The Board of Public Works may provide, by appropriate markings or lines, loading zones on streets or parts thereof which may be used by commercial trucks or delivery trucks for the purpose of loading or unloading merchandise or materials without the erection of parking meters thereon or the requirement of the deposit of any coin or coins for the purpose only of loading and unloading. No vehicle shall occupy a loading zone for a period in excess of 30 minutes.
(‘89 Code, § 63.06) (Am. Ord. passed - -)