(A) Work involving installation or removal of piping, fittings, or appliances where gas may be permitted to escape shall always be done with the gas turned off.
(B) No matches, candles, flame, or other sources of ignition shall be used in checking for gas leakage from piping, connections, or appliances.
('60 Code, § 5-12) (Ord. passed 6-3-67) Penalty, see § 152.99