Category Archives: Roundabouts

Some Dutch roundabouts

Posted on October 4, 2017 by jsallen

(Edited and updated  March 30, 2024) Dutch roundabouts have received a lot of publicity, notably here: https://bicycledutch.wordpress.com/tag/roundabout/ Roundabout design in the Netherlands has seen a long process of trial and error. A design used until bicyclists complained strongly enough about … Continue reading →

Posted in Bicycle facilities, Bicycling, Roundabouts, shared space, Sidepaths, traffic circles | Tagged , , , , , , , , , , , , , , , | 2 Comments

Change lanes in a roundabout?

Posted on June 10, 2015 by jsallen

Ohio cyclist Patricia Kovacs posted an e-mail asking some questions about roundabouts: Ohio engineers are telling us to use the inner lane for left turns and U turns. Both the FHWA [Federal Highway Administration] and videos available on our local … Continue reading →

Posted in Bicycling, Bike lanes, Roundabouts, traffic circles, Traffic Signals | Tagged , , , , , , , , , , , , | 13 Comments

How not to restripe

Posted on March 6, 2013 by jsallen

Gordon Renkes has produced a video showing conditions following restriping at Tamarack Circle in Columbus, Ohio, USA. Here’s a Google overhead view of this rather unusual circular street. Click away the caption balloon to get a better view. You may … Continue reading →

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In defense of neighborhood traffic circles

Posted on December 8, 2010 by jsallen

In a post to an e-mail list, I made the statement: On narrow streets in residential areas…small traffic circles at intersections can slow traffic and reduce the temptation to use those streets for through travel… …which elicited the following response from … Continue reading →

Posted in Bicycle facilities, Bicycling, Roundabouts, traffic circles | Tagged , , , , , | 4 Comments

Davis, California historical documents

Posted on November 7, 2010 by jsallen

Thanks to John Ciccarelli, Robert Sommer and David Takemoto-Weerts — and David’s students — among others — I am able to post online a number of documents about bicycling in Davis, California and the Davis bicycle program. Davis has the … Continue reading →

Posted in Bicycling, Roundabouts | Tagged , , , , , , , , , , , , | 2 Comments