South Atlantic Regional Harbor Dredging

Provide maintenance dredging for (4) dredging projects. The areas of consideration for these dredging services are: Brunswick Harbor, Georgia; Savannah Harbor, Georgia; Wilmington Harbor, North Carolina; and Morehead City Harbor, North Carolina. Brunswick Harbor, Georgia Estimated Quantity: 810,000 CY Environmental Window: December 1 - April 15 The work for Brunswick Harbor for maintenance dredging will require a hopper dredge(s). The dredge(s) must have the capability to dredge fine sands and silts to a depth of -40 MLLW and to transport the dredged sediment up to 15 miles to the dump location. Dredged material shall be placed in the Brunswick Ocean Dredged Material Disposal Site (ODMDS). Disposal shall be within a specific area within the Brunswick ODMDS identified by USACE in conjunction with EPA, Region 4 in order for disposal monitoring to be effective. The bin restrictions for the Brunswick ODMDS are as follows: Reach Bin Restriction -19+000 to -23+000 11,500 CY -23+000 to -28+000 8,860 CY -28+000 to -33+500 9,300 CY -33+500 to -56+500 7,000 CY Savannah Harbor, Georgia Estimated Quantity: 1,005,000 CY Environmental Window: December 1 - April 15 The work for Savannah Harbor for maintenance dredging will require a Hopper dredge(s). The dredge(s) must have the capability to dredge fine sands and silts to a depth of -51 MLLW and to transport the dredged sediment up to 15 miles to the dump location. Dredged material shall be placed in the offshore disposal areas. Disposal shall be within a specific area within the Ocean Dredged Material Disposal Site (ODMDS) identified by USACE in conjunction with EPA, Region 4 in order for disposal monitoring to be effective. The bin restriction for the Savannah ODMDS is 12,500 cubic yards. Wilmington Harbor, North Carolina Estimated Quantity: 920,000 CY Environmental Window: December 1 - April 15 The work for Wilmington Harbor Outer Ocean Bar shall consist of maintenance dredging of Wilmington Harbor Baldhead Shoal Channel Reach 3, Southport Channel and Battery Island Channel. The maintenance dredging will require removal and disposal of shoaled material that has accumulated in the channels since they were last dredged. The dredging shall be performed by hopper dredge. Dredging depth is 44' plus 2' of allowable over depth. The Government furnished disposal area is the Wilmington Harbor Ocean Dredged Material Disposal Site. Morehead City Harbor, North Carolina Estimated Quantity: 750,000 CY Environmental Window: December 1 - April 15 The work for Morehead City Harbor shall consist of maintenance dredging of the Morehead City Harbor Cutoff and Range A. The maintenance dredging will require removal and disposal of shoaled material that has accumulated in the channels since they were last dredged. The dredging shall be performed by hopper dredge. Dredging depth is 45 feet plus 2 feet of allowable overdepth. Disposal of dredged material will be in the Nearshore Placement Areas and/or the Morehead City Ocean Dredged Material Disposal Site.

Division 35 -

Waterway and Marine Construction, Waterway and Marine Construction and Equipment, Dredging.