Maintenance Dredging of the Winter Harbor Federal Navigation Channel
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Description
THIS IS A SOURCES SOUGHT NOTICE ONLY. THIS IS NOT A REQUEST FOR PROPOSALS. THERE WILL NOT BE A SOLICITATION, SPECIFICATIONS, OR DRAWINGS AVAILABLE AT THIS TIME. The Norfolk District, U.S. Army Corps of Engineers, is anticipating a future procurement for a Firm, Fixed Price Construction Contract for Maintenance Dredging of the Winter Harbor Federal Navigation Channel located in Mathews County, Virginia. Description of Work: The U.S. Army Corps of Engineers Norfolk District is seeking qualified and experienced firms capable of performing maintenance dredging of shoaled areas from the Winter Harbor Federal Navigation Channel located in Mathews County, Virginia by hydraulic pipeline method with placement of the dredged material in the Government-furnished shoreline placement area located north of the channel. The base work will include dredging approximately 101,000 cubic yards (CY) of sandy material between Stations 30+00 and 78+00 to a required depth of -6.0 feet mean lower low water (MLLW) with one (1) foot of allowable overdepth, for a total project depth of -7.0 feet MLLW in the pay prism. Optional work will include dredging approximately 29,000 CY of additional sandy material between Stations 30+00 and 78+00 an additional one (1) foot of depth, for a total project depth of -8.0 feet MLLW in the pay prism. The hydraulic pipeline pumping distance from the dredging area to the shoreline placement area will be approximately 9,500 linear feet. Dredging will be required for the full channel width from Stations 30+00 to 40+00 and 50+00 to 78+00, and the full channel width plus a 25-foot overcut from Station 40+00 to 50+00 on the north side of the channel and from Station 42+00 to 50+00 on the south side of the channel to remove a significant shoaled area which is blocking the entrance to Winter Harbor. The project will require the dredging of approximately 101,000 CY of material with an option to dredge an additional 29,000 CY, including estimated accretion to October 20…