Southwind Construction Bags $4.9M AIWW Dredging Contract

Southwind Construction Corporation has won a $4.9 million maintenance dredging contract for the Atlantic Intracoastal Waterway (AIWW) channel between Morehead City and the South Carolina state line and the U.S. Coast Guard Oak Island (USCG) channels and basin.

The work will consist of removal and disposal of shoaled material that has accumulated in the channels since the various areas were last dredged.

The dredging will be performed by a hydraulic cutter suction dredge to a depth of 12′ plus 2′ of allowable overdepth for the AIWW and 9′ plus 2′ of allowable overdepth for the USCG channels and basin.

The estimated quantity of material to be dredged is 500,000 cubic yards. Disposal of dredged material will be on ocean beaches and disposal islands.

The is an environmental window for placement of dredged material on ocean beaches extends from 16 November to 31 March or from 16 November to 30 April, depending on the beach disposal area location.

There is no environmental dredging window for the AIWW channels. The environmental dredging window for the USCG basin and channels is 1 October to 31 March.

 

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