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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."


     Projects      Case Studies

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11th Street Bridges Project

Washington, DC (Started 2008-07-02)

The incomplete freeway system in Southeast Washington forces drivers to exit the freeway onto neighborhood streets to reach their destinations. Some of the primary routes are through environmental justice neighborhoods. Freeway and local street... more

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.

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 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.

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

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.

Bicycle Facilities Davis, CA

Davis, CA

Two-way bicycle lane on a commercial street separated by a planted buffer from both the road and the sidewalk. Davis, CA and its university campus are considered by many to be among the "bicycle champions" because of their extensive bike... more

Bicycle Facilities Ft Lauderdale, FL

Ft Lauderdale, FL (Started 2003)

Bicycles share the road in Ft. Lauderdale, which has an extensive network of bicycle lanes on local and state routes.

Bicycle Facilities in Olympia, WA

Olympia, WA

Bicycle lane on a four-lane road with a diverter and a mid-block crosswalk. Olympia has a number of bicycle lanes, traffic calming sensitive adaptations, bridges, and trails.

Bicycle Facilities in San Francisco

San Francisco, CA

Bicycle lane at the Embarcadero. San Francisco has an extensive system of bike lanes that go over bridges, through parks, and at the waterfront. Some say that the Golden Gate Bridge trail is one of the premier walks/biking experiences in the world.

Bicycle facilities, Lauderdale By The Sea, FL

Lauderdale By The Sea, FL

Converting Ocean East from a four-lane road to three lanes provides room for a bicycle lane. Lauderdale By The Sea also features good bicycle treatments along U.S. A-1-A, in addition to some trails.

Bicycle Facilities: Mesa, AZ

Mesa, AZ

A bicycle lane next to a parking lane on a four-lane road with a raised median. Mesa has several significant new boulevard bicycle lanes.

Bicycle Lane in St Petersburg, FL

St Petersburg, FL

Bicycle lane next to parking lane on a one-way street in St Petersburg, FL. The street has three traffic lanes, one bike lane and curbside parallel parking lanes on each side. The city is working on a major trail linking from Pinellas Trail to Gandy... more

Bicycle Lanes in Portland, OR

Portland, OR

Bicycle lane on Broadway; a multi-lane road. Portland's got it all - bike lanes, reduced lane widths, bicycle parking, floating pontoon trails, and many exceptional inventions.

Bridges: Brooklyn Bridge, NY

Brooklyn, NY

Pedestrians and bicyclists use a path on a deck above the road grade.

Bridges: Richmond, Virginia

Richmond, VA

A set of slaloms form this unique cable suspended pedestrian bridge, hung between two wide columns.

Bulbouts in Easton Town Center in Columbus,OH

Columbus, OH

In Easton Town Center sidewalk extensions have been added to many streets along with inset parking, and a number of sidewalk amenities including contextual lights, trash receptacles, signage, bollards, landscaping, a kiosk, and chairs and tables.

Canal Parkway, from Wiley Ford Bridge to MD 51

Cumberland, MD (Started 1989, Completed 2001)

Prior to this roadway project, severe traffic congestion occurred daily at the Virginia Avenue underpass (locally known as the "subway") of CSXT tracks and its intersection with MD 51. When this facility was blocked (by accidents or flooding) there... more

Coastal Boulevard "Strandvejen" in Hellerup, Denmark

Hellerup (Started 1983)

"The coastal boulevard Strandvejen through Hellerup is a textbook example of a heavily trafficked road where light road users have been given better conditions, among other things by the establishment of bicycle tracks and a central reservation."

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