There shall be two types of loading zones as follows:
(a) Commercial loading zones, where no person shall cause a vehicle to stop, stand or park for any purpose or length of time other than for the expeditious unloading and delivery or pickup and loading of materials during applicable hours; and
(b) Passenger loading zones, where no person shall cause a vehicle to stop, stand or park for any purpose or length of time other than for the expeditious loading or unloading of passengers during applicable hours. (Ord. 92. Passed 6-7-66.)