This solicitation is for a firm fixed price job order to perform overhaul, maintenance, and repair work on the Dredge Essayons under a Master Ship Repair Agreement with the U.S. Army Corps of Engineers, Portland District. Major work items include drydocking, coatings, propeller inspection and replacement, stern tube and shaft seal replacement, crane replacement, and various systems cleaning, inspection, and repair. Site visits for prospective contractors are required on various dates in August and September 2021 in the Columbia River area. Contractors must have or be capable of entering into a Master Ship Repair Agreement with the Portland District for overhaul of the Dredge Essayons. Bids are due by the date and time specified in the solicitation and are to be submitted electronically to the identified contracting and contract specialist contacts. The NAICS code is 336611 and PSC code is J999.