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Episode 464: Narrow the Lanes!

Talking Headways: A Streetsblog Podcast

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The Impacts of Lane Width on Traffic Safety

This chapter discusses the national investigation on the impacts of lane width on traffic safety and the potential to narrow travel lanes for biking and pedestrian facilities. It explores the background of lane widths, the reliance on the Ashto Green Book as the standard reference, and the difference between US and European lane standards. The chapter also examines the shift in road design mindset to prioritize the safety of vulnerable users and emphasizes the need for safer road design in the US.

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