Evaluation of Alternative Intersections and Interchanges

This study will evaluate the traffic and safety performance of high-speed roads with a considerable presence of heavy vehicles. Expected deliverables include revised design guidelines for high-speed roundabouts, and design guidelines and determined performance measures for DDIs (diverging diamond intersections).

  • Supplemental Notes:
    • Contract to a Performing Organization has not yet been awarded.


  • English


  • Status: Completed
  • Funding: $235000.00
  • Contract Numbers:


  • Sponsor Organizations:

    Purdue University/Indiana Department of Transportation JHRP

    Purdue University
    1284 Civil Engineering Building, Room 4154
    West Lafayette, IN  United States  47907-1284
  • Principal Investigators:

    Bullock, Darcy

    Tarko, Andrew

  • Start Date: 20130815
  • Expected Completion Date: 0
  • Actual Completion Date: 20151231
  • Source Data: RiP Project 35175

Subject/Index Terms

Filing Info

  • Accession Number: 01559764
  • Record Type: Research project
  • Source Agency: Indiana Department of Transportation
  • Contract Numbers: SPR-3830
  • Files: RIP, STATEDOT
  • Created Date: Apr 2 2015 1:00AM