(1) IPC, Section 602.3, is deleted and replaced with the following: "602.3 Individual water supply. Where a potable public water supply is not available, individual sources of potable water supply shall be utilized provided that the source has been developed in accordance with Utah Code, Sections 73-3-1, 73-3-3, and 73-3-25, as administered by the Department of Natural Resources, Division of Water Rights. In addition, the quality of the water shall be approved by the local health department having jurisdiction. The source shall supply sufficient quantity of water to comply with the requirements of this chapter." (2) IPC, Sections 602.3.1, 602.3.2, 602.3.3, 602.3.4, 602.3.5, and 602.3.5.1, are deleted. (3) In IPC, Table 604.4, the following changes are made in the column titled "MAXIMUM FLOW RATE OR QUANTITY": (a) In the row titled "Lavatory, private" the text is deleted and replaced with "1.5 gpm at 60 psi." (b) In the row titled "Shower head" the text is deleted and replaced with "2 gpm at 80 psi." (c) In the row titled "Urinal" the text is deleted and replaced with "0.5 gallon per flushing cycle." (4) A new IPC, Section 604.4.1, is added as follows: "604.4.1 Manually operated metering faucets for food service establishments. Self closing or manually operated metering faucets shall provide a flow of water for at least 15 seconds without the need to reactivate the faucet." (5) IPC, Section 606.5, is deleted and replaced with the following: "606.5 Water pressure booster systems. Water pressure booster systems shall be provided as required by Section 606.5.1 through 606.5.11." (6) In IPC, Section 606.5.1, the words "public water main or" are deleted. (7) A new IPC, Section 606.5.11, is added as follows: "606.5.11 Water pressure booster pumps connected to a public water main. A water pressure booster pump shall not be connected to a public water main unless allowed by Utah Administrative Code, Rule R309-540." (8) In IPC, Section 608.1, the words "and pollution" are added after the word "contamination." (9) In IPC, Section 608.1, the following subsections are added as follows: "608.1.1 General Installation Criteria. An assembly shall not be installed more than five feet above the floor unless a permanent platform is installed. The assembly owner, where necessary, shall provide devices or structures to facilitate testing, repair, and maintenance and to insure the safety of the backflow technician. 608.1.2 Specific Installation Criteria. 608.1.2.1 Reduced Pressure Principle Backflow Prevention Assembly. A reduced pressure principle backflow prevention assembly shall be installed as follows: a. The assembly shall not be installed in a pit or below grade where the relief port could be submerged in water or where fumes could be present at the relief port discharge. b. The relief valve of the assembly shall not be directly connected to a waste disposal line, including a sanitary sewer, storm drain, or vent. c. The assembly shall be installed in a horizontal position, unless the assembly is listed or approved for vertical installation in accordance with Section 303.4. d. The bottom of each assembly shall be installed a minimum of 12 inches above the ground or the floor. e. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or obstacle, and shall be readily accessible for testing, repair, and maintenance. 608.1.2.2 Double Check Valve Backflow Prevention Assembly. A double check valve backflow prevention assembly shall be installed as follows: a. The assembly shall be installed in a horizontal position unless the assembly is listed or approved for vertical installation. b. The bottom of the assembly shall be a minimum of 12 inches above the ground or the floor. c. The body of the assembly shall be a minimum of 12 inches from any wall, ceiling, or obstacle, and shall be readily accessible for testing, repair, and maintenance. d. If installed in a pit, the assembly shall be installed with a minimum of 12 inches of clearance around all sides of the vault, including the floor and roof or ceiling, with adequate room for testing and maintenance. 608.1.2.3 Pressure Vacuum Breaker Assembly and Spill Resistant Pressure Vacuum Breaker Assembly. A pressure vacuum breaker assembly and spill resistant pressure vacuum breaker assembly shall be installed as follows: a. The assembly shall not be installed in an area that could be subject to backpressure or back drainage conditions. b. The assembly shall be installed a minimum of 12 inches above all downstream piping and the highest point of use. c. The assembly shall be a minimum of 12 inches from any wall, ceiling, or obstacle, and shall be readily accessible for testing, repair, and maintenance. d. The assembly shall not be installed below ground or in a vault or pit. e. The assembly shall be installed in a vertical position." (10) In Table 608.1, under Backflow preventer plumbing devices, the following is added: Hand-held Showers High or Low Hazard Backpressure or Backsiphonage ASME 112.18.3 or ASSE 1014 (11) In IPC, Section 608.3, the word "and" before the word "contamination" is deleted and replaced with a comma and the words "or pollution" are added after the word "contamination" in the first sentence. (12) In IPC, Section 608.6, the words "with the potential to create a condition of either contamination or pollution or" are added after the word "substances." (13) In