Datasets

1,583 datasets

Organization: U.S Department of Transportation Clear all

U.S Department of Transportation

HPMS Urban Summary 2018

State DOT will provide Local Vehicle-Miles-Traveled (VMT) summarized by FHWA Adjusted Urban Area.

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Updated Oct 25, 2026

U.S Department of Transportation

Highway Data Element Dictionary

This is list of data elements and their attributes that are used by data assets at the Federal Highway Administration.

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Updated Oct 25, 2026

U.S Department of Transportation

Select Summary Highway Statistics, by State and Functional System

Select summary highway statistics, 1980 - 2017, mileage, lane-miles, vehicle miles traveled, and fatalities by state and functional system.

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Updated Oct 25, 2026

U.S Department of Transportation

Roadway Sections Mid-America 2019

State DOTs provide the location limits of highway sections to be used to represent statewide aggregations based on a statistically valid Sample Panel. The Mid-America contains data for the following States: Illinois,…

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Updated Oct 25, 2026

U.S Department of Transportation

Highway Performance Monitoring System (HPMS) - 2012 National Highway System

HPMS compiles data on highway network extent, use, condition, and performance. The system consists of a geospatially-enabled database that is used to generate reports and provides tools for data analysis. Information…

Updated Oct 25, 2026

U.S Department of Transportation

Toll Facilities in the US: Bridges and Tunnels

The tolls facility program provides information on U.S. toll facilities in operation, financed, or under construction that States and various toll authorities voluntarily provide to FHWA biennially. It captures the…

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Updated Oct 25, 2026

U.S Department of Transportation

Congestion Mitigation and Air Quality (CMAQ) - Public Access System

All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March of every year. The FHWA uses these yearly submissions to maintain an active database of CMAQ investments,…

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Updated Oct 25, 2026

U.S Department of Transportation

Toll Facilities in the U.S.: Roads

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Updated Oct 25, 2026

U.S Department of Transportation

Transportation Technologies and Best Practices

The objective of this dataset is to create a location where there is a comprehensive list of all technologies, best practices and lessons learned from the Office of International Programs as a whole.

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Updated Oct 25, 2026

U.S Department of Transportation

Weather Data Environment

The Weather Data Environment (WxDE) collects and shares transportation-related weather data with a particular focus on weather data related to connected vehicle applications. The WxDE collects data in real time from…

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Updated Oct 25, 2026

U.S Department of Transportation

Truck Size and Weight Enforcement Data

This dataset consists of truck size and weight enforcement data including number of trucks weighed, number of violations, and number of oversize/overweight permits, as reported by the States in their annual…

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Updated Oct 25, 2026

U.S Department of Transportation

Geospatial Transportation Typology

This dataset includes the inputs and results for developing a transportation geo-typology that categorizes every location in the United States in terms of their main drivers of transportation demand and supply. It…