It shall be unlawful for any person to cause, allow, or permit the exhaust from any engine or the blowoff from any boiler to be connected directly to any public sewer of the city or to any house connection sewer leading thereto. Such exhaust or blowoff shall first connect with a watertight sump which may in turn be connected to the public sewer.
('65 Code, § 6-8.129) (Ord. 410, passed - - ) Penalty, see § 10.99