South Street Bridge Demolition

Project Owner(s)

PennDOT, City of Philadelphia

Construction Value

$5 Million

Location

Philadelphia, PA

Project Schedule

December 2008 – July 2009

General Service Scope

Subcontractor performing demolition of the South Street bridge.  The bridge went under Norfolk Southern, over Septa, over Amtrak, over the Schuylkill Expressway, over the Schuylkill River, and over CSX.

Project Challenge

Project included demolishing a decommissioned double leaf bascule span and picking girders from barges below.  Project also included removing a span over SEPTA with limited aerial clearance due to overhead CSX bridge.

Project Solution

In-house engineering of temporary works was utilized to accommodate the project’s most complex features.  This included splicing the double leaf bascule and constructing a temporary pier to allow the span over SEPTA to be removed in sections.

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