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Case Studies

This database includes both Case Studies that have been described in official publications (in pink), and Projects that have been posted here by aboutcss.org site members (in red). To search for a particular project, enter a keyword or click on "Advanced Search."


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12300 South Design Build Project, Draper and Riverton, Utah

Draper, UT

The purpose of this project was to reconstruct a six-mile section of urban arterial to address capacity and safety issues, in addition to providing a stimulation to the local economy.

3500 South EIS, Redwood Road to 8400 West

(Started 2002-03, Completed 2007)

Purpose and Need Problems and needs identified by the entire project team, including community are best seen on the attached pdf.

The Purpose and Need statement was developed through a collaborative effort between local... more

Accessible Pedestrian Signals: Atlanta, GA

Atlanta, GA

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Charlotte, NC

Charlotte, NC

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Dunedin, FL

Dunedin, FL

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Maryland Department of Transportation

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Montomgery County, MD

(Completed 2001-09)

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Morgantown, WV

Morgantown, WV

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Newton, MA

Newton, MA

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Portland, OR

Portland, OR

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Accessible Pedestrian Signals: Washington, NJ

Washington, NJ

This case study is one of nine case studies on accessible pedestrian signals posted by Pedestrian and Bike Information Center. These studies describe experiences of US cities that have installed Accessible Pedestrian Signals. Some of these cities... more

Added Capacity and Noise Walls - SR-527

Mill Creek, WA (Started 1990)

This project was developed to address congestion on a section of SR-527 between 164th Street SE and 132nd Street SE. SR 527 highway passes through downtown Mill Creek.

Aesthetic and Safety Improvement, SR-99

Des Moines, WA (Started 1997, Completed 2005)

The purpose of the project is to improve traffic congestion, operations, and safety; provide facilities for transit and pedestrians; and encourage economic redevelopment along the SR-99 corridor through the city of Des Moines.

Aesthetic Guardrail Design, SR-20 - Ducken Road to Rosario

(Started 2000, Completed 2007)

The purpose of this project is to improve safety and reduce accident frequency and severity. Within this section of SR-20, a primary issue is upgrading it to bike touring standards.

Alta Bridge Replacement

Town of Alta, UT

Alta Bridge Replacement

An Evaluation of a Crosswalk Warning System

In response to an unusually high incidence of pedestrian/vehicle collisions, the City of Santa Rosa, California initiated a new concept in proactive pedestrian warning systems for uncontrolled crosswalks in 1993 after experiencing a significant... more

AR 215, Ozark National Forest, AR

Purpose and Need: Inadequate roadway for current and anticipated traffic - travel lane too narrow, surface rough (gravel), and unnecessary amount of dust and siltation produced, detracting from the personal experience and water quality of the streams... more

Barracks Row

Washington, DC (Started 2000, Completed 2004-01)

8th Street Barracks Row, a 3/4 mile, 6 block stretch between Pennsylvania Avenue and M Street SE, is one of the District's oldest commercial corridors. 8th Street's turn of the century buildings give the street charm and character, but over the... more

Berthoud Pass Mountain Access Project - Phases 1 and 2

Clear Creek County, CO

The existing facility had a narrow roadway that posed safety issues and mobility issues due to limited passing opportunities on the winding, mountainous road. The existing roadway also posed numerous environmental problems due to: 1) poor... more

Bicycle Facilities: Bellevue, WA

Bellevue, WA

Bicycle lanes on a four-lane road with a diverter near transit stops. Bellevue has numerous bike lanes on many or most principal roads and many wetland and other trails.

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