Roofing structure detail plan and sectional 2d view layout file in dwg format, plan view detail, numbering detail, roof detail, struts detail, dimension detail, wall and flooring detail, roofing material detail, hidden ine detail, welded and bolted connection detailing, specification detail, principal rafter detail, main and sag tie detail, purlin detail, door and window detail, front elevation detail, section line detail, section 1-1 detail, section 2-2 detail, cut out detail, etc.