Cross section of pit bull of elevator in AutoCAD, dwg file.

Fixing railing retak secti

Detail in wall section pla

Wall of blocks-thermal ins

2d drawings of railing blo

Construction units detail

Lift shaft details in Auto

2d view drawings of constr

Curtain wall detail sectio

Stair plan and detail of

Typical Concrete intermedi

Top view construction layo

2d cad drawing of upstream