Access aisles shall be marked with a painted borderline around their perimeter. The area within the borderlines shall be marked with hatched lines a maximum of 36 inches (914 mm) on center in a color contrasting with that of the aisle surface.
Vehicle pull-up spaces and access aisles serving them shall comply with Section 11B-302. Access aisles shall be at the same level as the vehicle pull-up space they serve. Changes in level are not permitted.
Exception:Slopes not steeper than 1:48 shall be permitted.
Vehicle pull-up spaces, access aisles serving them, and a vehicular route from an entrance to the passenger drop-off and loading zone and from the passenger drop-off and loading zone to a vehicular exit shall provide a vertical clearance of 114 inches (2896 mm) minimum.
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