San Diego Municipal Code § 53.20 Steam Boiler, Steam Engine, Unfired Pressure Vessel — Inspection —

Operation Regulated

It shall be unlawful for any person, firm or corporation to use or operate or cause or

permit to be used or operated any steam boiler or unfired pressure vessel until the same shall have been inspected and tested and approved by the State of California or by an inspector of an insurance company certified by said State and such certificate issued therefor, provided however, nothing in this Section contained shall be construed as applying to domestic cookers and water heaters. (“Steam Boiler, Steam Engine, Unfired Pressure Vessel — Inspection — Operation Regulated” incorp. 1–22–1952 by O–5046 N.S., contained in O–4265 N.S., adopted 12–13–1949.)

It shall be unlawful for any person, firm or corporation to permit any boiler, steam engine, or steam generating apparatus to be subjected to or to carry a greater pressure than is allowed and stated in the certificate of inspection thereof, or to use, or cause or permit to be used any such boiler or steam generating apparatus after the same shall have been condemned as unsafe and before the same shall have been reconstructed to the satisfaction of the said boiler inspector. (“Same — Operating Pressure” incorp. 1–22–1952 by O–5046 N.S., contained in O-4265 N.S., adopted 12–13–1949.)