A. 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 pick-up and loading of materials in any place marked as a freight curb loading zone during hours when the provisions applicable to such zone are in effect. In no case shall the stop for loading and unloading of materials exceed thirty minutes.

B. The operator of a passenger vehicle may stop temporarily at a place marked as a freight curb loading zone for the 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 a zone. (Ord. 304 § 87, 1963).