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Lake Odesso Habitat Rehabilitation and Enhancement Project |
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Stage I, Wapello, Iowa, November 2006. Matrix is continuing work at Lake Odesso on a Stage II A contract to dredge 87,000 cubic yards of sediment from the Blackhawk and Yankee Chutes and to pump it 15,000 feet by pipeline to a designated 49 acre dredge disposal site that Matrix cleared and graphed. On this Stage IIA contract Matrix is placing 6,000 tons of riprap to protect shoreline from erosion at USALE - designated environmentally sensitive zones at eight locations within the Port Louisa National Wildlife Reguge with 4,900 tons placed from the ater using a specialized barge with backhoe and conveyor. In addition, Matrix is mechanically dredging 6,800 cubic yards from two channels connecting inland waterways, constructiong four inland water control structures, and three pump pads to assist the U.S. Fish and Wildlife Service in managing water levels within the refuge.
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