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National Program for Inspection of Non-Federal Dams. Glen Lake Dam (CT 00317), Connecticut Coastal Basin, Woodbridge, Connecticut. Phase I Inspection Report
The 380 foot long dam is a concrete gravity section rising approximately 62 feet above the bed of the Sargent River. The dam is founded on bedrock with the deepest foundation extending to 75 feet below the top of the dam. The spillway at the right end of the dam, is a concrete ogee section 40 feet in width, with 9 feet of freeboard from the crest of the spillway to the top of the dam. The outlets, regulated by a gatehouse on the upstream face of the dam, consist of a 24 inch supply main to the filtration plant downstream of Lake Dawson, a 30 inch low level outlet, and a 10 inch intake well drain, both of which discharge to the natural streambed near the center of the dam. Based on the visual inspection at the site and past performance, the dam appears to be in good condition. No evidence of instability was observed in the dam or its appurtenances. Based on our hydraulic computations, the spillway capacity is 4,100 cfs, which is equivalent to approximately 50% of the routed test flood outflow.
National Program for Inspection of Non-Federal Dams. Glen Lake Dam (CT 00317), Connecticut Coastal Basin, Woodbridge, Connecticut. Phase I Inspection Report
The 380 foot long dam is a concrete gravity section rising approximately 62 feet above the bed of the Sargent River. The dam is founded on bedrock with the deepest foundation extending to 75 feet below the top of the dam. The spillway at the right end of the dam, is a concrete ogee section 40 feet in width, with 9 feet of freeboard from the crest of the spillway to the top of the dam. The outlets, regulated by a gatehouse on the upstream face of the dam, consist of a 24 inch supply main to the filtration plant downstream of Lake Dawson, a 30 inch low level outlet, and a 10 inch intake well drain, both of which discharge to the natural streambed near the center of the dam. Based on the visual inspection at the site and past performance, the dam appears to be in good condition. No evidence of instability was observed in the dam or its appurtenances. Based on our hydraulic computations, the spillway capacity is 4,100 cfs, which is equivalent to approximately 50% of the routed test flood outflow.
National Program for Inspection of Non-Federal Dams. Glen Lake Dam (CT 00317), Connecticut Coastal Basin, Woodbridge, Connecticut. Phase I Inspection Report
1979
127 pages
Report
No indication
English