Here is the autocad dwg file for the section of stairway .It is a set of steps or stairs and its surrounding walls or structure.
Stair plan and section det
Section detail drawing of
Rooftop Architectural Plan
Site plan detail dwg file
Kinds of concrete blocks
Construction view with pla
Terrace roof construction
Concrete footing front vie
Zoning plan house detail d
Typical wall detail in str
Basement wall
Structural roof detail dwg