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Dam, stilling basin rehab contract awarded for Coralville Dam in Iowa

The U.S. Army Corps of Engineers has awarded an $882,000 contract to Taylor Construction Inc. for rehabilitation of the main dam and stilling basin of Coralville Dam on the Iowa River in Iowa.

Coralville Dam was completed in 1958 to provide flood control, low flow augmentation, recreation, fish and wildlife management, forest management and water quality improvement. The dam is 1,400 feet long and 100 feet high.

The work includes but is not limited to the following: Opening auxiliary outlet ditch, repairing and installing bulkheads, repainting bulkheads and braces, installing earthen cofferdam, dewatering stilling basin work area, repair of scour and damage in stilling basin, installing new steel liner plate over sill within basin, installing concrete pad next to stilling basin wall and asphalt parking lot, repair and replace flared end section of auxiliary outlet pipe and repair of access roads and staging areas to pre-construction conditions.

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