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IAC 5/10/17
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Public Health[641]
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Ch
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, p.
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, p.
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\chpgn
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Public Health[641]
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IAC 5/10/17
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\pard\keepn\sb57\qc\sl250
{\plain\f4\fs21\cf2
CHAPTER 25
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
STATE PLUMBING CODE
}
\par
\pard\qc\sl180
{\plain\f4\fs14\cf2
[Prior to 7/29/87, see Health Department[470] Ch 25]
}
\par
\pard\qj\sl250
{\plain\f4\fs21\b\cf2\ulc2
641—25.1
}
{\plain\f4\fs21\b\cf2\ulc2
(105)
}
{\plain\f4\fs21\b\cf2\ulc2
Adoption.
}
{\plain\f4\fs21\b\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Sections 101 and 102 and Chapters 2 to 17 of the Uniform Plumbing Code, 2015 Edition, as published by the International Association of Plumbing and Mechanical Officials, 4755 E. Philadelphia Street, Ontario, California 91761-2816, are hereby adopted by reference with amendments as the state plumbing code authorized by Iowa Code section
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/ico/section/105.4.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
105.4
}
}}
{\plain\f4\fs21\cf2\ulc2
. Portions of this chapter reproduce excerpts from the 2015 International Plumbing Code; Copyright 2014; Washington, D.C.: International Code Council. Such excerpts are reproduced with permission, all rights reserved.
}
{\field{\*\fldinst HYPERLINK "http://www.ICCSAFE.org"}{\fldrslt
{\plain\f4\fs21\ul\cf2\ulc2
www.ICCSAFE.org
}
}}
\par
\pard\keep\sl180
{\plain\f4\fs16\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 8860B
}
}}
{\plain\f4\fs16\cf2
, IAB 6/16/10, effective 7/21/10;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/1089C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 1089C
}
}}
{\plain\f4\fs16\cf2
, IAB 10/16/13, effective 11/20/13;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2474C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 2474C
}
}}
{\plain\f4\fs16\cf2
, IAB 3/30/16, effective 6/1/16;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/3062C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 3062C
}
}}
{\plain\f4\fs16\cf2
, IAB 5/10/17, effective 6/14/17]
}
\par
\pard\qj\sl250
{\plain\f4\fs21\b\cf2\ulc2
641—25.2
}
{\plain\f4\fs21\b\cf2\ulc2
(105)
}
{\plain\f4\fs21\b\cf2\ulc2
Applicability.
}
{\plain\f4\fs21\b\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The provisions of this code are applicable to the plumbing in buildings or on premises in Iowa.
}
\par
\pard\keep\sl180
{\plain\f4\fs16\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 8860B
}
}}
{\plain\f4\fs16\cf2
, IAB 6/16/10, effective 7/21/10]
}
\par
\pard\qj\sl250
{\plain\f4\fs21\b\cf2\ulc2
641—25.3
}
{\plain\f4\fs21\b\cf2\ulc2
(105)
}
{\plain\f4\fs21\b\cf2\ulc2
Fuel gas piping.
}
{\plain\f4\fs21\b\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Fuel gas piping shall comply with the requirements of Chapter 12 of the Uniform Plumbing Code, 2015 Edition, unless the provisions conflict with
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/chapter/661.226.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
661—Chapter 226
}
}}
{\plain\f4\fs21\cf2\ulc2
, Liquefied Petroleum Gas, Iowa Administrative Code. Where Chapter 12 conflicts with
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/chapter/661.226.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
661—Chapter 226
}
}}
{\plain\f4\fs21\cf2\ulc2
, the provisions of
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/chapter/661.226.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
661—Chapter 226
}
}}
{\plain\f4\fs21\cf2\ulc2
shall be followed.
}
\par
\pard\keep\sl180
{\plain\f4\fs16\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 8860B
}
}}
{\plain\f4\fs16\cf2
, IAB 6/16/10, effective 7/21/10;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/1089C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 1089C
}
}}
{\plain\f4\fs16\cf2
, IAB 10/16/13, effective 11/20/13;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2474C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 2474C
}
}}
{\plain\f4\fs16\cf2
, IAB 3/30/16, effective 6/1/16]
}
\par
\pard\qj\sl250
{\plain\f4\fs21\b\cf2\ulc2
641—25.4
}
{\plain\f4\fs21\b\cf2\ulc2
(105)
}
{\plain\f4\fs21\b\cf2\ulc2
Amendments to Uniform Plumbing Code.
