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Building the walk through cockpit version of Harrigami.

Reports: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Week 6: Monday 6th Jan - Friday 10th Jan 2003

At last we are able to see the windward hull standing upright. We stood the hull in a pair of cradles and replaced enough hull mould frames to join the cabin mould frames to. We strip planked the cabin in place though of course this could have been done on a strongback similar to the way the hulls were made. By planking straight onto the boat we knew it would all fit and it takes up less shed space. The cabins on the Harrigami are a bit of a challenge to strip plank as virtually all the planks are tapered. This is an excellent place to be using the dry method of planking, doing this wet would be very messy indeed. There are some very tight and twisted curves in the cabin sides so it was necessary to saw the strips in half for the smaller radius curves. Once we were happy with our planking we took the strips off and glued them back in place. A lot of straps were required to hold the planking fair and smooth. The following morning the screws were removed and the surface ground back with the 200mm disc sander. We then spent half an hour touching it up with the torture board before bogging all the screw holes etc. and glassing. A coat of bog was spread over the surface ready for fairing at a later date.

In between large jobs we usually have some smaller jobs on the go. We have been making the sides for the beams and this week made a mould and strip planked one of the cockpit seats. We also marked (from the full size plots), cut out and glassed the main windward hull bulkheads.

When the cabin glassing was cured it was taken from the moulds and sanded, bogged and glassed on the inside. Before it had cured we placed it back onto the moulds to ensure it set in the correct shape.

The cabin moulds were removed from one end of the hull and replaced as a mirror image at the other end to build the second cabin. The planking procedure was repeated so by Friday we had it stripped and glued ready for sanding and glassing on Monday.

Hours: 86 (two men, 411.5 in total)

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[ rob denney rob@harryproa.com  ph:(08) 9284 3483 ]  [ website ]