Here is an autocad dwg file for the roof details . in this file, roofs drawing and detail in cad files. includes, working plan,section and elevation of roof.
Beam and column detail dwg
Typical Duct, Tray, Trunki
Foundation plan with colum
Pile detail drawing presen
Detail of sewers bolsters
Construction detail drawin
Isometric Air valve plan d
Reinforcement bar position
Conduit and genset details
Section view of constructi
Water tank of residential
Fix glass plan and elevati