U.S Department of Transportation
Click “Export” on the right to download the vehicle trajectory data. The associated metadata and additional data can be downloaded below under "Attachments". Researchers for the Next Generation Simulation (NGSIM)…
Updated Oct 25, 2026
U.S Department of Transportation
Data is from the small-scale demonstration of the Intelligent Network Flow Optimization (INFLO) Prototype System and applications in Seattle, Washington. Connected vehicle systems were deployed in 21 vehicles in a…
Updated Oct 25, 2026
U.S Department of Transportation
Data provided consists of Basic Safety Messages (BSM) generated by the Trajectory Converter Analysis (TCA) tool with input from VISSIM calibrated simulations of the I-405 corridor in Seattle, Washington. The Seattle…
Updated Oct 25, 2026
U.S Department of Transportation
Data is from the small-scale demonstration of the Intelligent Network Flow Optimization (INFLO) Prototype System and applications in Seattle, Washington. Connected vehicle systems were deployed in 21 vehicles in a…
Updated Oct 25, 2026
U.S Department of Transportation
The WZDx Specification enables infrastructure owners and operators (IOOs) to make harmonized work zone data available for third party use. The intent is to make travel on public roads safer and more efficient through…
Updated Oct 25, 2026
U.S Department of Transportation
The WZDx Specification enables infrastructure owners and operators (IOOs) to make harmonized work zone data available for third party use. The intent is to make travel on public roads safer and more efficient through…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 59 data collection runs, performed through the Federal Highway…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 59 data collection runs, performed through the Federal Highway…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 6 data collection runs, collected using an Instrumented Research…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 6 data collection runs, collected using an Instrumented Research…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 59 data collection runs, performed through the Federal Highway…
Updated Oct 25, 2026
U.S Department of Transportation
The data describe freeway car-following behavior (such as velocity, acceleration, and relative position) for the car-following instances observed during 6 data collection runs, collected using an Instrumented Research…
Updated Oct 25, 2026
U.S Department of Transportation
ITS DataHub has partnered with the work zone data community, Federal Highway Administration's (FHWA) Work Zone Data Initiative (WZDI), and the broader Work Zone Data Working Group to create the following suite of…
Updated Oct 25, 2026
U.S Department of Transportation
ITS DataHub has partnered with the Federal Highway Administration's (FHWA's) Next Generation SIMulation (NGSIM) program to make available detailed vehicle trajectory data and supporting data files along with the raw and…
Updated Oct 25, 2026
U.S Department of Transportation
ITS JPO's Connected Vehicle Pilot Deployment Program integrates connected vehicle research concepts into practical and effective elements to enhance existing operational capabilities. Data were collected throughout each…
Updated Oct 25, 2026