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Hull Construction Specifications Double Planked Bottom Consisting of:
• ¼” (6mm) Okume Marine Grade Plywood Inner Layer • 3M Marine Adhesive/Sealant 5200 Layer • Vinyl Layer • 3M Marine Adhesive/Sealant 5200 Layer • 9/16” (14mm) Solid Mahogany Planking Diagonally laid Fastened with 2” x #10 Stainless Steel Screws • 4 Coats Antifouling Bottom Paint Single Planked Hull Sides:
• 5/8” (16mm) Horizontal Oak Battens on 1-1/4” (32mm) Thick x 3-1/2” (89mm) Wide Mahogany Frames
• 3M Marine Adhesive/Sealant 5200 Layer • 9/16” (14mm) Solid Mahogany Planking Fastened with 1-1/2” (38mm) x #10 Stainless Steel Screws • Faired up with 36” (914mm) Long Blocks to 100 Grit • 15 Coats Varnish • Block Sanded • 1200 Sanded • 3-Step Buffing Double Planked Hull Sides: • 5/8” (16mm) Horizontal Oak Battens on 1-1/4” (32mm) Thick x 3-1/2” (89mm) Wide Mahogany Frames • ¼” (6mm) Okume Marine Grade Plywood • 3M Marine Adhesive/Sealant 5200 Layer • 9/16” (14mm) Solid Mahogany Planking Fastened with 1-1/2” (38mm) x #10 Stainless Steel Screws • Faired up with 36” (914mm) Long Blocks to 100 Grit • 15 Coats Varnish • Block Sanded • 1200 Sanded • 3-Step Buffing Decks: • 5/8” (16mm) Oak Battens in 1” Mahogany Frames • Layer 3M Marine Adhesive/Sealant 5200 • 9/16” (14mm) Solid Mahogany (Book Matched) Planking Fastened with 1-1/2” #10 Stainless Steel Screws • 15 Coats Varnish • Block Sanded • 1200 Sanded • 3-Step Buffing • Seams routed 1/8” (3mm) Depth • Polysulfide Caulk • Painted Deck Seams • Interior of Hull Coated with Dark Brown Industrial Grade Oil Based Paint Framing:
• 1” (25mm) Thick Solid Mahogany Frames with Double Gussets
• Frames 20” (500mm) on Center • 3” x 2” (76mm x 51mm) Mahogany Chines • 6” x 1-1/2” (152mm x 38mm) Solid Mahogany Keelson • 8” x 2” (203mm x 51mm) Laminated Mahogany Stem • 1-1/2” x 5/8” (38mm x 16mm) Solid White Oak Battens for Hull Sides and Decking • 1-1/2” x 1” (38mm x 25mm) Solid Mahogany Bottom Intermediates • Limber Holes with Spring Loaded Limber Chains Along Keelson Gussets and Frames • All Construction Fasteners are Stainless Steel Screws |