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Find a Commonwealth ResourceU.S Department of Transportation
The data elements contained in this data environment were collected during the Prototype Operational Data Environment (P-ODE) formal data collection period. The Prototype Operational Data Environment (P-ODE) is a system…
Updated Oct 25, 2026
U.S Department of Transportation
The purpose of the data set is to provide multi-modal data and contextual information (weather and incidents) that can be used to research and develop applications for the USDOT Dynamic Mobility Applications (DMA)…
Updated Oct 25, 2026
U.S Department of Transportation
Data for Artificial Intelligence: Data-Centric AI for Transportation: Work Zone Use Case proposes a data integration pipeline that enhances the utilization of work zone and traffic data from diversified platforms and…
Updated Oct 25, 2026
U.S Department of Transportation
The data in this repository were collected from the San Diego, California testbed, namely, I-15 from the interchange with SR-78 in the north to the interchange with SR-163 in the south, along the mainline and at the…
Updated Oct 25, 2026
U.S Department of Transportation
The data in this data environment was collected from the Pasadena, California testbed, namely I-210, SR 134, and nearby arterials. The source of these data is from the Caltrans – Performance Measurement System (PeMS).…
Updated Oct 25, 2026
U.S Department of Transportation
Data for Artificial Intelligence: Data-Centric AI for Transportation: Work Zone Use Case proposes a data integration pipeline that enhances the utilization of work zone and traffic data from diversified platforms and…
Updated Oct 25, 2026
U.S Department of Transportation
Data for Artificial Intelligence: Data-Centric AI for Transportation: Work Zone Use Case proposes a data integration pipeline that enhances the utilization of work zone and traffic data from diversified platforms and…
Updated Oct 25, 2026
U.S Department of Transportation
The Chicago data used for FHWA's Estimation of Travel Time Distributions Along User-Defined Travel Paths (EOTTD) project consisted of simulated vehicle trajectories, conducted for actual weather conditions.
Updated Oct 25, 2026
U.S Department of Transportation
Data for Artificial Intelligence: Data-Centric AI for Transportation: Work Zone Use Case proposes a data integration pipeline that enhances the utilization of work zone and traffic data from diversified platforms and…
Updated Oct 25, 2026
U.S Department of Transportation
Data for Artificial Intelligence: Data-Centric AI for Transportation: Work Zone Use Case proposes a data integration pipeline that enhances the utilization of work zone and traffic data from diversified platforms and…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States over the course of calendar year 2023. Estimated by parsing GPS pings…
Updated Oct 25, 2026
U.S Department of Transportation
'SHRP 2 initiated the L38 project to pilot test products from five of the program’s completed projects. The products support reliability estimation and use based on data analyses, analytical techniques, and…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States over the course of calendar year 2024. Estimated by parsing GPS pings…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States over the course of calendar year 2019. Estimated by parsing GPS pings…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States over the course of calendar year 2022. Estimated by parsing GPS pings…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States over the course of calendar year 2025. Estimated by parsing GPS pings…
Updated Oct 25, 2026
U.S Department of Transportation
This project focused specifically on design treatments that can be used to improve travel time reliability. The objectives of this research were to (1) identify the full range of possible roadway design features used by…
Updated Oct 25, 2026
U.S Department of Transportation
Experimental estimates of the travel times experienced by a sample of freight trucks observed moving between all county pairs in the United States between October and December 2018 (three months). Estimated by parsing…
Updated Oct 25, 2026
U.S Department of Transportation
Travel time reliability information includes static data about traffic speeds or trip times that capture historic variations from day to day, and it can help individuals understand the level of variation in traffic.…
Updated Oct 25, 2026
U.S Department of Transportation
The objective of this project was to develop system designs for programs to monitor travel time reliability and to prepare a guidebook that practitioners and others can use to design, build, operate, and maintain such…
Updated Oct 25, 2026
