There are aussies on this group.
I've been told that powercats are popular boats in autralia?
then there must be some people that can help a Dutchman to some plans for a
commercial power catamaran of 12 metres with approx 300hp total

other people that have great ideas please help me and react.
i'd like to know more about building them.

i plan to build one of waterproof multiplex (i'm not sure if this is good
english) glass and epoxy resin.
is this a good plan ?
How can i get the strength in the bridge deck? (crossbeams)

thanx for al the reactions.
and understanding my bab english

Bert Ottens