Wooden box detail is given in this Autocad drawing file. Wooden roof detail is given in this drawing. Stabilized Compacted 20 cm, Gravel Bed 15 cm, 0.2mm Polyethylene Sheet, 8cm Concrete Radier, Radier Refinished, MAYPAR, Exterior Terrace Level, Dust Cover and other details are mentioned. For more details download the AutoCAD drawing file. Thank you for downloading the AutoCAD file and other cad program files from our website.