DC Water 22-Foot Brick Sewer Emergency Repair

August 3, 2016
DC Water 22-Foot Brick Sewer Emergency Repair

In 2014, a five (5) story residential house was constructed in a residential area of Washington D.C. directly over the top of DC Water’s North East Boundary Trunk Sewer (NEBTS) without prior knowledge of DC Water. Based on the project drawings provided, there was only approximately 2 feet of soil between the bottom of the basement and the top of the sewer. This paper will discuss the emergency response put into action by DC Water, the analysis performed on the distressed pipe, and the various challenges involved in the emergency repair of a 22-feet diameter, century old brick sewer located in a busy mixed residential/commercial area.

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ASCE Pipelines Conferences 2016

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