If a heliport is used at night, employ a TLOF lighting system consisting of green omnidirectional perimeter lights.
The TLOF lighting system for a surface-level heliport or helideck may consist of:
The TLOF lighting system for an elevated heliport or helideck may consist of:
Place TLOF perimeter lights along the edge of the TLOF or within 1.5 m from the edge. They should be uniformly spaced at 3 m maximum intervals m for elevated heliports and helidecks and no more than 5 m for surface-level heliports. There shall be a minimum number of 4 lights on each side including a light at each corner. A minimum of 14 lights is required for a circular TLOF.
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