOLOGY In order to account for potential selection bias and regression-to-the-mean, an empirical Bayes before–after analysis was conducted, using reference groups of similar four-legged, rural…
Content type
Benefit
Date Posted
11/24/2021
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Minnesota, United States   |   Missouri, United States   |   North Carolina, United States

An Optimization-based Algorithm Can Reduce Deadhead Distance by 13.2 Percent for Winter Road Maintenance Operations in Northwest Iowa.

Methodology Weather data was collected for this study, specifically daily snowfall and daily snow depth. In addition to weather, operational data of each maintenance truck was collected, including…
Content type
Benefit
Date Posted
03/30/2021
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Iowa, United States

Agencies deploying new technologies should establish champions, monitor and understand system technologies and integration, ensure data quality, and educate staff.

While IMO deployment has improved performance for West Des Moines Public Services, the numerous challenges that were identified and overcome have generated valuable lessons learned, including the…
Content type
Lesson
Date Posted
10/28/2020
Taxonomy (ARC-IT) Winter Maintenance (MC04), Weather Information Processing and Distribution (WX02)
Geolocation links
Iowa, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, SE
Washington, DC 20590

its.dot.gov

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