When required by the Superintendent, the owner of any property serviced by a building sewer carrying industrial wastes shall install a suitable control structure together with such necessary meters and other appurtenances in the building sewer to facilitate observation, sampling and measurement of the wastes. Such structure, when required, shall be accessibly and safely located, and shall be constructed in accordance with plans approved by the Superintendent. The structure shall be installed by the owner at his or her expense and shall be maintained by him or her so as to be safe and accessible at all times.
(Prior Code, § 3-231)