Current Research

Sponsor: Arizona Department of Transportation

PI: Robin Tuchscherer

Co-PI: Benjamin Dymond

Given contemporary understandings and recent research, there is a need to update
the Arizona Department of Transportation (ADOT) Bridge Design Guidelines to include the latest
state-of-practice and provide guidance to designers as to when and where the strut-and-tie
method (STM) is most advantageous. The objective of this project is to research, develop, and
implement criteria for updating and improving the Bridge Design Guidelines and corresponding
examples.

Sponsor: City of Scottsdale

PI: Dr. Brendan Russo

Co-PI: Dr. Edward Smaglik

Dates: 10/01/2023-10/31/2024

The City of Scottsdale, Arizona contains numerous examples (approximately 60) of left-in left-out (LILO) treatments at intersections or driveways. An aerial view of a typical LILO treatment in the City of Scottsdale is shown in Figure 1. These treatments are typically applied on arterial roadways with medians and consist of a channelizing island in the median which helps direct vehicles turning left both on to and out of minor… Read more

Sponsor: U.S. Department of Transportation, Pacific Southwest Region 9 UTC

PI: Steven R. Gehrke

Co-PIs: Brendan J. Russo and Edward J. Smaglik

A continuation of automobile dependence over the past half-century within American cities has resulted in significant public health, environmental, and economic challenges. The further motivation of bicycling as a utilitarian and sustainable travel alternative has been identified as a viable solution to address societal concerns regarding physical inactivity, climate change, and transportation-related inequities. However, to date, a profound… Read more