Highland Lake, MD — Rehabilitation of Failed Corrugated Metal Pipe Spillway

Highland Lake, MD CMP Dam SPILLWAY

Our purpose is to help customers choose solutions which will insure that the process fits the application and do this reliably and cost-effectively. All information in this Field Report will assist the engineer to reduce cost and minimize future maintenance costs.

Abstract Highland Lake, MD, Homeowners Association considered replacing deteriorated corrugated metal spillway of an earthen dam. This type of structure had reached the end of its useful life. This case history presents an existing application where a deteriorated metal pipe was rehabilitated using Snap-Tite pipe for sliplining.
The earthen dam had a corrugated metal pipe (CMP) culvert that was deteriorating and presented a costly dilemma. Conventional methods were expensive and time consuming. There was a need to evaluate a less costly alternative repair method.

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