IPC, Section 608.7, the following sentence is added at the end of the paragraph: "Any connection between potable water piping and sewer-connected waste shall be protected by an air gap in accordance with Section 608.14.1." (14) IPC, Section 608.8, is deleted and replaced with the following: "608.8 Stop-and-waste valves installed below grade. Combination stop-and-waste valves shall be permitted to be installed underground or below grade. Freeze proof yard hydrants that drain the riser into the ground are considered to be stop-and-waste valves and shall be permitted. A stop-and-waste valve shall be installed in accordance with a manufacturer's recommended installation instructions." (15) IPC, Section 608.14.3, is deleted and replaced with the following: "608.14.3 Backflow preventer with intermediate atmospheric vent. Backflow preventers with intermediate atmospheric vents shall conform to ASSE 1012 or CSA CAN/CSA-B64.3. These devices shall be permitted to be installed on residential boilers, without chemical treatment, where subject to continuous pressure conditions, and humidifiers in accordance with Section 608.17.10. The relief opening shall discharge by air gap and shall be prevented from being submerged." (16) IPC, Section 608.14.4, is deleted. (17) IPC, Section 608.16.3, is deleted and replaced with the following: "608.16.3 Protection by a backflow preventer with intermediate atmospheric vent. Connections to residential boilers only, without chemical treatment, and humidifiers shall be protected by a backflow preventer with an intermediate atmospheric vent." (18) IPC, Section 608.16.4, is deleted and replaced with the following: "608.16.4 Protection by a vacuum breaker. Openings and outlets shall be protected by atmospheric-type or pressure-type vacuum breakers. Vacuum breakers shall not be installed under exhaust hoods or similar locations that will contain toxic fumes or vapors. Fill valves shall be set in accordance with Section 415.3.1. Atmospheric Vacuum Breakers - The critical level of the atmospheric vacuum breaker shall be set a minimum of six inches (152 mm) above the flood level rim of the fixture or device. Pipe-applied vacuum breakers shall be installed at the highest point, but not less than six inches (152 mm) above the flood level rim of the fixture, receptor, or device served. No valves shall be installed downstream of the atmospheric vacuum breaker. The atmospheric vacuum breaker shall not be installed where it may be subjected to continuous pressure for more than 12 consecutive hours at any time. Pressure Vacuum Breaker - The critical level of the pressure vacuum breaker shall be set a minimum of 12 inches (304 mm) above the flood level of the fixture device and above all downstream piping and the highest point of use." (19) In IPC, Section 608.16.4.2, the following is added after the first sentence: "Add-on-backflow prevention devices shall be non-removable. In climates where freezing temperatures occur, a listed self-draining frost proof hose bibb with an integral backflow preventer shall be used." (20) In IPC, Section 608.17.1.2, the words "or ASSE 1024" are deleted. (21) IPC, Section 608.17.2, is deleted and replaced as follows: "608.17.2 Connections to boilers. The potable supply to a boiler shall be protected by an air gap or a reduced pressure principle backflow preventer, complying with ASSE 1013, CSA B64.4 or AWWA C511. Exception: The potable supply to a residential boiler without chemical treatment may be equipped with a backflow preventer with an intermediate atmospheric vent complying with ASSE 1012, ASSE 1081.1, or CSA CAN/CSA-B64.3." (22) In IPC, Section 608.17.4.1, a new exception is added as follows: "Exception: All class 1 and 2 systems containing chemical additives consisting of strictly glycerine (C.P. or U.S.P. 96.5 percent grade) or propylene glycol shall be protected against backflow with a double check valve assembly or double check valve detector assembly. Such systems shall include written certification of the chemical additives at the time of original installation and service or maintenance." (23) IPC, Section 608.17.7, is deleted and replaced with the following: "608.17.7 Chemical dispensers. Where chemical dispensers connect to the water distribution system, the water supply system shall be protected against backflow in accordance with Section 608.14.1, Section 608.14.2, Section 608.14.5, Section 608.14.6 or Section 608.14.8. Installation shall be in accordance with Section 608.1.2. Chemical dispensers shall connect to a separate dedicated water supply line, and not downstream of an atmospheric vacuum breaker." (24) IPC, Section 608.17.8, is deleted and replaced with the following: "608.17.8 Portable cleaning equipment. Where the portable cleaning equipment connects to the water distribution system, the water supply system shall be protected against backflow in accordance with Section 608.14.1 or Section 608.14.2." (25) A new IPC, Section 608.17.11, is added as follows: "608.17.11 Automatic and coin operated car washes. The water supply to an automatic or coin operated car wash shall be protected in accordance with Section 608.14.2." (26) IPC, Section 608.18, is deleted and replaced with the following: "608.18 Protection of individual water supplies. See Section 602.3 for requirements."
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