Wm Watt wrote:
Wm Watt wrote:

Hull to deck seams are not only problems on fibreglass kayaks but also
on fibregalss sailboats of all sizes, even very large, very costly
ones. It's not because they are only taped on the inside. It's design
and workmanship.

You don't get it, you never will. I'm a structural engineer and I know bad
designs when I see them. Asymmetric joint construction is not good design.

The hulls on these two plywood boats are less rigid than the hulls on
[...]
stronger than necessary. That's why I do not see any strength problem
in cutting through a kayak hull and joining with interior taped butt
joins.

You do what you want. But don't advise others to do what is widely regarded as
bad design and construction.

Mike