Originally Posted by
Mudman
The southern boundary of YMML doesn't have above ground power lines. And public lighting to the south and west of Essendon airport is a special type, with shorter, more closely spaced poles. Both locations seem to have given thought to the possibility of an aircraft coming in low.
Additionally it seems to be a pretty obvious failure mode to have a non-redundant power feed which your aircraft rely on, in a location where the same aircraft can damage the lines.