}
{\plain\f4\fs21\b\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The Uniform Plumbing Code (UPC), as adopted by reference in rule
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.1.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
641—25.1
}
}}
{\plain\f4\fs21\cf2\ulc2
(105), shall be amended as follows:
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(1)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Rescinded
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/bulletin/05-10-2017.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
IAB 5/10/17
}
}}
{\plain\f4\fs21\cf2\ulc2
, effective 6/14/17.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(2)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 3:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 301.5.1 Permit Application. Delete the subsection.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 314.4.1 Installation of Thermoplastic Pipe and Fittings. Trench width for thermoplastic pipe shall be limited to six times the outside diameter of the piping at the base. Thermoplastic piping shall be bedded in not less than 4 inches (102 mm) of aggregate bedding material supporting the pipe. Initial backfill shall encompass the pipe. Aggregate material shall be three-eighths (3/8) inch p-gravel or 1-inch clean class one bedding.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(3)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 4:
}
\par
\pard\qj\fi340\sl250\tx120
{\plain\f4\fs16\cf2\ulc2
a
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs16\cf2\ulc2
The fixtures shown are based on one fixture being the minimum required for the number of persons indicated or any fraction of the number of persons indicated. The number of occupants shall be determined by the International Building Code.
}
\par
\pard\qj\fi340\sl250\tx120
{\plain\f4\fs16\cf2\ulc2
b
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs16\cf2\ulc2
Toilet facilities for employees shall be separate from facilities for inmates or care recipients.
}
\par
\pard\qj\fi340\sl250\tx120
{\plain\f4\fs16\cf2\ulc2
c
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs16\cf2\ulc2
A single-occupant toilet room with one water closet and one lavatory serving not more than two adjacent patient sleeping units shall be permitted provided that each patient sleeping unit has direct access to the toilet room and provision for privacy for the toilet room user is provided.
}
\par
\pard\qj\fi340\sl250\tx120
{\plain\f4\fs16\cf2\ulc2
d
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs16\cf2\ulc2
The occupant load for seasonal outdoor seating and entertainment areas shall be included when determining the minimum number of facilities required.
}
\par
\pard\qj\fi340\sl250\tx120
{\plain\f4\fs16\cf2\ulc2
e
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs16\cf2\ulc2
For business and mercantile occupancies with an occupant load of 15 or fewer, service sinks shall not be required.
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs16\cf2\ulc2
*
}
{\plain\f4\fs16\cf2\ulc2
Excerpted (with modifications) from Table 403.1 of the 2015 International Plumbing Code; Copyright 2014; Washington, D.C.: International Code Council. Reproduced with permission. All rights reserved.
}
{\field{\*\fldinst HYPERLINK "http://www.ICCSAFE.org"}{\fldrslt
{\plain\f4\fs16\ul\cf2\ulc2
www.ICCSAFE.org
}
}}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
j.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 422.2.1 Family or Assisted-Use Toilet and Bathing Facilities. Modify the subsection by adding the following sentence to the end of the subsection: “Required family or assisted-use fixtures are permitted to be included in the number of required fixtures for either the male or female occupants in assembly and mercantile occupancies.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
k.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Insert the following text at the end of Chapter 4:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
“422.6 Pay Facilities. Where pay facilities are installed and permissible under Iowa law, such facilities shall be in excess of the required minimum facilities. Required facilities shall be free of charge.
