Newburyport Harbor Maintenance Dredging

The location of work to be performed under this contract shall be at the Newburyport Harbor FNP, which consists of a 9-foot-deep Mean Lower Low Water (MLLW), 200-foot-wide inner harbor channel, and a 15-foot-deep MLLW, 400-foot-wide entrance channel. The proposed work consists of dredging approximately 257,000 cubic yards (CY) of sandy material from shoaled areas of the FNP. All areas of the FNP will be dredged to the authorized project depth, plus one foot of required over depth for the 15-foot channel and one foot of allowable over depth for both the 9-foot and 15-ft channels. A hydraulic pipeline dredge will be used to remove material from the shoaled portions of the channels with material placed by pipeline directly on the beach at North Point, which is located just west of the south jetty on the southern shoreline of the Merrimack River at the inlet on Plum Island in Newburyport. The dredging of the 9-foot inner harbor channel of the FNP would be conducted between September 1 and February 1. Dredging of the 15-foot entrance channel and on-beach placement activities on North Point

Division 35 -

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