(A) Adoption. There is hereby adopted by reference in Resolution 21-162, that certain document known as the International Plumbing Code, 2006 Edition including Appendixes B, C, D, E and F as published by the International Code Council. Said document is hereby amended and adopted as the plumbing code for the areas of Dewey-Humboldt for regulating the installation, maintenance, and repair of plumbing, drainage systems, water systems, gas systems, and each and all such regulations, provisions, penalties, conditions and terms of the International Plumbing Code, 2012 Edition including Appendixes B, C, D, and E are hereby referred to, adopted and made a part hereof as set forth herein, excepting such portions as are hereinafter deleted, modified, or amended.
(B) (1) Amendments.
CHAPTER 1 ADMINISTRATION
SECTION 101 — GENERAL
SECTION 101.1 — Title is amended by the insertion of "Dewey-Humboldt."
SECTIONS 102 through 106 and 108 through 110 are amended by deletion in their entirety and replaced with the requirements of the Dewey- Humboldt Administrative Building Code as adopted and as may be amended from time to time.
CHAPTER 2 DEFINITIONS
SECTION 201 — GENERAL
SECTION 201.3 Terms defined in other codes are hereby amended as follows: Where terms are not defined in this code, such terms shall have the meanings ascribed in other code publications of the International Residential Code and the most recent Dewey-Humboldt Administrative Building Code. In the event there is a conflict between the aforementioned codes, the Dewey-Humboldt Administrative Building Code is superior.
SECTION 201.4 Terms not defined is hereby deleted in its entirety and revised to read as follows:
201.4 Terms not defined. Where terms are not defined through the methods authorized by this chapter such terms shall have ordinarily accepted meanings such as the context implies, Webster's Third New International Dictionary of the English Language, Unabridged, shall be considered as providing ordinarily accepted meanings.
SECTION 202 — GENERAL DEFINITIONS is hereby amended by revision of the following term:
CODE OFFICIAL. Is the BUILDING OFFICIAL as defined in Section 102.13 of the "Dewey-Humboldt Administrative Building Code".
CHAPTER 3 GENERAL REGULATIONS
SECTION 305 — PROTECTION OF PIPES AND PLUMBING SYSTEM COMPONENTS
SECTION 305.4.1 — Sewer depth is hereby amended to read as follows:
305.4.1 — Sewer depth. Building sewers that connect to private sewage disposal systems shall be a minimum of 12 inches below finished grade. Building sewers shall be a minimum of 12 inches below grade with a green 18 AWG insulated tracer wire terminating above grade at each end.
CHAPTER 4 FIXTURES, FAUCETS AND
FIXTURE FITTINGS
SECTION 403 — MINIMUM PLUMBING FACILITIES
Table 403.1 — Minimum number of required plumbing fixtures is hereby amended by addition of new footnote "g" to Table 403.1 to read as follows:
Table 403.1 — Minimum number of fixtures.
g. Water coolers or bottled water dispensers may be substituted for drinking fountains in B, M, and S occupancies with 25 or fewer occupants. Such water shall be free of charge to the public.
CHAPTER 5 WATER HEATERS
SECTION 504 — SAFETY DEVICES
SECTION 504.6 — Requirements for discharge piping. Item #5 is amended by addition of a second sentence to read as follows:
504.6 — Requirements for discharge piping.
5. Discharge to the floor, to the pan serving the water heater or storage tank, to a waste receptor or the outdoors. Where discharging to the outdoors, discharge piping shall be no less than six inches and no greater than 24 inches from finished outside grade.
CHAPTER 6 WATER SUPPLY AND
DISTRIBUTION
SECTION 603 WATER SERVICE
SECTION 603 — Water service pipe installation is hereby amended by addition of new sections and 603.3.1 to read as follows:
603.3 — Water service pipe installation. The installation of the water service pipe shall comply with Sections 603.3.1 and 603.3.2.
603.3.1 — Burial depth. The water service pipe shall be installed not less than 12 inches below finished grade and not less than six inches below the frost line. Plastic water piping shall be provided with a blue 18 AWG insulated tracer wire terminating above grade at each end. Leach lines shall have a green insulated 18 AWG tracer wire with the piping.
CHAPTER 7 SANITARY DRAINAGE
SECTION 701.2 — Connections to sewer required. Is hereby amended by insertion of additional exception to read as follows:
Exception: Manufactured composting toilets included on the Arizona Department of Environmental Quality Listing of Proprietary Products (latest version) used to receive liquid wastes or sewage are not required to be connected to the sanitary drainage system but are required to be a component in an onsite wastewater system.
SECTION 714 — BACKWATER VALVES
SECTION 714.1 — Sewage backflow is hereby deleted in its entirety and amended to read as follows:
714.1 — Sewage backflow. All structures, where plumbing fixtures are installed and connected to a public sewer system shall be protected by an approved backwater valve. The backwater valve shall be installed in the building drain and be accessible.
CHAPTER 9 VENTS
SECTION 903 — VENT TERMINALS
SECTION 903.1 — Roof extension is amended by the insertion of nine inches.
(2) Findings and declaration. The Town Council of the Town of Dewey- Humboldt of Yavapai County, Arizona specifically and expressly finds and declares that the nature and uniqueness of the climate, terrain, and location does necessitate and demand specific amendments to the International Plumbing Code, 2018 Edition, which are stated in this ordinance.
(Ord. 21-159, passed 4-20-2021)