truss diagram

architect architectural architecture attic beam beams bearing board build building carpenter carpentry ceiling connections construction contractor design development door drywall eaves erect estate fascia flooring frame framework header home house housing improvement install installation joist joists ladder load lumber material materials nail nails overhang plan plate plywood prefab prefabricated project property rafter rafters realty reinforcement remodel renovation residence residential roof roofing site slope span strength structural structure stud studs support triangular truss wall windows wood wooden woodwork