Authorised bruce roberts international yacht design web site operated by bruce roberts-goodson the designer, plans and kits for sailboats, powerboats for building in. Yes, with the right house boat plans, you can start building your own now yes, with house boat plans, you can build a houseboat. when it comes to planning building a. How fast does it go? for estimating the speed for small outboard planing boats see planing speed boat chart. this chart should be used for.