Naval Submarine Base Kings Bay, Maintenance Dredging 44, 45, And 47-Foot Project, Camden County, Georgia

The project consists of maintenance dredging of shoal material at the Naval Submarine Base Kings Bay. The work is divided into a Base and three options as indicated below. For the base and the two dredging options, this contract incorporates two feet of allowable overdepth throughout. Work also includes Bird Monitoring and Standby Time. The use of hopper dredges is prohibited.

Base: Work consists of maintenance dredging the locations to required depths indicated in the table below and shown on the drawings. The placement of the dredged material will be at Disposal Area 1 (D/A-1) and Disposal Area 2 (D/A-2) as shown on the drawings and as directed by the Contracting Officer. Additional Base work also includes bird monitoring and standby time.

LOCATION; REQUIRED DEPTH

Station 31+800 to Station 48+175; 44-foot, 45-foot and 47-foot.

Upper Turning Basin; 45-foot

Site Six North; 39-foot

Magnetic Silencing Facility (MSF) North; 44-foot               

Explosive Handling Basin; 44-foot and 47-Foot

Site Six Operating area South and Medium Auxiliary Repair Dock (ARDM) Yoke Area; 45-foot

Explosive Handling Wharves (EHW); 47-foot

Refit Wharves; 47-foot

Dry Dock Caisson Gate Sill and Dry Dock Caisson Gate Mooring Facility; 46-foot

Option A: Work consists of supplying additional field cut weir riser boards as requested by the Contracting Officer.

Option B: Work consists of secondary maintenance dredging. The locations and required depths are indicated in the table below and shown on the drawings. The placement of the dredged material will be at Disposal Area 1 (D/A-1) and Disposal Area 2 (D/A-2) as shown on the drawings and as directed by the Contracting Officer. Option B work also includes mobilization and demobilization, bird monitoring and standby time.

LOCATION; REQUIRED DEPTH

Site Six Operating area South and Medium Auxiliary Repair Dock (ARDM) Yoke Area; 45-foot

Explosive Handling Wharves (EHW); 47-foot

Refit Wharves; 47-foot

Dry Dock Caisson Gate Sill and Dry Dock Caisson Gate Mooring Facility; 46-foot

Site Six North; 39-foot

Option C: Work consists of maintenance dredging of the Site Six North Expanded Basin with 39-foot required depth with disposal at Disposal Area 1 (D/A-1) as shown on the drawings and as directed by the Contracting Officer. Option C work also includes bird monitoring.

Awarded contract W912EP21C0008 to COTTRELL CONTRACTING CORPORATION for 9416500.00 on 2021-02-05.