Guidance Document Information
| Title |
The Use of Overtopping Protection Systems on Existing Dams |
| Document ID |
DCR-VSWCB-042 |
| Summary |
This guidance document provides the requirements an owner must meet in order to utilize certain overtopping protection systems on an existing impounding structure. These systems may be used to meet the spillway design flood requirements established in 4VAC50-20-50 (Performance standards required for impounding structures). Examples of acceptable overtopping protection systems include roller compacted concrete, articulated concrete blocks, and HydroTurfTM CS. |
| Effective Date |
12/6/2017 |
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Posted On 1/17/2018
Document on Town Hall
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This document applies to the following chapters
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