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Case Studies

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


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Earning rave reviews from the City of Shoreline and the public, the project garnered formal recognition from the American Road & Transportation Builders Association (ARTBA) with its Globe Award, which honors U.S. transportation construction projects that demonstrate environmental excellence and stewardship and serve as role models for other projects.

Aurora Multimodal and Interurban Bridge Project

Shoreline, WA (Started 2007-06)

Community desires to improve the quality of life in the city; promote development; security; stormwater quality; aesthetics.

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Blue Ridge Road Grade-Separation Project

Raleigh, NC (Started 2011)

The proposed Blue Ridge Road grade-separation project in west Raleigh will lower the grade of Blue Ridge Road, carrying it under (currently intersecting) Hillsborough Street and Beryl Drive, as well as a busy at-grade railroad crossing between the... more

This worn path across several vacant lots is now McVay Street.

Charlotte's Urban Street Design Guidelines

Charlotte, NC

The USDG is one of a set of policies (including the Centers, Corridors, & Wedges Growth Framework and the Transportation Action Plan) intended to transform Charlotte into a more sustainable city and create more context-sensitive streets. First, the... more

Ribbon Cutting

Frederick MARC Station and Extension of East Street

Frederick, MD (Completed 2001-01)

The project involved two phases. First, the designers prepared a pedestrian circulation study for the City of Frederick describing existing movement patterns and potential pedestrian routes once the station was complete. Plans were then developed for... more

Green Ribbon Project

Houston, TX (Started 1997, Completed 2001)

The purpose of the Green Ribbon Project was to provide the Texas Department of Transportation (TxDOT) with conceptual guidelines to integrate environmental aesthetics with roadway functionality. This project was intended to set forth a broad... more

Before After

Henderson Interstate 215/515 Interchange

Henderson, NV (Started 2005-01-02)

One of the biggest issues facing Nevada DOT is explosive growth rates in the Las Vegas Valley. This growth, along with the accompanying industries and businesses, overwhelmed the highway system's capacity. Part of the solution included building ... more

32nd Ave SW After

High Point Redevelopment Street

Seattle, WA (Started 2000, Completed 2009)

The housing stock of this 120 acre redevelopment was in need of replacement. Along with the rebuilding, a thorough re-plating and replacement of the street grid was undertaken. At the same time, the City of Seattle's stormwater utility, Seattle... more

Collapsed Bridge

I-35W St. Anthony Bridge Collapse and Reconstruction Over Mississippi River

Minneapolis, MN (Completed 2008-09-18)

The I-35W St. Anthony Bridge replacement project is hereby offered as a CSS National Dialog submission case study because it demonstrates a unique and amazing local and national story and most surprisingly to some that under extreme... more

I-485 South Blvd Parking Deck Under Construction in Ravine

I-485/South Boulevard Station Parking Deck - LYNX Blue Line Light Rail Project

Charlotte, NC

CATS needed a large real estate parcel to construct the I-485/South Boulevard light rail parking deck at the end of the line. There was limited availability of existing real estate. After a suggestion by a local resident during a community... more

Connecting Dallas Timeline

IH-30 East Gateway

Dallas, TX

Over fifty years ago, Fair Park, portions of Deep Ellum, and adjacent neighborhoods were separated from the rest of the city by the construction of Interstate 30. While the highway provided much-needed mobility and helped suburban development, there... more

Improvements to the Self-Guiding Tour Routes

Murfreesboro, TN (Started 2009)

Issues that initiated this project include the inadequacy of the existing auto tour route in its ability to allow visitors to experience the important historic elements of the battlefield effectively and gain a sense of place; a lack of accessibility... more

Indianapolis Cultural Trail

Indianapolis, IN (Started 2000, Completed 2013-05)

Leaders in the city of Indianapolis, Indiana, wanted to make it easier for people to visit the city’s cultural districts, which were disconnected from the heart of downtown and didn’t get the attention they merited. In a city with a successful... more

I 15 - Blue Diamond Interchange

Interstate 15 / Blue Diamond Interchange

Las Vegas, NV (Started 2003-09-30)

One of the biggest issues facing Nevada DOT is the Las Vegas area has been growing very fast with projections of further growth. This growth has taxed highway system's capacity with congestion that needs to be addressed as well as other highways on... more

Aerial of Existing Roadway

Lewistown Narrows

Mifflin, PA (Started 2004, Completed 2007-12-14)

The $110 million Lewistown Narrows project involved widening U.S. Routes 22/322 from a two-lane highway to a four-lane expressway through a 6.5-mile section of the Juniata River valley in the Pennsylvania Appalachians that is severely restricted by... more

Views of 195’ and 320’ Span Options from the Tri-boro Expressway

MonFayette Expressway

Pittsburgh, PA

The Monongehela River Valley was the cradle of the steel industry in the US. The steel industry was built on rail and barge transport, so there never was a decent road system in the valley. The steel industry essentially disappeared in the... more

Natchez Trace Parkway Multi-Use Trail

Jackson, MS

The primary issue that initiated the design and construction of the Natchez Trace multi-use trail in the Jackson, Mississippi metropolitan area is safety and a need to resolve and minimize conflicts between motorists, bicyclists, and pedestrians in... more

NM Workshop

New Mexico Demonstrates the Effectiveness and Benefits of CSS

Two-day interactive workshop presenting recent research on quantifying the benefits of CSS, applying performance measures to four NMDOT projects, and discussing challenges and strategies to further implementing CSS. Also documented four NMDOT CSS... more

Old M-21 Zeeland: Transportation Improvements

The city of Zeeland is located just east of Holland, near Lake Michigan. The city has a population of about 6,000 residents, with over 90,000 in the Holland metro area. Due to growth in the Holland metro area and space limitations at their... more

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Pop Up Rockwell

(Started 2012-04-21, Completed 2012-04-27)

Pop Up Rockwell was a one-week experiment to test complete and green street enhancements on Rockwell Avenue in downtown Cleveland. The temporary installation included Cleveland's first segregated cycle track, stormwater bio-filtration benches, new... more

Route 18 Reconstruction

New Brunswick, NJ

This section of Route 18 is a primary regional thoroughfare for more than 85,000 vehicles a day. The road had substandard geometric features, a high rate of accidents compared to statewide averages, and a need for improved traffic operations. Bridges... more

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