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.

US Transportation Collection

rosaP Repository & Open Science Access Portal

The US Transportation Collection consists of documents from across all transportation modes with specific focus on research reports from US DOT, state DOTs, and other transportation organizations. Bookmark this collection: https://rosap.ntl.bts.gov/collection_ust or https://doi.org/10.21949/1530857.

Showing 30181 - 30200 of 35440 results
  • Traffic Safety Facts 1994 Alcohol
  • US exports and imports transshipped via Canadian ports 1993
  • FAA Statistical Handbook of Aviation
  • Traffic Safety Facts 1993 School Buses
  • National Traffic Data Acquisition Conference Volume II 1994
    No Description
  • Emergency medical technicianbasic  national standard curriculum  instructors course guide
  • Federal Aviation Administration Curriculum Guide for Aviation Magnet Schools Programs
  • Vehiclebased drowsy driver detection  current status and future prospects
  • Vermont transportation survey
  • Summary Report Improvements In Symbol Sign Design To Aid Older Drivers
  • Participation of Disadvantaged Business Enterprises DBE in Texas Department of Transportation Contracting and Procurement 19851992
  • Enhancements to Passive Warning Devices at RailroadHighway Grade Crossings
  • Retroreflective Raised Pavement Marker Field Testing Results of the First Year Evaluation
  • Use of Data from Continuous Monitoring Sites 1994
    No Description
  • Travel Estimation Procedures for the Local Functional System 1994
    No Description
  • GraphicallyOriented Analysis of PostTensioned Slab Bridges on Microcomputers
  • Overview of the TexasMexico Border Background
  • Performance of recycled mixtures in state of Georgia
  • Feasibility evaluation of utilizing highstrength concrete in design and construction of highway bridge structures
  • Evaluation of porous pavements for road surfaces  interim report