San Diego Municipal Code Art. 8 Schools

The Chief of Police is hereby authorized to appoint crossing guards of a school safety patrol to direct traffic at school crossings by means of lawful orders, signs, or semaphores. Such persons shall wear a distinctive garb or insignia indicating such appointment. No minor other than a member of the school safety patrol shall direct or attempt to direct traffic unless authorized to do so by a Police Officer. (Amended 4–10–1956 by O–6936 N.S.)

It shall be unlawful for any person driving or operating, propelling or causing to be propelled, any vehicle, to fail to stop not less than fifty (50) feet from the nearest side of a school pedestrian lane where any signal device, flagman or other person is stationed, giving warning that children are about to cross or are crossing the street; and it is further declared unlawful to proceed until such signal has stopped, raised, or been removed, or the flagman or person stationed at such pedestrian lane has given a signal to go, or has left the locality. (Incorp. 1–22–1952 by O–5046 N.S., contained in O–2423 N.S. adopted 4–21–1942.)

Ch. Art. Div.
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San Diego Municipal Code Chapter 8: Traffic and Vehicles (6-2000)