Search results for: duwamish maintenance

USACE), Seattle District, proposes to perform maintenance dredging in sections of the Upper Duwamish waterway navigation channel via a mechanical clamshell dredge. The Duwamish River navigation project is located in Seattle, WA. The federal project consists of a 3,300 feet long channel and 500 feet long and 250 feet wide for the settling basin. The authorized project depth is -15 feet MLLW.

Product Service Code:-NAICS Code:-Primary point of contact:- Gregory CookGregory.A.Cook@usace.army.milPhone Number 2067646692Secondary point of contact:-

The work includes maintenance dredging of accumulated sediment from the Duwamish Waterway Federal navigation channel in Section A and the Turning Basin (collectively Sta. 254+00 to Sta. 275+56). Dredging will be conducted via clamshell dredge. Dredged material will be placed at the Elliott Bay open-water dredged material disposal site via bottom-dump scow.

Annual Maintenance for various scientific instruments: Shaker/Agitator; Incubator; Liquid Chromatograph and Calorimeter).NORTH AMERICAN INDUSTRY CLASSIFICATION SYSTEM (NAICS) CODEThe intended procurement is classified under NAICS code 811219 with a Size Standard $20.5.

Army Corps of Engineers (USACE), Seattle District requires clamshell maintenance dredging of the Duwamish Waterway Federal Navigation Project. The volume of sediment to be dredged from the Duwamish River is approximately 65,000 cubic yards with Disposal at the DNR Elliot Bay Open Water Site.

The resulting contract will be firm-fixed-price.The Corps of Engineers (USACE), Seattle District, proposes to perform maintenance dredging in sections of the Upper Duwamish waterway navigation channel via a mechanical clamshell dredge. The Duwamish River navigation project is located in Seattle, WA. The federal project consists of a 3,300 feet long channel and 500 feet long and 250 feet wide for the settling basin.

The resulting contract will be firm-fixed-price.The Corps of Engineers (USACE), Seattle District, proposes to perform maintenance dredging in sections of the Upper Duwamish waterway navigation channel via a mechanical clamshell dredge. The Duwamish River navigation project is located in Seattle, WA. The federal project consists of a 3,300 feet long channel and 500 feet long and 250 feet wide for the settling basin.