John Hennessy III,
P.E.
The American Association of State Highway and Transportation Officials’ [AASHTO] 1999 Guide for the Development of Bicycle Facilities recognizes that the greatest risk for cyclists at an intersection is when crossing. This is especially so during periods of low traffic flow at actuated signals where the minimum clearance interval for waiting cars may be inadequate for cyclists entering during the yellow phase.
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In it’s relatively short life span (Mayor Rahm Emanuel introduced it March 2012), the Chicago Infrastructure Trust has garnered it’s fair share of skepticism and awe. Check out what experts, journalists, and Mayor Emanuel himself, have to say on the newly formed Chicago Infrastructure Trust. “Sometimes if you want something done right, you’ve got to do […]
View this complete post...Bicycle Driving on N. 4th St. Overpass: Columbus OH from Gordon Renkes on Vimeo. North 4th Street (and the companion Summit/3rd St. going the other direction) are useful north/south surface streets in Columbus. North of downtown are overpasses over RR tracks and freeway ramps. 2 lanes on the right side of N. 4th diverge toward […]
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LEAGUE OF AMERICAN BICYCLISTS
Each year several new studies come out that help make the case that investments in safe and attractive bicycling pay economic dividends. We’ve added dozens of sources (and about 10 pages) to this report since it was originally released in 2009.
This Thursday, September 27th, InfrastructureUSA Managing Director Steve Anderson and Gregory DiLoreto, P.E., F.ASCE (American Society of Civil Engineers), will join The Brian Lehrer Show as part of “30 Issues in 30 Days,” the Brian Lehrer Show’s election-year series. The segment begins at 11 AM Eastern Time on NPR’s WNYC station. The show begins at […]
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PEDESTRIAN AND BICYCLE INFORMATION CENTER
With the introduction of new and more advanced bike sharing programs, and the continued interest and political support for them throughout many U.S. cities, it is important to provide an objective analysis of bike share programs, and to document early lessons learned. This guide is intended to serve as a resource for transportation planning professionals, as well as public officials considering implementation of a bike sharing program.
Waco’s Historic Suspension Bridge was the longest single-span suspension bridge west of the Mississippi when it was completed in 1870. The bridge was built with cable supplied by the John Roebling Co., who built the Brooklyn Bridge in New York City. Crucial to traders and travelers for well over a century, the bridge stands as […]
View this complete post...Today’s cities increasingly need to look at alternative solutions to find more green space. So organizations such as the Rails-to-Trails Conservancy, the PATH Foundation and the City Parks Alliance are looking at unused infrastructures as opportunities to build new parks. So-called linear parks are much longer than wide and are formed as part of a […]
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CENTER FOR SOCIAL INCLUSION
Communities of color have been environmental activists for decades. These are communities most often victimized by poor environmental planning, regulations, and decision‐making. In the last twenty years, communities of color in the Boston area have united and won a Boston‐wide plan to run buses on cleaner burning fuel, stopped a diesel fueled power plant from being located across from the only elementary school in the diverse Chelsea neighborhood, and ended illegal dumping of trash and toxic materials in abandoned lots throughout the communities of Roxbury and Dorchester.
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