Here is an autocad dwg file for details of Heliport--electrical installations. There is a presentation plan layout with all the electrical fitting and proper detailing of the installations.
Site plan of the airport d
International Airport plan
2 d cad drawing of airport
Airport Lay-out
Floor plan of airport in a
2d drawings details airpo
2d view of Airport system
Airport section and layout
Airport building section a
Airport departure area def
Distribution plan details
2d cad drawing of airplane