(A) It shall be unlawful for any person, including any public official or employee, not otherwise specifically authorized by law, to remove or cause to be removed a manhole cover from a public sewer carrying domestic sewage or industrial waste for the purpose of entering the sewer, or to discharge, deposit or cause to be discharged or deposited, surface drainage or storm waters into a public sewer, unless specific permission is first obtained from the owners and operators of such public sewer authorized to grant such permission.
(B) It shall also be unlawful for any person, including any public official or employee, or any person otherwise authorized by law to enter public sewers carrying sanitary sewage and/or industrial waste, to construct or authorize construction of a connection to a public sewer or to remove a manhole cover, for the purpose of permitting or causing to be discharged into the public sewer, flood, surface, or storm water.
(`83 Code, § 13.12.010)