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 781 - 800 of 36055 results
  • Quantification of the Effectiveness and External Noise of Rumble Strip Designs
  • Improved Light Weight Deflectometer Test LWD and Analysis Summary
  • Improving the LongTerm Condition of Pavements in Massachusetts and Determining Return on Investment Implementing the AASHTO
  • The Effects of Truck Platooning on the Kansas Workforce
  • The Effects of Truck Platooning on the Kansas Workforce Summary
  • Safer by Design Pavement Friction
  • Durability of Concrete Using Low Slag Cement Contents Brief
  • Load and Resistance Factor Rating Methodology Recommendations for Missouri Bridges
    Supporting Files
  • Determining an Acceptable California Bearing Ratio CBR Value for Kansas Subgrades Based on Pavement Distress Data
  • Detection and Assessment of Sulfates in the Pavement Subgrade
  • Reconsidering the Impact of Access Spacing on Crash Risk
  • Optimal RWIS Sensor Density and Location  Phase IV Tech Transfer Summary
  • Determining an Acceptable California Bearing Ratio CBR Value for Kansas Subgrades Based on Pavement Distress Data Technical Summary
  • Skew Detection System Replacement on Vertical Lift Bridges Phase 2 Technical Summary
  • Project Summary White Bear Lake Automated Shuttle Pilot Bear Tracks
  • Develop and Validate Precast Column Solutions for Texas Bridges
  • Project Summary Variable Pedestrian Clearance Interval VPCI
  • Predicting Lane Utilization at Signalized Intersections in Advance of Arterial Lane Drops 2024
  • Leveraging Probe Data for Improving Incident Management Practice in Rural Areas
  • Improved Light Weight Deflectometer Test LWD and Analysis