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Find a Commonwealth ResourceU.S Department of Transportation
This dataset details mechanical failures for each applicable agency, mode, and type of service (TOS) reporting to the National Transit Database in the 2022, 2023, 2024, and 2025 report years. Only Full Reporters report…
Updated Oct 25, 2026
U.S Department of Transportation
SMS All Interstate and Intrastate Hazmat - This data file is calculated from the monthly snapshots of the input data files, contains the FMCSA summary results of SMS data of all active interstate motor carriers and…
Updated Oct 25, 2026
U.S Department of Transportation
This file contains the publicly available violation data used for the current month’s SMS calculations. Contains details on each violation that was used in SMS calculations. This includes an identifier linking the…
Updated Oct 25, 2026
U.S Department of Transportation
This file contains the publicly available crash data used for the current month’s SMS calculations. Contains a record for each commercial motor vehicle involved in a crash including the U.S. DOT#, Report Number, Crash…
Updated Oct 25, 2026
U.S Department of Transportation
SMS Intrastate Non-Hazmat - This data file is calculated from the monthly snapshots of the input data files, contains the FMCSA summary results of all active intrastate motor carriers of property and/or passengers. File…
Updated Oct 25, 2026
U.S Department of Transportation
SMS Intrastate Passenger Carriers only - This data file contains the FMCSA summary results of SMS for all active intrastate passenger (aka bus) motor carriers only. Also includes percentile and alert status not found in…
Updated Oct 25, 2026
U.S Department of Transportation
This data is from an FMCSA Comprehensive Safety Analysis (CSA) monthly data run, which contains the FMCSA registration data of all active Interstate and Intrastate Hazmat Motor Carriers of property and/or passengers.…
Updated Oct 25, 2026
U.S Department of Transportation
This file contains the publicly available inspection data used for the current month’s SMS calculations. Contains identifying information for the inspection such as the U.S. DOT#, Report Number, Inspection Date, State,…
Updated Oct 25, 2026
U.S Department of Transportation
SMS Interstate Passenger Carriers only - This data file contains the FMCSA summary results of SMS for all active interstate and intrastate hazmat passenger (aka bus) motor carriers only. Also includes percentile and…
Updated Oct 25, 2026
U.S Department of Transportation
Annual Public Road Mileage and Vehicle-Miles of Travel (VMT) from 1900 through 2024 and Lane Miles from 1980 through 2024. Formerly Highway Statistics Charts VMT-421C & VMT-422C.
Updated Oct 25, 2026
U.S Department of Transportation
This dataset reports the historical National Highway System 50th percentile median speeds for various roadway types, months, and vehicles on US roads.
Updated Oct 25, 2026
U.S Department of Transportation
The data is taken from three intersections and 24 buses over a six month period in Cleveland, Ohio. The systems at the intersections provided MAP and SPAT messages and the SPAT message contained pedestrian detections…
Updated Oct 25, 2026
U.S Department of Transportation
The data represent the performance of a proof-of-concept vehicle platooning based on the Cooperative Adaptive Cruise Control (CACC) application. The Federal Highway Administration’s Turner Fairbank Highway Research…
Updated Oct 25, 2026
U.S Department of Transportation
Data represent the performance of prototype cooperative automated driving system applications for improving traffic mobility. The applications include the integrated highway prototype that consists of vehicle…
Updated Oct 25, 2026
U.S Department of Transportation
Contains all Basic Mobility Control Message (BMCMs) generated during the Advanced Messaging Concept Development (AMCD) field testing program. While there is no specific standard in existence that addresses the content…
Updated Oct 25, 2026
U.S Department of Transportation
The main dataset is a 70 MB file of trajectory data (I294_L1_final.csv) that contains position, speed, and acceleration data for small and large automated (L1) vehicles and non-automated vehicles on a highway in a…
Updated Oct 25, 2026
U.S Department of Transportation
This is the master spreadsheet that includes intersection summary data and crash data that was used for the crash data modeling related to yellow change and red clearance intervals.
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
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
This dataset contains V2X data collected from the Utah Connected Vehicle Data Ecosystem Program. We have submitted sample MAP messages in J2735 standards from 3 intersections in Orem, UT.
Updated Oct 25, 2026
