Connecting building sewer to public sewer shall be made at the wye branch if such branch is available at a suitable location. Where a tee or wye branch is not available, the city shall provide a connection point at the main at the owner’s expense. (Ord. 1706 § 14.90.910, 1989; Ord. 781 § 30, 1975; Ord. 147 § 7.02, 1963)