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 3541 - 3560 of 36011 results
  • Urban Freight Delivery and Loading Spaces
  • Iowa Pavement Analysis Techniques IPAT Tool
  • Curve Advisory Speed and Curve Safety Assessment Practices Training Development and Support
  • Innovative Materials and Advanced Technologies for a Sustainable Pavement Infrastructure
  • Florida Index for Transportation A System of Systems Approach to Understanding the Changing Nature of Transportation
  • CPTBased Geotechnical Design Manual Volume 2 CPTBased Design of FoundationsMethods
  • Evaluation of Methods for Left Turn Gap Analysis Using HighResolution Signal Data
  • A Qualitative and Quantitative Assessment of Pavement Sections that have Remained in Poor Condition for 5Plus Years
  • Investigating the Feasibility of Introducing Alternative Fuel Vehicles Into a Maintenance Fleet
  • Safety Mobility and Cost Benefits of Closing One Direction of the Interstate in Rural Areas During Construction Work
  • Development of GrassRoots Data Collection Methods in Rural Isolated and Tribal Communities
  • Aggregate Subgrade Improvements Using Quarry ByProducts A Field Investigation
  • Postimplementation Evaluation of Integrated Corridor Management ICM in North Carolina
  • SCDOT Project Development Process Update and Best Practices
  • Dynamic Routing of Trucks and Truck Platoons Using RealTime Traffic Simulators
  • Developing an Effective Targeted Mobile Application to Enhance Transportation Safety and Use of Active Transportation Modes in Fresno County The Role of Application Design  Content
  • Technology Utilization Plan for the Texas Technology Task Force
  • Full Depth Reclamation for Urban Suburban Street Application
    Supporting Files
  • Analysis of Aramid Synthetic Fibers in Asphalt Mixes on Local Roads
  • Adoption and Diffusion of Electric Vehicles in Maryland