Excavating & Grading
The initial award will be for the hydraulic dredging of sediment from the Snohomish Downstream Settling Basin. The maintenance dredging will include the removal of a maximum of 150,000 cubic yards of sediment. All dredged material shall be disposed on Jetty Island. Work is to begin in late December or early January and must be completed by February 15, 2012 due to a fish window.
The award will contain an Option for the hydraulic dredging of the Snohomish Upstream Settling Basin and an adjacent waterway. If exercised, a maximum of 100,000 cubic yards of sediment will be dredged and disposed of at one of two sites, known as Site “O” and Riverside.