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
“422.7 Substitution for Water Closets. In each bathroom or toilet room, urinals shall not be substituted for more than 67 percent of the required water closets in assembly and educational occupancies. Urinals shall not be substituted for more than 50 percent of the required water closets in all other occupancies. (Reprinted from the 2015 International Plumbing Code section 419.2)”
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(4)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 5:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
Sections 503.0 through 503.2 Inspection. Delete the sections.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(5)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 6:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 603.4.8 Drain Lines. Modify the section by adding the following language to the end of the section: “or in accordance with the manufacturer’s drain-sizing chart for installation.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 609.11 Pipe Insulation. Delete sections 609.11 through 609.11.2 and insert the following in lieu thereof:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
Section 609.11 Pipe Insulation. Insulation of domestic hot water piping shall be in accordance with the applicable energy conservation code.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 611.4 Sizing of Residential Softeners. Modify the section by adding the following to the end of the last sentence in the section: “or as specified in the manufacturer’s installation instructions.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 612 Residential Fire Sprinkler Systems. Delete sections 612.0 through 612.7.2.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(6)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 7:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
Section 710.1 Backflow Protection. Modify the section by adding the following sentences to the end of the section: “The requirement for the installation of a backwater valve shall apply only when determined necessary by the authority having jurisdiction based on local conditions. When a valve is required by the authority having jurisdiction, it shall be a manually operated gate valve or fullway ball valve. An automatic backwater valve may also be installed but is not required.”
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(7)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 8:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
Section 807.3 Domestic Dishwashing Machine. Modify the section by deleting the section and inserting the following language in lieu thereof: “No domestic dishwashing machine shall be directly connected to a drainage system or food waste disposer without the use of an approved dishwasher air gap fitting on the discharge side of the dishwashing machine, or by looping the discharge line of the dishwasher as high as possible near the flood level of the kitchen sink where the waste disposer is connected. Listed air gap fittings shall be installed with the flood level (FL) marking at or above the flood level of the sink or drainboard, whichever is higher.”
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(8)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 9:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 906.7 Frost or Snow Closure. Modify the section by deleting “two (2) inches (
}
{\plain\f4\fs21\cf2\ulc2
50.8 mm
}
{\plain\f4\fs21\cf2\ulc2
)” in the first sentence and inserting “three (3) inches (76.2 mm)” in lieu thereof.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 908.2.2 Size. Delete the second sentence in this section and insert the following new sentence in lieu thereof: “The wet vent shall be not less than 2 inches (50 mm) in diameter for 6 drainage fixture units (dfu) or less, and not less than 3 inches (80 mm) in diameter for 7 dfu or more.”
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(9)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 10:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Table 1002.2 Horizontal Lengths of Trap Arms. Delete the table and insert the following table in lieu thereof:
}
\par
\pard\plain\f0\fs20
\par
\trowd\trleft0
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx7200
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
TABLE 1002.2
}
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\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
Horizontal Lengths of Trap Arms
}
\par
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{\plain\f4\fs20\b\cf2\ulc2
(Except for Water Closets and Similar Features)1,2
}
\cell
\row
\trowd\trleft0\trhdr
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
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\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
Trap Arm Diameter (inches)
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
Distance Trap to Vent
}
\par
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
Minimum (inches)
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\b\cf2\ulc2
Length Maximum (feet)
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
1¼
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
2½
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
5
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
1½
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
3
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
6
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
2
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
4
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
8
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
3
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
6
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
12
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
4
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
8
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
12
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx2160
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx4320
\clpadft3\clpadt60
\clpadfb3\clpadb60
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx6480
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
Exceeding 4
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
2 × Diameter
}
\cell
\pard\intbl\qc\li80\ri80\sl220
{\plain\f4\fs20\cf2\ulc2
12
}
\cell
\row
\trowd\trleft0
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\cellx7920
\pard\intbl\li80\ri80\fi340\sl220
{\plain\f4\fs20\cf2\ulc2
For SI units: 1 inch = 25.4 mm
}
\par
\pard\intbl\li80\ri80\fi340\sl220
{\plain\f4\fs20\cf2\ulc2
Notes:
}
\par
\pard\intbl\li80\ri80\fi340\sl220
{\plain\f4\fs20\cf2\ulc2
1Maintain ¼ inch per foot slope (20.8 mm/m).
}
\par
\pard\intbl\li80\ri80\fi340\sl220
{\plain\f4\fs20\cf2\ulc2
2The developed length between the trap of a water closet or similar fixture (measured from the top of the closet flange to the inner edge of the vent) and its vent shall not exceed 6 feet (1829 mm).
