(a) As used in this Section, but in no wise limited thereto, "dangerous or deadly weapon" shall mean: any knife with a blade three inches or more in length; any spring-blade, switch-blade, or snap-blade or other similar type knife; any knife any blade of which is automatically released by a spring mechanism or other mechanical device; any ice pick, or similar sharp, stabbing tool; any straight edge razor or any razor blade fitted to a handle; any cutting, stabbing, bludgeoning weapon or device capable of inflicting grievous bodily harm.
(b) It shall be unlawful for any person, while carrying concealed upon his person any dangerous or deadly weapon, to loaf or loiter upon any public street, sidewalk, or alley, or to wander about from place to place, with no lawful business thereby to perform, or to hide, lurk, loiter upon or about the premises of another.
(c) It shall be unlawful for any person who has concealed upon his person or who has in his immediate physical possession any dangerous or deadly weapon to engage in any fight or to participate in any other rough or disorderly conduct upon any public place or way or upon the premises of another.
(d) It shall be unlawful for any person who has concealed upon his person any dangerous or deadly weapon to loiter about any place where intoxicating liquors are sold or any other place of public resort.
(e) The foregoing restrictions shall not be deemed to prohibit the carrying of ordinary tools or equipment carried in good faith for uses of honest work, trade or business or for the purpose of legitimate recreation.
(f) Any person who shall violate this Section shall be guilty of a misdemeanor, the penalty for which shall be imprisonment in the County Jail for a period not exceeding six months, or by a fine not exceeding five hundred dollars ($500), or by both such fine and imprisonment.
(g) Any person who shall violate this Section on a Municipal Transportation Agency transit platform or vehicle or within 25 feet of a bus zone shall be guilty of a misdemeanor, the penalty for which shall be imprisonment in the County Jail for a period not exceeding six months, or by a fine not exceeding one thousand dollars ($1,000), or by both such fine and imprisonment.
For purposes of this Section, "a Municipal Transportation Agency transit platform" shall include, but not be limited to: an outdoor high-level boarding platform, a street-level boarding island, paid areas of any public transit station (including stations operated by the Bay Area Transit District), and MTA pole stops. "A Municipal Transportation Agency transit vehicle" shall include, but not be limited to: a street car, a cable car, a motor coach, a trolley coach, or other in-service public transit vehicle.
(h) In the event that the Juvenile Court sustains a petition against a minor for conduct violating this Section (or the minor otherwise admits or submits to the petition), the Board of Supervisors urges the Court to favor community service and an in-home or other "noncustodial" placement in disposing of the case.
(Amended by Ord. 9939, Series of 1939, App. 10/17/56; Ord. 227-10, File No. 100879, App. 8/17/2010)