Boat plans for the 40 this boat is easy to build using our downloadable boat plans. our boat plans are available for instant download so you can start building. Plans for small portable boats the 1 sheet wedge – it may look like some of my other wedge designs, but it differs in one important aspect; the basic hull is. Learn how to build yourself a boat in your backyard. our complete boat plans collection is available for free and immediate download. it is the largest wood boat.