Not my design, but something a friend with a CNC machine is doing…
I think he’s on to something…
Hollow Wood Construction
The dimensions are 11’3" x 27" x 4 1/2" - 26.5 lbs
A cork deck?
The rails look different than I’d expect, but whatever works for him.
it’s all flat water in their neighborhood…lakes and sounds…might not be so bad if it sits high in the water.