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​Project Overview

PennDOT contractors are replacing the Allens Lane bridge that carries two lanes of traffic over SEPTA’s Chestnut Hill West Regional Rail Line in the West Mount Airy section of Philadelphia.


Construction will begin on Wednesday, May 8, with the closure of Allens Lane Bridge. Read more.

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Traffic Impact

Allens Lane will be closed and detoured between South Cresheim Road and North Cresheim Road for bridge construction operations. The closure is expected to be in place through September 2020. During the closure, Allens Lane motorists will be directed to use Lincoln Drive, Wayne Avenue, Washington Avenue and Germantown Avenue. South Cresheim Road motorists will be additionally detoured over Emlen Street.