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State, County and City FIPS Reference Table
State, County and City FIPS (Federal Information Processing Standards) codes are a set of numeric designations given to state, cities and counties by the U.S. federal... -
TMAS 2017
2017 Traffic Volume Data - FHWA's TMAS Data Program (based on unweighted raw continuous traffic count information collected by state highway agencies) -
Takata Recall – Net Air Bags Remaining
This dataset has no description
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Advanced Driver Assistance System (ADAS)-Equipped Single-Vehicle Data for Cen...
The datasets contain the subject ADAS-equipped vehicle’s trajectory collected in naturalistic traffic conditions in central Ohio. The instrumented subject vehicle was either a... -
TMAS 2016
2016 Traffic Volume Data - FHWA's TMAS Data Program (based on unweighted raw continuous traffic count information collected by state highway agencies) -
Monthly NHS Traffic Speed
This dataset reports the historical National Highway System 50th percentile median speeds for various roadway types, months, and vehicles on US roads. -
Defects and Violations
This dataset has no description
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Transit Agency Security Personnel
Data collected on the SS-30 form. Transit agencies report to the NTD security personnel in terms of Full-Time Equivalents (FTE) according to the staffing levels at the... -
Intelligent Network Flow Optimization Prototype Infrastructure Traffic Sensor...
Data is from the small-scale demonstration of the Intelligent Network Flow Optimization (INFLO) Prototype System and applications in Seattle, Washington. Connected vehicle... -
Massachusetts Department of Transportation (MassDOT) Work Zone Data Exchange ...
This dataset provides information on work zones in the state of Massachusetts in a tabular format and is updated daily based on the live MassDOT Work Zone Data Exchange (WZDx)... -
American Community Survey 2017 Data Profile (Selected Fields)
This file contains a set of the fields at the Census tract level from the U.S. Census' 2017 American Community Survey 5-Year Data Profiles. The fields it includes were selected... -
Portland, Oregon Test Data Set Freeway Loop Detector Data
This set of data files was acquired under USDOT FHWA cooperative agreement DTFH61-11-H-00025 as one of the four test data sets acquired by the USDOT Data Capture and Management... -
FRA Regulated Mode Major Security Events
This file includes event data reported to the National Transit Database (NTD) for Commuter Rail (CR) and Alaska Railroad (AR) modes, as well as Heavy Rail (HR) service reported... -
E-Bike Field Study Data
GPS pings collected by study participants who rode conventional and e-bikes at Minute Man National Historic Park between April and September 2022. -
2022 NTD Annual Data - Vehicles (Age Distribution)
This dataset details vehicle types and ages for each transit agency reporting to the NTD. Non-dedicated fleets do not report Year of Manufacture and are thus excluded from the... -
Historic HPMS Data (Sample) - 2003
Historic Highway Performance Monitoring System sample data for the year 2003 -
2021 Annual Metrics - National Transit Database
Contains metrics describing service consumption and service cost for each public transportation agency, by mode and type of service. -
2022 NTD Annual Data - Metrics
This dataset details service and cost efficiency metrics for agencies reporting to the National Transit Database in the 2022 report year. Only Full Reporters report data on... -
Multi-Modal Intelligent Traffic Signal Systems GPS
Data were collected during the Multi-Modal Intelligent Transportation Signal Systems (MMITSS) study. MMITSS is a next-generation traffic signal system that seeks to provide a... -
County Summary 2018
State DOTs will provide Local and Rural Minor Collector Mileage summarized by county, ownership, and Paved and Unpaved. This data is provided in a direct input by the State DOTs.