Specifications include, but are not limited to: Four (4) Timber floats total. Two (2) with overall dimensions of 25 feet in length and 20 feet in breadth. Two (2) with overall dimensions of 25 feet in length and 14 feet in breadth. Floats shall be furnished and delivered to Winter Island Park, 50 Winter Island Road, Salem MA 01970. Framing (including spanner boards) shall be 2X10 S4S SYP #2 .60 ACQ Decking shall be 2X6 S4S SYP #1 or better .60 ACQ Perimeter Skirt shall be 2X10 S4S SYP # 1 .60 ACQ Float Gap transition shall be 2x4 S4S SYP # 1 .60 ACQ Framing shall be free of finger joints and of lengths to ensure staggered joints or splices to the greatest extent possible. All hardware shall be 3/8” heavy duty commercial grade galvanized with backing plates. The floats shall be joined by long corner brackets and connector pins. All fasteners shall be galvanized, manufactured in the United States, (ex. Portland Bolt Co.) and of appropriate size for hardware. Outside face of float shall be equipped with edge pro 4 chamber heavy gauge Polyvinyl rub-rail or equivalent. Ten (10) twelve inch (12”) galvanized cleats with backing plates shall be installed. Spacing to be specified by Harbormaster. Bridle/leader chains shall be secured in one location using hardware through-bolted to the timbers of each larger float (outer corners) suitable to accept mooring chains. Float Drums for the two larger floats shall be through bolted and establish sufficient buoyancy to maintain a uniform freeboard of approximately (eighteen to twenty inches) (18 to 20”) at 20psf live load. Float Drums for the two smaller floats shall be through bolted and establish sufficient buoyancy to maintain a freeboard of approximately (ten to twelve inches) (10 to 12”) at 20psf live load on the outer face to accommodate easy landing and storage of small sailboats. Additionally, skids shall be included in the construction of the float to protect the float drums during maintenance/winter storage periods. Shop Drawings depicting the aforementioned shall be generated and submitted by the contractor and must be approved by the Harbormaster before work may commence.
