U.S Department of Transportation
Complaint information entered into NHTSA-ODI's vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend…
Updated Oct 25, 2026
U.S Department of Transportation
The GIS Web Mapping Application is design to have the look and feel as Google Earth. The primary functionality is to provide the user information about FRA's rail lines, rail crossings, freight stations, and mileposting.
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
NHTSA's Chief Counsel interprets the statutes that the agency administers and the regulations that it promulgates. The Chief Counsel's interpretations, issued in the form of letters responding to questions from the…
Updated Oct 25, 2026
U.S Department of Transportation
NHTSA's Corporate Average Fuel Economy (CAFE) program requires manufacturers of passenger cars and light trucks, produced for sale in the U.S., to meet CAFE standards, expressed in miles per gallon (mpg). The purpose of…
Updated Oct 25, 2026
U.S Department of Transportation
The CIREN process combines prospective data collection with professional multidisciplinary analysis of medical and engineering evidence to determine injury causation in every crash investigation conducted.The mission of…
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
Long-term Pavement performance, construction, traffic, and environmental data for more than 2500 pavement sections in the United States and Canada. More than a dozen experimental designs address specially constructed…
Updated Oct 25, 2026
U.S Department of Transportation
Summary monthly traffic volume trends from the monthly FHWA publication Traffic Volume Trends (TVT) Report.
Updated Oct 25, 2026
U.S Department of Transportation
The Chart Supplements are searchable by individual airport in PDF format. They contain data on public and joint use airports, seaplane bases, heliports, VFR airport sketches, NAVAIDs, communications data, weather data,…
Updated Oct 25, 2026
U.S Department of Transportation
The Car Allowance Rebate System (CARS), otherwise known as Cash for Clunkers, was a program intended to provide economic incentives to United States residents to purchase a new and more fuel efficient vehicle when…
Updated Oct 25, 2026
U.S Department of Transportation
Annual state highway agency dollars of capital outlays by rural / urban, functional class, and improvement type for the 50 states and DC from the Highway Statistics table SF-12A.
Updated Oct 25, 2026
U.S Department of Transportation
Data collected for a Volpe/FHWA study at three locations.
Updated Oct 25, 2026
U.S Department of Transportation
R&D Database provides Vehicle Crash Test data, Biomechanics Test Data, and Component Test Data to support NHTSA's motor vehicle and traffic safety goals.
Updated Oct 25, 2026
U.S Department of Transportation
The NHTSA Product Information Catalog and Vehicle Listing (vPIC) is a consolidated platform that presents data collected within the manufacturer reported data from CFR 49 Parts 551 - 574 for use in a variety of modern…
Updated Oct 25, 2026
U.S Department of Transportation
The Traffic Volume Trends montly report is a natinal data report that provides quality controlled vehicle miles traveled data for each State for all roadways
Updated Oct 25, 2026
U.S Department of Transportation
Provides fare premiums for airports in the top 1,000 city pairs, and demonstrates the impact of low-fare service and hub domination on fare levels. All records are aggregated as directionless city pair markets. Air…
Updated Oct 25, 2026
U.S Department of Transportation
Searchable list of carriers currently issued Out of Service Orders by the Federal Motor Carrier Safety Administration.
Updated Oct 25, 2026
U.S Department of Transportation
SAS programs and auxiliary files used in report no. DOT HS 812 069, Lives Saved by Vehicle Safety Technologies & Associated FMVSS, 1960 to 2012 Passenger Cars & LTV's
Updated Oct 25, 2026
U.S Department of Transportation
The Federal Railroad Administration (FRA) sponsored a study of the work schedules and sleep patterns of railroad employees. The purpose of the study was to understand work-schedule related fatigue that affects various…
Updated Oct 25, 2026