Dangerous or just sketchy?

IOmmSocket

Cadet
Joined
May 17, 2020
Messages
16
Got a question for all the experienced boaters out there - A friend of mine is doing stringer and deck replacement on a mid 70s trihull with a 65 hp outboard motor, about 16-17', I couldn't tell you the make or model...

I don't want to trash talk or act like I'm looking down on his work so I figured I'd ask a crowd of strangers. He was struggling with hammering the stringers into place... so he cut them a few times to install them in chunks. The stinger height wasn't measured it was eyeballed. The left stringer is about 2" higher, and all three of them are above where deck height should be once you subtract deck thickness. The glass work he's doing I can verify is not good. I could go on but the point I'm making is the structural integrity from the deck to the hull is not what it should be, but possibly better than the rotten boards that were removed...

How dangerous is this situation? Should I avoid going out on this boat altogether or just for its maiden voyage?
 

FunInDuhSun

Chief Petty Officer
Joined
Apr 25, 2010
Messages
501
Depends on where the maiden voyage happens. Of course, regular safety gear regardless.
a calm lake or river that’s relatively shallow, no problem.
a choppy bay or ocean, no way!
 

gm280

Supreme Mariner
Joined
Jun 26, 2011
Messages
14,605
It will work for a short period of time. Then water intrusion will have a field day with it. Maybe a year and he will be facing it all again...
 

IOmmSocket

Cadet
Joined
May 17, 2020
Messages
16
Hey as long as a rotten new floor is what he's dealing with and not a hull that breaks in half and impales someone, I'm OK with it.
 

kcassells

Fleet Admiral
Joined
Oct 16, 2012
Messages
8,739
Probably use another word.....but I'm a nice guy.
Good luck. Post pics.
 

IOmmSocket

Cadet
Joined
May 17, 2020
Messages
16
You asked for them, you got them kcassells
 

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kcassells

Fleet Admiral
Joined
Oct 16, 2012
Messages
8,739
Cool. Yup tha is a lttle concerning with the approach to the repair. But hey it should last for a bit.
I would recommend a full rehab and switch the lumber to ply. Ply is much stronger.
 

sphelps

Supreme Mariner
Joined
Nov 16, 2011
Messages
11,477
A little grinding and acetone before glass would have been nice ..
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,331
He should gusset the joints in the stringers, to give them the strength to carry the load evenly. The actual deck height (within reason) is not an issue, but is should be flat, or close to it. Glass work can be ugly, but still strong.

Don't forget to add the foam. Pour in foam is best. Use a knife to trim it level with the stringers. Use stainless steel fasteners for the gussets and decking. Use some cloth and resin over the deck to waterproof it.
 

kcassells

Fleet Admiral
Joined
Oct 16, 2012
Messages
8,739
This seems like a Sienfeld Jimmy moment. Biizzare. Right Jimmy?
OIP.h5x8NRtYMkTe4eh43mFTYAHaFj


https://www.bing.com/videos/search?...os/search?q=seinfeld+jimmy+moment&FORM=HDRSC3
 
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