Maintenance Dredging of Base Alameda and Station Golden Gate

This acquisition is proceeding as an UNRESTRICTED, Invitation for Bid (IFB). All questions should be directed to the Contract Specialist, Jason Dugan, at (510-637-5583) or e-mail jason.e.dugan@uscg.mil

Estimated Cost Range: $1,000,000.00 - $5,000,000.00

Project Description: The work includes:

(1) Conduct maintenance dredging of the berthing areas located on the south side of Coast Guard Island, Alameda, California. Dredged material excavated from the berthing Area A (Berth 3) and a portion of the material excavated from Area B (Berths 1 and 2) shall be transported and placed at the beneficial use upland Montezuma Wetlands site as non-cover. The remainder of the excavated material from Area B shall be transported and disposed at the Government-furnished deep ocean disposal site (SF-DODS). The sum total amount of material excavated from Areas A and B that is placed at Montezuma shall be equal to the total amount of excavated material from Area B that is disposed at the SF-DODS.

(2) Conduct maintenance dredging of sediment within the U.S. Coast Guard Station Golden Gate boat basin and entrance channel, located in Horseshoe Cove, Sausalito, Marin County, California. The work includes dredging to a permitted design depth of-10 feet MLLW plus a 2-foot over-depth allowance in the boat basin and entrance channel, and -12 feet MLLW plus a 2-foot over-depth allowance in the settling
basin area within the boat basin. The dredging shall be conducted with a clamshell
bucket, and dredge material shall be transported by dredge material scows pushed or
towed by tug boats, and disposed of at the Alcatraz Island Dredged Material Disposal Site (SF-11).

The solicitation will be available on/about 20 March 2017, for Viewing/downloading documents.