When alterations are made to an existing house plumbing system, changes in direction of the house sewer not to exceed 90 degrees may be made with the curved portion constructed of properly curved pipe and fittings, and a cleanout to grade shall be installed.
(1995 Code, § 7.20.370) (Ord. 17-03, passed 3-21-2017; Ord. 15-02, passed 5-5-2015)