Boat building is the design and construction of boats and their systems. this includes at a minimum a hull, with propulsion, mechanical, navigation, safety and other systems as a craft requires.. The yacht design process – how is a new boat design created? the boat design process is made up of a series of incremental steps. this is a summary of how a new yacht design is imagined, sketched, planned, calculated and drawn. our cad design stream – what are the benefits of using cad? here’s an. Boat plans and boat designs from select naval architects, yacht designers, and marine architects. powerboat plans, sailboat plans, monohull, multihull, and trihull boat building plans..