Welcome to portable boat plans of arizona. simple 9 – a kayak like, 3 module portable boat. constructed of lightweight plywood, it weighs only 40 pounds.. $$$ lightweight plywood boat plans instant access to 518 boat plans, 40+ videos and boat building guides. now, whilst classic boat plans may be much more complicated. Ultralight boat building the result are strong beautiful ultra light boats. the resulting boats weight between 10 thomas hill offers plans for glued plywood.