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.
Airport Terminal Floor pla
Aircraft platform project
Airport Stairway Detail
Details of airport
Airport details
2D Airport Project Plan
Airport building structure
Airport gates hotel detail
6x5m equipment room plan i
Plan of the international
Airport Ground Floor Plan
International Airport Lay