Misinterpretation of apron markings or signage is a leading causal factor in:
You cannot simply drive onto the tarmac. To operate on the apron, you must pass a test based on the local (often called the "Ramp Driving Manual"). Apron Markings Signs Handbook
: Establish clear boundaries between operational areas to prevent accidents and ground collisions. Misinterpretation of apron markings or signage is a
If you're looking for the actual document: Apron Markings Signs Handbook
Open the handbook to the safety section. See that red-painted asphalt? That is the .
: Combats ground collisions and runway incursions in heavily congested ramp areas.