(A) Where the presence of uncombined water is the only reason for failure of an emission to meet the requirements of § 90.022(A) and (B), that section shall not apply.
(B) A specific variance may be granted by the Chief of the Air Pollution Control Department with the approval of the Air Pollution Control Board, provided the requested variance has no known method of control or abatement or, in the opinion of the Chief and the Air Pollution Control Board, it is impractical.
(C) (1) Upon request of the Chief, an annual report on progress of research to control emissions from processes for which a variance was obtained under division (B) above shall be submitted to the Chief and by him or her to the Air Pollution Control Board.
(2) As soon as methods of control are practicable, in the opinion of the Chief and the Air Pollution Control Board, the controls shall be installed.
(D) Existing process units which are equipped with cyclone separators, electrostatic precipitators, or other dust collection devices or systems having an overall efficiency of not less than 99% are considered in compliance with § 90.025(A) and (B).
(Prior Code, § 90.076) (Ord. 3522, passed 1-23-1967) Penalty, see § 10.99