}
\cell
\row
\pard\sb200\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1014.1.3 Food Waste Disposers and Dishwashers. Modify the section by deleting the second sentence and inserting the following in lieu thereof: “Commercial food waste disposers shall discharge into the building’s drainage system in accordance with the requirements of the Authority Having Jurisdiction.”
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(10)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 12:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Sections 1203.0 through 1203.4 Inspection. Delete the sections.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Sections 1204.0 through 1204.3 Certificate of Inspection. Delete the sections.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Sections 1205.0 through 1205.2 Authority to Render Gas Service. Delete the sections.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Sections 1207.0 and 1207.1 Temporary Use of Gas. Delete the sections.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(11)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 13:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Sections 1304.5 through 1304.5.3 Construction Documents. Delete the sections.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1320.3 Report Items. Modify the section by deleting “Authority Having Jurisdiction” and inserting “responsible facility authority” in lieu thereof.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(12)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendment shall apply to UPC Chapter 14:
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2\ulc2
Sections 1406.0 through 1406.4 Required Inspection. Delete the sections.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(13)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 15:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1501.3 Permit. Delete the section.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1501.6 Operation and Maintenance Manual. Modify the section by deleting “required to have a permit in accordance with Section 1501.3” from the first sentence.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1501.11.2.1 Visual System Inspection. Modify the subsection by deleting “by the Authority Having Jurisdiction and other authorities having jurisdiction” from the first sentence.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1501.11.2.2 Cross-Connection Test. Modify the subsection by deleting “by the applicant in the presence of the Authority Having Jurisdiction and other authorities having jurisdiction” from the first sentence.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
e.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1501.11.2.3 Discovery of Cross-Connection. Modify the subsection by deleting “in the presence of the Authority Having Jurisdiction.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
f.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1503.2 Permit. Delete the section.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
g.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1504.2 Plumbing Plan Submission. Delete the section.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
h.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1504.5 Initial Cross-Connection Test. Modify the section by deleting “by the applicant in the presence of the Authority Having Jurisdiction and other authorities having jurisdiction,” and by deleting the final sentence (“The test shall be ruled successful by the Authority Having Jurisdiction before final approval is granted.”).
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.4(14)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following amendments shall apply to UPC Chapter 16:
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1602.2 Plumbing Plan Submission. Delete the section.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Section 1602.5 Initial Cross-Connection Test. Modify the section by deleting the second and third sentences (“Before the building is occupied or the system is activated, the installer shall perform the initial cross-connection test in the presence of the Authority Having Jurisdiction and other authorities having jurisdiction. The test shall be ruled successful by the Authority Having Jurisdiction before final approval is granted.”).
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1602.11.2.1 Visual System Inspection. Modify the subsection by deleting “by the Authority Having Jurisdiction and other authorities having jurisdiction.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1602.11.2.2 Cross-Connection Test. Modify the subsection by deleting “by the applicant in the presence of the Authority Having Jurisdiction and other authorities having jurisdiction.”
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
e.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Subsection 1602.11.2.3 Discovery of Cross-Connection. Modify the subsection by deleting “in the presence of the Authority Having Jurisdiction.”
}
\par
\pard\keep\sl180
{\plain\f4\fs16\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 8860B
}
}}
{\plain\f4\fs16\cf2
, IAB 6/16/10, effective 7/21/10;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/1089C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 1089C
}
}}
{\plain\f4\fs16\cf2
, IAB 10/16/13, effective 11/20/13;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2474C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 2474C
}
}}
{\plain\f4\fs16\cf2
, IAB 3/30/16, effective 6/1/16;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/3062C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 3062C
}
}}
{\plain\f4\fs16\cf2
, IAB 5/10/17, effective 6/14/17]
}
\par
\pard\qj\sl250
{\plain\f4\fs21\b\cf2\ulc2
641—25.5
}
{\plain\f4\fs21\b\cf2\ulc2
(105)
}
{\plain\f4\fs21\b\cf2\ulc2
Backflow prevention with containment.
