(A) It shall be unlawful to construct and maintain any privy, privy vault, cesspool or septic tank intended for, or subject to, receiving human excrement wherever a public sanitary or combined sewer is located in any street or alley adjacent to, or within 100 feet of the lot or parcel of land. Where a sanitary or combined sewer is located in any street or alley adjacent to, or within 100 feet of any lot or parcel of land on which is located any privy, privy vault, cesspool or septic tank intended for, or subject to, receiving human excrement, the privy shall be removed and the privy vault, cesspool or septic tank shall be filled with earth.
(B) Where municipal sewage treatment is not available a septic tank may be constructed, maintained and connected to the sanitary or combined sewer.
(`93 Code, § 9-91) Penalty, see § 10.99