Staircase section view of 43x25m office building is given in this Autocad drawing file. This is G+3 office building. Director room, hall, reception, waiting area, secretary room, rest room for male & female, small meeting hall, passage, deputy office, and other details are mentioned in this drawing model. For more details download the AutoCAD drawing file. Thank you for downloading the Autocad drawing file and other CAD program files from our website.