Application. Remove silt, sand, and sediment from 74 boat slips in a private marina. Special problems: Avoid disturbing the docks, and avoid obstacles. Dredging takes place in a saltwater tidal environment. Additional purpose: Meet EPA cleanup requirements. Operator’s station with custom ergonomic realignment of controls; Dredge sludge pump volute/case constructed of chrome carbide overlay plate; Cathodic protection (Zinc Anodes) and a rust preventative coating beneath the dredge’s epoxy paint; All fittings of stainless steel and/or aluminum to resist corrosion; Unit coated with Amerlock 400 (base coat) and Amercoat (top coat); Cutterhead shroud and drive couplers are stainless steel; auger tube, motors and tines in steel coated with Amerlock 400 and Amercoat; Sound reducing panels with a target of 87 dB or less from 200 feet distance; Set up for traverse winch were guides at the end of the platform; A belly pan below the platform/ engine compartment to prevent saltwater contact with the diesel engine.