No person shall stop, stand or park a vehicle for any purpose or length of time other
than for the expeditious unloading and delivery or pickup and loading of materials
in any place marked as a freight curb loading zone during hours when the provisions
applicable to such zones are in effect. In no case shall the stop for loading and
unloading of materials exceed 30 minutes.
(b)
The driver of a passenger vehicle may stop temporarily at a place marked as a freight
curb loading zone for the purpose of and while actually engaged in loading or unloading
passengers when such stopping does not interfere with any motor vehicle used for the
transportation of materials which is waiting to enter or about to enter such zone.