Specifications include, but are not limited to: The Aluminum Survey Work Boat must have a V bottom(hull) with an overall length not to exceed (NTE) 27’, a beam NTE 9” 5’, 7’ bottom width, and 36” Side Heights; propulsion for the ASWBB will be provided by dual 150HP outboards. The cabin must have a capacity of four persons, with a watch station for installing and monitoring hydrographic and bathymetric systems. 1. Hull and Deck: The ASWB must have a Type V-Bottom mono-planning aluminum hull to meet stability and sensor deployment goals. Length 26' 3" (approx. 28' 5" LOA with motor bracket) Beam 8' 6" Deadrise 18° Bottom 1/4" aluminum 5086 alloy, 7' wide. Side 3/16" aluminum 5086 alloy, 36" height. Front Deck 3/16" aluminum tread plate, 6' long with a collision bulkhead. Front Deck Extension 3/16" tread plate, 2' 6" long (8' 6" total deck length) 4" flat bar keel 2" angle keel protector Two 3/16" vertical flange plate girders Four 2" x 3" angle lifting strakes Longitudinal Frames 3" t-bar hull bottom frames 2" square tubing double bottom frames Transverse Frames Transom 1/4" aluminum plate, 5086 alloy, with reinforcements. Gunnel 10" wide tread plate. Rubber Rubrail 3" D rubber bumper perimeter with aluminum coned ends. Double Bottom 3/16" tread plate, seal welded air tight, tested at 2 psi. 2. Cabin The dimensions of the cabin will be 8' long inside, approximately 6' 4" centerline clearance, constructed of 1/8" aluminum plate. The Cabin Forward shall have a stainless center door with stainless door dog and 1/4" safety glass. Remaining sections to have 1/4" safety glass. Cabin Sides shall have Horizontal slide windows, one port and one starboard. Remaining sections to have 1/4" safety glass. Cabin Rear Bulkhead shall have a center door with stainless door dog and 1/4" safety glass. Remaining sections to have 1/4" safety glass. Cabin Top will have two handrails the length of cabin, port and starboard. Cabin Exterior shall have a Walkway around port and starboard sides.
