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Corps of Engineers awards contract for electrical upgrades at Black Rock Lake in Thomaston

Published June 4, 2019

CONCORD, Mass. Electrical upgrades at Black Rock Lake in Thomaston and Watertown, Connecticut, will be completed under the terms of an $117,529.00 contract recently awarded by the U.S. Army Corps of Engineers, New England District. Work will be accomplished by Grot, Inc., of Lexington, Kentucky. The contract was awarded on May 17, 2019.


Once a notice to proceed is issued by the Corps of Engineers, work will be authorized to start. Construction will extend over a one-month period occurring in the summer or fall of 2019.


Work on this project includes demolishing three existing pole-mounted transformers; contracting with the utility to provide pole mounted transformers on the utility pole; providing meter socket; providing overhead conductors from the utility transformers to the meter socket and from the meter socket to the project office; replacing the single phase generator enclosed circuit breaker with a non-fused disconnect; replacing the transformer switch and panelboard located in the project office; providing circuit breaker in panel MDP-1; providing feeder splice in a new pole-mounted junction box; replacing the service entrance enclosed circuit breaker located in the gate tower; providing a main circuit breaker in Panel-B; and installing a new grounding system to provide for lightning protection. 


The project will be managed by the Corps and all work will be accomplished under the supervision of a Corps’ Quality Assurance Representative to assure compliance with contract requirements.


Black Rock Lake on Branch Brook in Thomaston and Watertown was completed in 1971 at a cost of $8.2 million. More than 2.8 billion gallons of water can be stored behind the 933-foot-long, 154-foot-high dam. To date, $217.1 million in damages have been prevented. An estimated 150,000 visitors annually enjoy hiking, fishing and hunting on the 319 acres of land and water at Black Rock Lake. Visitors spend an estimated $0.95 million within 30 miles of the lake. An estimated 27 jobs in the local community are supported by visitors to Black Rock Lake.


For more information call 860-283-4900 or 860-283-5540 or visit.



For contract information visit: https://www.nae.usace.army.mil/Business-With-Us/Contracting/.

For general information visit: https://www.nae.usace.army.mil/. For Small Business information visit: https://www.nae.usace.army.mil/Business-With-Us/Small-Business/.

Tim Dugan

Release no. 19-051