Here is an autocad dwg file for details of stairway. the filling of concrete formed and the elevation of the stairway is given in this file.
Grid type plan detail dwg
Construction detail of roo
Construction Detail Drawin
Multiple wall construction
Minimal house details
Joint Wall construction Pl
Key plan detail dwg file
Details of a collaborating
Details port flagstone-mul
couture level survey detai
Plot area detail dwg file
Air chamber in wall