No privy vault or cesspools for sewage shall hereafter be constructed in any part of the city where a sewer is at all accessible, which shall be determined by the Department, Board or Bureau of Health; nor shall it be lawful to continue a privy vault or cesspool on any lot, piece, or parcel of ground abutting on or contiguous to any public sewer within the city limits. The Department or Board or Bureau of Health shall have the power to issue notice, giving at least three months' time to discontinue the use of any cesspool and have it cleaned and filled up. No connection from any cesspool or privy vault shall be made with any sewer; nor shall any water-closet or house drain empty into a cesspool or privy vault.
53 P.S. § 14848