We have rated over 50 projects. Here is a selection of them with a short summary of basic information, a scorecard, and where available, a detailed Pilot Project report.
The majority of these case studies were completed during the four years of research and development at the University of Washington (before Greenroads Foundation was born) and funded by our generous research sponsors (some of this research is still in progress).
14th Street: Market Street to Colfax Avenue
The 14th Street project is intended to enhance the pedestrian experience along the 12 blocks from Market Street to Colf...
This project will add multi-modal and pedestrian-friendly streetscape enhancements and str...
Mercer Corridor East - Phase I
The Mercer Corridor East Phase I-Fairview to Dexter Avenue project is a critical connector between the downtown business areas and the surroundi...
US 97: Lava Butte to S. Century Drive Section
The US 97: Lava Butte - S. Century Drive Section Project involves increasing the capacity of the existing two- and three-lane highway to four la...
Northshore Drive Road and Drainage Improvements
The Northshore Drive Road and Drainage Improvements project consisted of an HMA overlay for the two lane road along the north side of Whatcom La...
The T.H. 95 Mill & Overlay Project is located Northeast of Minneapolis, Minnesota. The route runs parallel to the St. Croix River and the M...
The projects rated for the City of Upper Arlington were part of their 2010 Street Reconstruction Program. The program was broken into two phases...
The East Entrance project began 53 miles west of Cody, Wyoming and over a four year period improved a 7.0 ...
Yellowstone, Madison to Norris
The Madison to Norris project is located on the western part of the Grand Loop in Yellowstone National Park. This 10 mile project addresse...
Fernan Lake Road (Idaho Forest Highway 80) begins at the City of Coeur dAlene and runs through the Fernan Saddle in the Idaho Panhandle National...
Conzelman Road - Golden Gate National Recreation Area
The Conzelman Road and Various Routes project is located in the Golden Gate National Recreation Area.The project began in March 2009 and was com...
The Camp Garcia Entrance Road Project is located on the remote island of Vieques off of the coast of Puerto Rico. It is located in the Vieques N...
The Wawona Road project is located in the southern portion of Yosemite National Park. This 28 mile project addresses multiple deficiencies in pa...
The Mulligan Road project is located on the eastern part of the Fort Belvoir in Northeastern Virginia. This 1.62 mile section of roadway is a ne...
Tonquin Avenue Bridge Replacement
This project was performed to restore a tsunami evacuation route that has been closed since 2006 due to the bridge being structurally deficient....
OR 34: Corvallis - Roche St. to Wolcott Rd.
The OR 34: Corvallis - Roche St. to Wolcott Rd. project involves a safety improvement to an intersection that had the highest crash frequency an...

14th Street: Market Street to Colfax Avenue
The 14th Street project is intended to enhance the pedestrian experience along the 12 blocks from Market Street to Colfax Avenue in downtown Denver. The sidewalks will be widened and ...more
Nov 15th, 2011
An article was released today from ENR by author Tim Newcomb about the innovative new concrete mix featured on a Greenroads project in Bellingham, WA. Poticrete is a concrete mix that includes crushed old toilets that would otherwise be sent...
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