222 bulkhead replacement...need help

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Terry

I am trying to help a friend fix his 222 O'Day. While sailing about 2 years ago, his mast came down and pulled the starboard chainplate out of the deck. Water has rotted the inside bulkhead. HAS ANYONE REPLACED THIS BULKHEAD, AND IF SO, HOW DID YOU DO IT? I am not wanted to take the deck off the hull to do this if possible. Thanks for any serious help!!
 
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Justin - O'day Owners' Web

Bulkhead

Terry - This is a doable project, though you need to make certain that you make it strong enough. What I would do is use an I-beam so that the wall itself is cosmetic. Check out these links - different boat, same Idea Justin - O'day Owners' Web http://www.magma.ca/~dpatt/es3.jpg http://www.magma.ca/~dpatt/es1.jpg
 
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Don Evans

Mushy Bulkheads

Terry: I'm repeating myself again here, and I apologize. This is a very common problem, due to failure at the chainplate/deck interface., allowing water to migrate into the bolt holes on the bulkhead. Proper bedding would have prevented this, but your looking for a fix now. A question first though. Is there enough "good wood" left at the bulkhead? IOW, how much rot is there? Could you bolt and glue 2 patches on either side of the bulkhead, to rebolt the chainplate too? Full and partial bulkheads are very important in providing stiffness in the hull, and should not be removed. To do so will invite oilcanning at the flimsiest part of the hull, causing further stresses. Dig out all punk wood and apply "git-rot" or "creeping crack and crevice" preventer to stabilize the rotting area. The patch can be similar wood, or SS plates and should be 3 times the diameter of the punk wood and at least the thickness of the original bulkhead or thicker, although for cosmetic reasons your friend may want to make the patch the same width and shape of the bulkhead. I would also advise your friend to check for laminate rot between the deck skins at the plates. Water has probably wicked there too. Good luck. Don
 
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richj

bulkhead replacement

Terry, I'm not sure on the 222 just how the bulkhead is aligned with the hull. In my 27 the bulkhead is afixed to the hull with strips of fiberglass (glassed to the bulkhead and hull) it rides in a "grove" on the cabin roof (so the house can flex) If your going to do this use 1/2-3/4" plywood, either teak, okoume etc... something "marine grade" and just duplicate what is already on the boat (use the old as a template) and by the by, I like Justins suggestion, an "I" beam will open up the cabin area. good luck richj
 
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