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 2241 - 2260 of 15897 results
  • Effective Practices for Managing Bridge Inspection Data Captured by UAS tech brief
  • Developing Crash Modification Factors for Adaptive Signal Control Technologies tech brief
  • Superpave5 Potential Asphalt Surface Mix
  • Louisiana Experience with Inverted Pavement Systems
  • Applying Bundled SpeedHarmonization Cooperative Adaptive Cruise Control and CooperativeMerge Applications to ManagedLane Facilities
  • Nondestructive Evaluation of Concrete Bridge Decks with Overlays
  • Developing Analysis Modeling and Simulation Tools for Connected Automated Vehicle Applications A Case Study on SR 99 in California
  • VehicletoEverything Hub Final Report
  • Continuously Reinforced Concrete CRC Roundabouts tech brief
  • Precast Concrete Panel PCP Roundabouts tech brief
  • Jointed Concrete Pavement JCP Roundabouts tech brief
  • Hot Mix Asphalt Pavement HMAP Roundabouts tech brief
  • Exploring The Importance of Traffic Data Input Levels for MechanisticEmpirical Pavement Design tech brief
  • Remaining Service Interval A White Paper tech note
  • Innovator  MarchApril 2021  Volume 14 Issue 83
  • Monthly Motor Fuel Reported by States March 2021
  • Present Serviceability Rating Computation from Reported Distresses
  • Urban Congestion Report UCR YeartoYear Trends in the US for January through March 2021
  • Special Issue  Weekly Traffic Volume Report Interstate Travel for Week No 8
  • Special Issue  Weekly Motor Fuel Report Gasoline Product Supplied for Fiscal Year Week No 22 Data Complete Through 2262021