T. Y . Lin International Group | Projects | Dam 10 at Lock 14 T. Y . Lin International was retained by the New York State Thruway Authority Canal Corp to develop plans and contract documents for the rehabilitation of Movable Dam 10 at Lock 14 on the Mohawk River/Barge Canal. The dam consists of twin 216-foot steel trusses supporting 15 vertical lift gates. Constructed in 1914 with modifications added in 1924, the dam was severely deteriorated, requiring remediation of the structural steel superstructure and gates, as well as the substructure units and concrete aprons. Detailed inspection of the dam consisted of ultrasonic thickness measurements to determine the extent of steel deterioration, and concrete coring to establish the depth of concrete deterioration. After the inspection, structu

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