Here is an autocad dwg file for Elevations of penthouse with stairway details . there is the plan of the penthouse and some detailed elevations of it . also with the proper stairway details.
10x7m architecture 3bhk ro
Spacious 4 BHK House Plan:
House elevation with desig
Luxurious House elevation
Terrace Floor Plan Of Buil
Residential Bungalow Eleva
First And Terrace Floor Pl
2 Floor Bungalow Architect
Bungalow Layout Design Wit
Modern bungalows cad drawi
Architecture House Ground
Bungalows lay-out design