The 2018 Edition of the Uniform Plumbing Code (UPC), as adopted and amended by the State Building Code Council in Chapter 51-56 WAC, as published by the International Association of Plumbing and Mechanical Officials, is adopted by reference with the following additions, deletions and exceptions. Provided, that Chapter 1, Administration, is not adopted and the Construction Administrative Code, as set forth in Chapter 17.14 MICC, shall be used in place of UPC Chapter 1, Administration. Provided, that Chapters 12 and 14 of the Uniform Plumbing Code are not adopted. Provided, that those requirements of the Uniform Plumbing Code relating to venting and combustion air of fuel-fired appliances as found in Chapter 5 and those portions of the code addressing building sewers are not adopted. The codes, appendices, and standards set forth in this chapter shall be filed with the city clerk and a copy made available for use and examination by the public, pursuant to RCW 35A.12.140.
The following appendices of the 2018 Edition of the Uniform Plumbing Code as adopted and amended by the State Building Code Council in Chapter 51-57 WAC, as published by the International Association of Plumbing and Mechanical Officials, are also adopted by reference: Appendix A – Recommended Rules for Sizing the Water Supply System; Appendix B – Explanatory Notes on Combination Waste and Vent Systems; Appendix I – Installation Standards. In addition, Appendix C – Alternate Plumbing Systems, excluding Sections C303.3, C304.0 through C601.9, is adopted by reference.
Conflicts. Where a conflict exists between the provisions of Appendix I and the manufacturer’s installation instructions, the conditions of the listing and the manufacturer’s installation instructions shall apply. (Ord. 21C-01 § 1 (Exh. A); Ord. 16C-04 § 8; Ord. 13C-06 § 8; Ord. 10C-03 § 8; Ord. 09C-18 § 1; Ord. 07C-04 § 10; Ord. 04C-12 § 4).