U.S. flag An official website of the United States government.
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Federal Highway Administration

rosaP Repository & Open Science Access Portal

This collection contains reports and resources from the Federal Highway Administration (FHWA). Bookmark this collection: https://rosap.ntl.bts.gov/collection_fhwa or https://doi.org/10.21949/1530833.

Showing 2801 - 2820 of 16600 results
  • Texas Highway Safety Improvement Program 2021 Annual Report
  • Targeted Overlay Pavement Solutions TOPS Stone Matrix Asphalt
  • Highway Statistics Series State Statistical Abstracts Hawaii 2021
  • Highway Statistics Series State Statistical Abstracts Wisconsin 2021
  • New Jersey Highway Safety Improvement Program 2021 Annual Report
  • Highway Statistics Series State Statistical Abstracts Ohio 2021
  • Proven Safety Countermeasures Walkways
  • Noteworthy Practice for South Dakota HFST for Winter Road Conditions
  • District of Columbia Highway Safety Improvement Program 2021 Annual Report
  • Case Study Ohio Department of Transportation Freeway Safety Patrol Naming Rights Program
  • Virginia Highway Safety Improvement Program 2021 Annual Report
  • STEP Improving Visibility at Trail Crossings
  • New Hampshire Highway Safety Improvement Program 2021 Annual Report
  • Hillsboro Oregon Transportation Utility Fee TUF
  • Improving Pavement Drainage in Extreme Weather Events and on Wider Roadways Using Computational Fluid Dynamics CFD fact sheet
  • Innovator  JanuaryFebruary 2021  Volume 14 Issue 82
  • Highway Statistics Series State Statistical Abstracts Iowa 2021
  • Case Study Loop 202 South Mountain Freeway Phoenix Arizona
  • Highway Statistics Series State Statistical Abstracts Montana 2021
  • Proven Safety Countermeasures Backplates with Retroreflective Borders