Free roof trusses construction plans are available from the websites of Iowa State University, Pro Barn Plans and Woodworkers Workshop. Some plans provide illustrations showing the step-by-step process of building roof trusses, whereas others guide the builder through the process by written instructions. Some of the plans are PDF format.Continue Reading
Iowa State University's website has several roof trusses plans available as PDF files, so the user needs Adobe Reader to access them. Plans include 24' Truss, 28' Truss, 30' Truss, 32' Truss and 34' Truss plans. Users click the Download button next to each entry to view the plans. Plans include charts and illustrations.
Pro Barn Plans uses mainly verbal instruction to guide the reader through the roof trusses construction process, but does include an illustration showing the best layout for spans up to 30 feet. Woodworkers Workshop includes links to plans for roof trusses for farm buildings, roof truss 50-foot spans and other sizes. Many of the plans are available as PDF documents. Websites that Woodworkers Workshop links to include North Dakota State University and the Louisiana State University Agriculture Center. The website also has links to information for erecting and bracing roof trusses and building hay storage with trusses.Learn more about Carpentry