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Staff Bio

Denver Tolliver, Ph.D.
Director - UGPTI
Program Director - CTIPS/MPC
Phone: (701)231-7190
Email: denver.tolliver@ndsu.edu
ORCID: 0000-0002-8522-9394

In addition to being the director of the Upper Great Plains Transportation Institute, Denver Tolliver is the director of the Mountain-Plains Consortium (MPC)—a multi-university consortium that serves as the university transportation center in federal Region 8.

During his career, Tolliver has been awarded more than $20 million in grant funding and has authored and co-authored more than 150 transportation research papers, including reports for federal and state agencies such as the Research and Innovative Technology Administration of the U.S. Department of Transportation, Federal Highway Administration, Federal Railroad Administration, the U.S. Army Corps of Engineers, the U.S. Department of Agriculture, the Idaho Transportation Department, the Nebraska Department of Roads, the North Dakota Department of Transportation, the Virginia Department of Transportation, and the Washington State Department of Transportation.

Research Interests

  • Highway systems modeling
  • Multimodal transportation planning
  • Freight transportation
  • Energy and environmental analysis

Recent Research Activities/Major Programs of Activity

  • County and township road and bridge infrastructure assessments
  • Statewide highway planning and systems performance using HERS-ST
  • Asset management for rural roads
  • Multimodal energy-efficiency models (comparisons of rail, barge, and truck fuel consumption)
  • Network flow models for containerized goods movements


  • 2012-Present, Director, Upper Great Plains Transportation Institute, NDSU
  • 2003-2012, Associate Director, Upper Great Plains Transportation Institute, NDSU
  • 2002-Present, Director, Transportation & Logistics Graduate Program, NDSU
  • 1995-Present, Director, Mountain-Plains Consortium, NDSU
  • 1992-Present, Adjunct Professor, Civil & Construction Engineering, NDSU
  • 1984-2012, Senior Research Fellow, Upper Great Plains Transportation Institute, NDSU
  • 1979-1980, Rail Planner, North Dakota Department of Transportation
  • 1977-1979, Research Assistant, Center for Environmental Studies, Virginia Polytechnic Institute


  • Ph.D., Environmental Design & Planning, Virginia Polytechnic Institute and State University, 1989
  • M.U.R.P., Urban & Regional Planning, Virginia Polytechnic Institute and State University, 1979
  • B.S., Geography, Morehead State University, 1973
NDSU Dept 2880P.O. Box 6050Fargo, ND 58108-6050