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Center for Transportation Studies  [1786]

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Established in 1987, the mission of the University's Center for Transportation Studies (CTS) is to improve transportation decision-making in Minnesota and at a national level. CTS conducts multidisciplinary research, education, and outreach programs. Learn more about the CTS at

Included here is a selection of CTS reports dating from October 1997 to the present, annual reports, Catalyst newsletter, and publications arranged by CTS program.

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Impact of Low Asphalt Binder for Coarse HMA Mixes

Dave, Eshan V.; DeCarlo, Christopher; Hoplin, Chelsea M.; Helmer, Benjamin; Dailey, Jay; Williams, R. Christopher (Minnesota Department of Transportation, 2017-06)
Asphalt mixtures are commonly specified using volumetric controls in combination with aggregate gradation limits, like most transportation agencies, MnDOT also uses this approach. Since 2010 onward, several asphalt paving ...

Comprehensive Field Evaluation of Asphalt Patching Methods and Development of Simple Decision Trees and a Best Practices Manual

Barman, Manik; Dailey, Jay; Dave, Eshan V.; Kostick, Robert D. (Minnesota Department of Transportation, 2017-06)
The long-term performance of pothole patches largely depends on the selection of the patching method. A number of pothole patching methods are in practice in Minnesota and other nearby states. However, pavement maintenance ...

Implementation of Pavement Evaluation Tools

Tang, Shuling; Guzina, Bojan; Labuz, Joseph (Minnesota Department of Transportation, 2013-11)
The objective of this project was to render the Falling Weight Deflectometer (FWD) and Ground Penetrating Radar (GPR) road assessment methods accessible to field engineers through a software package with a graphical user ...

Improved Approach to Enforcement of Road Weight Restrictions

Alexander, Lee; Phanomchoeng, Gridsada; Rajamani, Rajesh (Minnesota Department of Transportation, 2013-11)
This project focused on the enhancement and evaluation of a battery-less wireless weigh-in-motion (WIM) sensor for improved enforcement of road weight restrictions. The WIM sensor is based on a previously developed vibration ...

Mitigating Highway Construction Impacts Through the Use of Transit

Becker, Carol (Minnesota Department of Transportation, 2013-05)
Human beings are creatures of habit. Traveling patterns are routines that we repeat over and over until something disrupts those patterns. When disruption occurs, there is an opportunity to entice travelers into new travel ...

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