DUDLEY DIX YACHT DESIGN

Didi 28
Radius Chine Plywood

 
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TIMBER LIST

The following list of materials is approximate and intended for calculation of approximate costs. We offer no guarantees of accuracy.

The list is for all timber in the construction of hull, deck and interior, including building stocks, temporary bracing etc. Allowance has been made in the quantities for wastage of 20% on solid timber and 33% on plywood, with the exception of the building stocks and chipboard, which are net.

CHIPBOARD (for setting out bulkheads if building from offsets)
1,83x2,74m (6'x9') 16mm (5/8") - 1 sheet

MARINE PLYWOOD 1,22x2,44m (4'x8') (preferably Gaboon or Okoume plywood)
5mm (3/16") - 9 sheets
6mm (1/4") - 5 sheets
10mm (3/8") - 28 sheets
12mm (1/2") - 7 sheets

SAWN PINE (for building stocks etc)
25X125mm (1"x5") (rails) - 24m [79']
50x50mm (2"x2") (bulkhead legs) - 15m [50']
75x75mm (3"x3") (posts) - 8m [27']

CEDAR or similar, selected, free of knots, shakes fractures etc
12x22mm (1/2"x 7/8") (washboard slides) - 6m (20')
25x25mm (1"x1") (radius stringers, deck stringers, joinery cleats) - 120m (394')
25x25mm (1"x1") Triangular fillets (keel box, cockpit) - 20m (60')
22x32mm (7/8"x1 1/4") (bulkhead cleats) - 5m (17')
22x44mm (7/8"x1 3/4") (berth bearers, beams, hatch slides) - 22m (72')
25x74mm (1"x2 29/32") (sheer clamps, hatch frame) - 25m (82')
22x100mm (7/8"x4") (companion ladder) - 5m (17')
27x37mm ( 1 1/16"x1 7/16") (tangent stringers) - 41m (135')
37x37mm (1 7/16"x1 7/16") (side & bottom stringers) - 37m (122')
44x44mm (1 3/4"x1 3/4") Triangular fillet (foot braces) - 7m (23')

SAPELE MAHOGANY or similar dense hardwood
50x80mm (2"x3 5/32") (keel foil) - 33m (108')

RESIN & GLASS (for coatings and reinforced areas)
Epoxy resin (low viscosity 100% solids) - 75kg (165lb)
50mm (2") Wide woven tape - 100m (328')
75mm (3") Wide tape - 20m (66')
300g/sq.m (9oz/sq.yd) Woven roving - 3sq.m (33sq.ft)
450g/sq.m Biaxial fabric - 12sq.m (130sq.ft)

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This page was updated 21 December 2014

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