The properties hereinafter described are hereby assigned to the following noise zones:
(A) Residential Noise Zone. All single, double- and multiple-family residential properties (R-l, R-2, R-3, or R-4), excluding dwelling units in the Mixed Use District.
(B) Commercial Noise Zone. All commercial, manufacturing, and industrial properties (C-l, C-2, M-l, M-2 and the like).
(C) Mixed Use Noise Zone. All dwelling units in the Mixed Use District.
(‘86 Code, § 18.02.040) (Ord. 4022, passed - -; Am. Ord. 4611, passed 2-11-13)