U.S Department of Transportation
State DOTs provide Local and Rural Minor Collector mileage summarized by county and ownership as a direct input to the Highway Performance Management System (HPMS).
Updated Oct 25, 2026
U.S Department of Transportation
State DOTs provide the Highway Performance Monitoring System (HPMS) with the location limits of highway sections used to represent statewide aggregations based on a statistically valid Sample Panel.
Updated Oct 25, 2026
U.S Department of Transportation
Historic Highway Performance Monitoring System universe data for the year 1996
Updated Oct 25, 2026
U.S Department of Transportation
State DOTs provide the location limits of highway sections to be used to represent statewide aggregations based on a statistically valid Sample Panel. The North contains data for the following States: Maine, New…
Updated Oct 25, 2026
U.S Department of Transportation
This summary tables provides annual counts of bridges on and off the National Highway System (NHS) by States and territories beginning in 2000.
Updated Oct 25, 2026
U.S Department of Transportation
State DOTs provide the Highway Performance Monitoring System (HPMS) with the location limits of highway sections used to represent statewide aggregations based on a statistically valid Sample Panel.
Updated Oct 25, 2026
U.S Department of Transportation
2017 Traffic Volume Data from FHWA's TMAS Data Program. Unweighted raw continuous traffic count information collected by state highway agencies.
Updated Oct 25, 2026
U.S Department of Transportation
The Child Safety Seat Inspection Station Locations are used to make it easier for all citizens to get their Child Safety Seats properly installed. Car crashes are the largest cause of fatalities and serious injuries for…
Updated Oct 25, 2026
U.S Department of Transportation
Annual number of licensed drivers for the the 50 States and DC by sex and with ratios to vehicles, residents, and driving-age residents (16+) from FHWA Highway Statistics table DL-1C.
Updated Oct 25, 2026
U.S Department of Transportation
State DOTs provide Local and Rural Minor Collector mileage summarized by county and ownership as a direct input to the Highway Performance Management System (HPMS).
Updated Oct 25, 2026
U.S Department of Transportation
2018 Traffic Volume Data from FHWA's TMAS Data Program. Unweighted raw continuous traffic count information collected by state highway agencies.
Updated Oct 25, 2026
U.S Department of Transportation
Highway-Rail Grade Crossing Incident (Form 71) Reason for Update Field Reference Table
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
Historic Highway Performance Monitoring System sample data for the year 1994
Updated Oct 25, 2026
U.S Department of Transportation
The FOIA requires each federal agency to submit an Annual Report to the Attorney General each year. These reports contain detailed statistics on the numbers of requests received and processed by each agency, the time…
Updated Oct 25, 2026
U.S Department of Transportation
Roadway attributes datasets in the Highway Performance Monitoring System (HPMS) consist of three separate tables: the Road Designations Table, the Road Identifications Table, and the Road Events Table. The Roads Event…
Updated Oct 25, 2026
U.S Department of Transportation
Manufacturers who determine that a product or piece of original equipment either has a safety defect or is not in compliance with Federal safety standards are required to notify the National Highway Traffic Safety…
Updated Oct 25, 2026
U.S Department of Transportation
Contains information about travel on non-Federal-Aid roads (functionally classified as local or rural minor collector) for each adjusted urbanized area and rural areas. (Note: Urban ID 99998 represents small urban…
Updated Oct 25, 2026
U.S Department of Transportation
This dataset contains certain agency information for each NTD reporter filing an annual report for Report Year 2024. It is a subset of the data provided in the dataset…
Updated Oct 25, 2026