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 12541 - 12560 of 15868 results
  • Delineation of Hazards for Older Drivers Volume II Appendixes
  • Testing of New Bridge Rail and Transition Designs Volume III Appendix B BR27D Bridge Railing
  • SUPERPAVE for the Generalist Engineer and Project Staff Participant Manual
  • Developing Traffic Control Strategies Users Handbook
  • Bridge Scour and Stream Instability Countermeasures Experience Selection and Design Guidance
  • Traffic Volume Trends July 1997
    No Description
  • Pavement Treatment Effectiveness 1995 SPS3 and SPS4 Site Evaluations National Report LTPP TechBrief
  • The visibility and comprehension of pedestrian traffic signals  summary report
  • Safety effects of crosssection design on rural multilane highways  summary report
  • Minimum sign retroreflective guidelines  summary report
  • Wireless Shared Resources Sharing RightOfWay for Wireless Telecommunications Guidance on Legal and Institutional Issues
  • Highway Information Quarterly Vol 4 No 1 June 1997
  • Bridge and Structures Related Research Summary
  • Implementation Report of the USDOT Grade Crossing Safety Task Force
  • Analysis of Pavement Structural Variability
  • Intersection Geometric Design and Operational Guidelines for Older Drivers and Pedestrians Volume I Final Report
  • Testing of New Bridge Rail and Transition Designs Volume VII Appendix F 32in 813mm FShape Bridge Railing
  • Testing of New Bridge Rail and Transition Designs Volume XI Appendix J 42in 107m FShape Bridge Railing
  • Testing of New Bridge Rail and Transition Design Volume XII Appendix K Oregon Transition
  • Testing of New Bridge Rail and Transition Designs Volume XIV Appendix M Axial Tensile Strength of Thrie and WBeam Terminal Connectors