Reanchoring stanchions /no nuts or tapped plate!

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ghadrill

The boat is a Hunter 340 yr 2001. On closer inspection of 2 of the loosest stanchions there does not appear to be even a glassed-in tapped plate to anchor the bolts, or if there was.... it is gone in both cases. The 2 bolts on each are freestanding ie totally loose, anchored to nothing! having been simply 'glued'in place with a compound of some sort by the previous owner. The only real anchoring points for the stanchions comes from 2 screws anchoring 2 other small feet to the deck. Of 4 screws only 2 are holding and these are not primary load bearing bolts. I will need to open access points to each stanchion thru the liner and create a new system with backing plates, bolts and nuts. The biggest issue is the lack of access to build this from below. It is a fibreglass liner covered in vinyl fabric. Any suggestions? This is certainly not what I expected as a new boat owner and will review access to stanchions as a priority in future as I will need to go thru a galley cupboard and 2 closets as well as the liner.
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
It seems that you understand what needs to

be done. Now all that is needed is to say DAMN everybody and do it. The bearing surface for the nuts must be normal to the axis of the bolts. Countersink the holes on both sides, don't allow the bolts to turn while you tighten the nuts.
 
Sep 19, 2006
643
SCHOCK santana27' lake pleasant,az
i would try

epoxying the existing holes then predrill for new anchors and bolt the stanchions back in place .providing the base mat is thick enough. they make a threaded wood anchor with very aggresive threads that works well in fiberglassyou could even put a drop or two of epoxy in the hole before you set the anchor.this works well i've done a few this way after they wereripped out by someone tacking at the wrong time
 

Ross

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Jun 15, 2004
14,693
Islander/Wayfairer 30 sail number 25 Perryville,Md.
Just check the shear strength of fiberglass

against the shear strength of steel.
 
Jul 12, 2006
85
- - nc
I would say the backing plate is there, just

not centered in the right place. Is there a way to move to forward or aft to see where the plate is? I had a 2000 340 and noticed the same on the bow pulpit by sticking my head way in the anchor locker and using a bright light at night on the outside of the hull and could see the plate, I couldn't move it being it had 4 attachment points but was able to use washers and nuts as they were somewhat accessible. Hopefully a view in your anchor locker up at the pulpit mounting plates would give you an idea as to how backing plates are put in as the boat is being built. I suppose filling in and gelcoating holes vs. digging in cabinets to put in backing washer is a toss up, but.... Be caruful sticking your head way down in the anchor locker, I slipped down in head first and thought I would never get out, have someone ready to hold your feet or fill the locker half full of towels or something soft on the head. The things we go through to go boating... Good luck- Mike
 

higgs

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Aug 24, 2005
3,736
Nassau 34 Olcott, NY
Call Hunter

Let Hunter know how displeased you are with their work and ask how to fix it - they may actually have some suggestions.
 
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