This architectural drawing is Roof floor construction layout plan in detail AutoCAD drawing, dwg file, CAD file. A roof design outlines the size of the roof, the pitch and slope requirements, where vents and drainage should be located, and the material requirements. Framing information could also be included. A roof framing plan may include: Window and skylight sizes and designs, depending on the complexity of the roof. For more details and information download the drawing file.