The Department of the Interior National Park Service National Office awarded a $112.76 million firm fixed price contract to Cianbro Corporation. The contract is for design-build services to rehabilitate approximately 6,400 linear feet of historic seawalls located within the National Mall and Memorial Parks in Washington, D.C. Key requirements under the contract include rebuilding the seawalls to their historical functional height, reusing existing historic stone where possible, and providing for future sea level rise. There was no set-aside for the solicitation. Work must be completed within 1,248 calendar days from notice to proceed at locations including the Tidal Basin, Tidal Basin West, and West Potomac Park areas in Washington, D.C.
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