Originally Posted by
jumpseater
The airfield grid is also a vital element for directing external resources to the incident scene. When one kicks off for real simplicity is key as not all airport staff who play a role in the real thing, escorting etc, will be regular airside drivers or operators.
I take your point on the simplicity thing, but I would expect that non airfield-permit-holders would
never be driving to an on-airfield incident, except when so-escorted.