Superseded 7/1/2023)

Superseded 7/1/2023
15A-3-205.  Amendments to Chapters 26 through 35 of IRC.

(1)  A new IRC, Section P2602.3, is added as follows: “P2602.3 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 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.”

Terms Used In Utah Code 15A-3-205

  • Board: means the Utah Fire Prevention Board created in Section 53-7-203. See Utah Code 15A-1-102
  • Division: means the Division of Professional Licensing created in Section 58-1-103, except as provided in:
(a) 4; and
(b) Chapter 5, State Fire Code Act. See Utah Code 15A-1-102
  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • Property: includes both real and personal property. See Utah Code 68-3-12.5
  • Utah Code: means the 1953 recodification of the Utah Code, as amended, unless the text expressly references a portion of the 1953 recodification of the Utah Code as it existed:Utah Code 68-3-12.5
    • (2)  A new IRC, Section P2602.4, is added as follows: “P2602.4 Sewer required. Every building in which plumbing fixtures are installed and all premises having drainage piping shall be connected to a public sewer where the sewer is accessible and is within 300 feet of the property line in accordance with Utah Code, Section 10-8-38; or an approved private sewage disposal system in accordance with Utah Administrative Code, Chapter 4, Rule R317, as administered by the Department of Environmental Quality, Division of Water Quality.”

    (3)  In IRC, Section P2705, Item 5, the words “lavatory” and “lavatories” are deleted.

    (4)  In IRC, Section P2705, a new Item 6 is added as follows: “6. Lavatories. A lavatory shall not be set closer than 12 inches from its center to any side wall or partition. A lavatory shall be provided with a clearance of 24 inches in width and 21 inches in depth in front of the lavatory to any side wall, partition, or obstruction.” Remaining item numbers are renumbered accordingly.

    (5)  In IRC, Section P2801.8, all words in the first sentence up to the word “water” are deleted.

    (6)  A new IRC, Section P2902.1.1, is added as follows: “P2902.1.1 Backflow assembly testing. The premise owner or the premise owner’s designee shall have backflow prevention assemblies operation tested in accordance with administrative rules made by the Drinking Water Board at the time of installation, repair, and relocation and at least on an annual basis thereafter, or more frequently as required by the authority having jurisdiction. Testing shall be performed by a Certified Backflow Preventer Assembly Tester. The assemblies that are subject to this paragraph are the Spill Resistant Vacuum Breaker, the Pressure Vacuum Breaker Assembly, the Double Check Backflow Prevention Assembly, the Double Check Detector Assembly Backflow Preventer, the Reduced Pressure Principle Backflow Preventer, and Reduced Pressure Detector Assembly. Third-party certification for backflow prevention assemblies will consist of any combination of two certifications, laboratory or field. Acceptable third-party laboratory certifying agencies are ASSE, IAPMO, and USC-FCCCHR. USC-FCCCHR currently provides the only field testing of backflow protection assemblies. Also see www.drinkingwater.utah.gov and rules made by the Drinking Water Board.”

    (7)  In IRC, Section P2902.1, the following subsections are added as follows:
         “P2902.1.1 General Installation Criteria.
         Assemblies 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.
         P2902.1.2 Specific Installation Criteria.
         P2902.1.2.1 Reduced Pressure Principle Backflow Prevention Assembly.
         The reduced pressure principle backflow prevention assembly shall be installed as follows:
    a. The assembly may not be installed in a pit.
    b. The relief valve of the assembly shall not be directly connected to a waste disposal line, including a sanitary sewer, a storm drain, or a vent.
    c. The assembly shall be installed in a horizontal position only, unless listed or approved for vertical installation in accordance with Section 303.4.
    d. The bottom of the assembly shall be installed a minimum of 12 inches above the floor or ground.
    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.
    P2902.1.2.2 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 only, unless listed or approved for vertical installation.
    b. The bottom of the assembly shall be a minimum of 12 inches above the ground or 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 between all sides of the vault, including the floor and roof or ceiling, with adequate room for testing and maintenance.
    P2902.1.2.3 Pressure Vacuum Break Assembly and Spill Resistant Pressure Vacuum Breaker Assembly.
    A pressure vacuum break assembly or a 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, in a vault, or in a pit.
    e. The assembly shall be installed in a vertical position.”

    (8)  In IRC, Table 2903.2, the following changes are made in the column titled “MAXIMUM FLOW RATE OR QUANTITY”:

    (a)  In the row titled “Lavatory faucet” 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”.

    (9)  In IRC, Section 2903.5, at the beginning of the second sentence, insert “If installed,”.

    (10)  In IRC, Section P2903.9.3, the first sentence is deleted and replaced with the following: “Unless the plumbing appliance or plumbing fixture has a wall-mount valve, shutoff valves shall be required on each fixture supply pipe to each plumbing appliance and to each plumbing fixture other than bathtubs and showers.”

    (11)  IRC, Section P2910.5, is deleted and replaced with the following:
    “P2910.5 Potable water connections.
    When a potable water system is connected to a nonpotable water system, the potable water system shall be protected against backflow by a reduced pressure backflow prevention assembly or an air gap installed in accordance with Section 2901.”

    (12)  IRC, Section P2910.9.5, is deleted and replaced with the following:
    “P2910.9.5 Makeup water.
    Where an uninterrupted nonpotable water supply is required for the intended application, potable or reclaimed water shall be provided as a source of makeup water for the storage tank. The makeup water supply shall be protected against backflow by means of an air gap not less than 4 inches (102 millimeters) above the overflow or by a reduced pressure backflow prevention assembly installed in accordance with Section 2902.”

    (13)  In IRC, Section P2911.12.4, the following words are deleted: “and backwater valves.”

    (14)  In IRC, Section P2912.15.6, the following words are deleted: “and backwater valves.”

    (15)  IRC, Section P3009, is deleted and replaced with the following:
    “P3009 Connected to nonpotable water from on-site water reuse systems.
    Nonpotable systems utilized for subsurface irrigation for single-family residences shall comply with the requirements of R317-401, UAC, Graywater Systems.”

    (16)  In IRC, Section P3103.6, the following sentence is added at the end of the paragraph: “Vents extending through the wall shall terminate not less than 12 inches from the wall with an elbow pointing downward.”

    (17)  In IRC, Section P3104.4, the following sentence is added at the end of the paragraph: “Horizontal dry vents below the flood level rim shall be permitted for floor drain and floor sink installations when installed below grade in accordance with Chapter 30, and Sections P3104.2 and P3104.3. A wall cleanout shall be provided in the vertical vent.”

    Amended by Chapter 28, 2022 General Session

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