Plywood Side And Bottom

  1. 4 m and 8.5 m boats
  2. Determine the depth of the cutout in the frames for the bottom battens in the same way as for planked construction, however it is very important that the straightedge is placed In the same angle to the hog as shown on the previous page.
  3. Fasten the bottom battens with stainless steel screws 5 x 63. (X) Cut from If required because of twist and bend forward, make this t 68 x 143 part with two lominqfions 15 x 44 scorfed to the oft bqtten.
  4. Check qgqin bevel at hog and chine by using a sheet of 4 - 6 mm plywood 300 x 1200 and bending ana m / 32 x 44 in position.
  5. By using a ladder as shown determine the approximate shape of the bottom 44 x 6g\ sheet. Fit the sheet by using clamps and temporary screws and mark the correct shape. Note the transition from butting against the side sheet forward to overlapping the side sheet aft.
  6. Fix the side panels qnd then qdjust the bevel at the chine
  7. Fix the bottom sheet
  8. Bolt the keel to the hog and nail on the rubbing shoe
  9. Fix chine protection 16x44

,K)25x44

Waterway

Waterway

Nallspacing

Plywood 9

Use temporary screws where the bend is hard Fill hole with epoxy filler.

Bottom sheet overlaps the side sheet

Bottom sheet butts against the side sheet

If using hot dip galvanized nails 2.36 x 30, fix at angle.

Bottom sheet overlaps the side sheet

Bolt 8

Use temporary screws where the bend is hard Fill hole with epoxy filler.

20x68

20x68

Bolt 8

Mark and transfer to plywood

Width of panel

Fix temporarily

Width of panel

The keel can be bolted before or after fixing the bottom panel as preferred

Make the ladder of plywood 4- 6 mm. Glue and nail together.

Fix temporarily

Glue and nail a piece to increase the width of the rail. By using a pattern draw the rail angle and cut below the sheer batten. Screw the coaming batten to the frames and to blocks at the transom and the stem, Bevel the battens. Fix deck beams forward and aft, the center plank and the framing for the engine well. Nail and glue the plywood in the engine well and the deck. Plane edges and seal with epoxy glue. Nail and glue the rubbing strips, The floorboards are optional except forward. If floorboards are not used, the bottom should be given a non skid coating. Sprinkle fine sand over wet paint in the second last coat. After drying, paint the last coat. Floorboards can also be made of 9 mm plywood ( page 17) After painting, place buoyancy blocks as shown

Deck beam sawn from 20 x 143. Bolt to blocks glued at side Well framing 20x32

Buoyancy blocks under aft deck see page 47

Block

Block

Deck beam sawn from 20 x 143

Centerplank 25x68

Block 20 x32

Buoyancy block 65x170x1000 Two on each side

Deck beam sawn from 20 x 143

Centerplank 25x68

HDPE pipe 75 mm Warm in hot water to slip in place

FOR GILLNET FISHING Screw

Block 20 x32

Buoyancy block 65x170x1000 Two on each side

Plywood pattern for rail angle

20x32

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