Market Street is a busy commercial corridor that is vital to multiple modes of surface transportation. Diesel buses, trolley coaches, and light rail vehicles share the roadway with delivery trucks, taxis, private automobiles, and bicycles. While competing demands for roadway use have been addressed by providing transit only lanes and bike lanes, commercial vehicles, taxis,…
Reseda Boulevard is a major north-south highway in Los Angeles which crosses the West San Fernando Valley. As part of continued efforts by the city of Los Angeles and local advocacy groups to create safer corridors for non-motorized transportation, bike lanes have been installed along nearly the entire length of the 11-mile roadway, though two…
Michigan Avenue is a major surface route that runs through downtown Detroit. In 2010, the Michigan Department of Transportation (MDOT) received American Recovery and Reinvestment Act (ARRA) funding to resurface a portion of the roadway. At public meetings held before construction, the community and the Greater Corktown Development Corporation of Detroit voiced a strong desire…
The South Huntington Avenue Bike Lanes, installed by the city of Boston in 2010, create a safe, designated route for cyclists along a problematic traffic corridor and a main bicycle route leading to and from the Jamaica Plain neighborhood of Boston. Before construction of the bike lane, the roadway had been difficult for cyclists to…
Division Street is a wide, high-volume, multi-lane arterial that runs under Highway 101 in central San Francisco. It connects two bike routes (along 14th St. and 11th St.) with Townsend Street, a street with a bike lane used by many cyclists to reach the Caltrain (commuter rail) station. Prior to implementation of the buffered bike…
In 1998, the city of Eugene, in coordination with the University of North Carolina Highway Safety Research Center, studied bicyclist and motorist interactions at two types of intersections- a standard right turn lane with a “pocket bike lane” at 13th Ave. and Willamette St., and a combined bike lane/turn lane at 13th Ave. and Patterson St.…
In 1999, the city of Portland, in coordination with the University of North Carolina Highway Safety Research Center, released the results of a comprehensive study investigating the effectiveness of blue paint at enhancing safety and visibility at ten cyclist-motorist conflict intersections. The color blue was selected to avoid confusion with other colors which have significant meanings…
Where the 15th St. two-way cycle track intersects with O St. in Washington, D.C., the DDOT altered the configuration of the bikeway to enhance the visibility of northbound cyclists for left turning cars. Buffered parking was removed near the intersection and the divided bike lane swung closer to motorists to bring cyclists closer to traffic…
In July 2010, the city of Washington, D.C. (DDOT) installed a contra-flow bike lane along New Hampshire Ave. leading towards the intersection of U and 16th streets. The purpose of the project was to facilitate a popular diagonal movement for cyclists heading southwest by reconfiguring a street with excess capacity and low traffic levels. The contra-flow…
The Sands St. two-way raised cycle track in Brooklyn, NY was constructed to provide a safe, protected route for cyclists connecting to the Manhattan Bridge and the planned Brooklyn Waterfront Greenway. Following the re-opening of the Manhattan Bridge north path to bicycle traffic in 2004, the percentage of bicyclists using Sands St. as a connector…