A. It is unlawful, except as provided in subsection B of this section, for any person to park or to leave standing in a residential district, including its streets, any commercial vehicle having a manufacturer’s gross vehicle weight rating of more than fifteen thousand pounds.

B. The prohibition set forth in subsection A of this section shall not apply to any authorized emergency vehicle, as defined in this section, nor to any commercial vehicle making pickups or deliveries of services, goods, wares and merchandise or delivering materials to be used in the actual and bona fide repair, alteration, remodeling or construction of any building or structure for which a building permit has been obtained prior to such delivery.

C. For purposes of this section, “residential district” means any property located in any R-1 (One-Family Dwelling) Zone, any R-S (Residential Suburban) Zone, any R-2 (Limited Multiple-Family Dwelling) Zone, any R-3 (Limited Multiple-Family Dwelling) Zone, and R-4 (Multiple-Family Dwelling) Zone, any E (Estate) Zone, and any P.U.D. (Planned Unit Development) Zone, in accordance with Title 17 of this code. The prohibition set forth in subsection A of this section shall apply to commercial vehicles of the specified weight or greater parking on streets adjacent to and on the same side of the street as such residential district.

D. For purposes of this section, “authorized emergency vehicle” has the same meaning as that set forth in Section 165 of the California Vehicle Code. It shall also mean any towtruck having a gross vehicle weight rating of twenty-five thousand pounds or less. (Ord. 3568 § 1, 1993; Ord. 3559 § 1, 1993; Ord. 3225 § 1, 1989)