Boat plans bruce roberts official web site offers custom boat plans and boat kits for steel boats or aluminum boat designs, cut to size boat kits, part built boats or. Our boat trailer plans feature the most modern, up-to-date, and technologically advanced features available to give you a boat trailer that’s equal or superior. A 9 metre steel power catamaran for long distance economical cruising. the alternative way of spacious live a board cruising under power. also available in aluminium.