}
{\plain\f4\fs21\b\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Cities with populations of 15,000 or greater as determined by the 2010 census or any subsequent regular or special census shall have a backflow prevention program with containment. The minimum requirements for a program are given in subrules
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
25.5(1)
}
}}
{\plain\f4\fs21\cf2\ulc2
through
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
25.5(5)
}
}}
{\plain\f4\fs21\cf2\ulc2
. These requirements are in addition to the applicable requirements of Section 603 of the Uniform Plumbing Code, 2015 Edition.
}
\par
\pard\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.5(1)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\i\cf2\ulc2
Definitions.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The following definitions are added to those in Chapter 2 and Section 603 of the Uniform Plumbing Code, 2015 Edition, or are modified from those definitions for the purposes of rule
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
641—25.5
}
}}
{\plain\f4\fs21\cf2\ulc2
(105) only.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Administrative authority.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
The administrative authority for this rule is the city council and its designees or, with respect to private water utilities, the Iowa utilities board.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Approved backflow prevention assembly for containment.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Approved backflow prevention assembly for containment means a backflow prevention assembly which is approved by the University of Southern California Foundation for Cross-Connection Control and Hydraulic Research. The approval listing shall include the limitations of use based on the degree of hazard. The backflow prevention assembly shall also be listed by the International Association of Plumbing and Mechanical Officials (IAPMO) or by the American Society of Sanitary Engineering (ASSE) as having met the requirements of one of the standards listed below.
}
\par
\pard\plain\f0\fs18
\par
\trowd\trleft5\trhdr
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrt\brdrs\brdrw10\brdrcf2\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrl\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx3441
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrt\brdrs\brdrw10\brdrcf2\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\qc\li80\ri90\sl200
{\plain\f4\fs18\b\cf2\ulc2
Standard
}
\cell
\pard\intbl\qc\li80\ri80\sl200
{\plain\f4\fs18\b\cf2\ulc2
Product Covered
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/ASSE* 1013-2009
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Reduced Pressure Principle Backflow Preventers
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/ASSE* 1015-2009
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Double Check Backflow Prevention Assembly
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/ASSE* 1047-2009
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Reduced Pressure Detector Backflow Preventer
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
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\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/ASSE* 1048-2009
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Double Check Detector Assembly Backflow Preventer
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrl\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx3441
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/AWWA
}
{\plain\f4\fs14\cf2\ulc2
†
}
{\plain\f4\fs18\cf2\ulc2
C510-07
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Double Check Valve Backflow Prevention Assembly
}
\cell
\row
\trowd\trleft5
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrl\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx3441
\clpadft3\clpadt80
\clpadfb3\clpadb80
\clpadfl3\clpadl80
\clpadfr3\clpadr80
\clvertalt
\clbrdrb\brdrs\brdrw10\brdrcf2\clbrdrr\brdrs\brdrw10\brdrcf2\cellx7205
\pard\intbl\li80\ri90\sl200
{\plain\f4\fs18\cf2\ulc2
ANSI
}
{\plain\f4\fs14\cf2\ulc2
¤
}
{\plain\f4\fs18\cf2\ulc2
/AWWA
}
{\plain\f4\fs14\cf2\ulc2
†
}
{\plain\f4\fs18\cf2\ulc2
C511-07
}
\cell
\pard\intbl\li80\ri80\sl200
{\plain\f4\fs18\cf2\ulc2
Reduced-Pressure Principle Backflow Prevention Assembly
}
\cell
\row
\pard\sb180\qj\sl250
{\plain\f4\fs16\cf2\ulc2
¤
}
{\plain\f4\fs21\cf2\ulc2
American National Standards Institute, 1819 L Street NW, Washington, DC 20036
}
\par
\pard\qj\sl250
{\plain\f4\fs21\cf2\ulc2
*American Society of Sanitary Engineering, 901 Canterbury Road, Suite A, Westlake, OH 44145
}
\par
\pard\qj\sl250
{\plain\f4\fs16\cf2\ulc2
†
}
{\plain\f4\fs21\cf2\ulc2
American Water Works Association, 6666 West Quincy Avenue, Denver, CO 80235
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Approved backflow prevention assembly for containment in a fire protection system.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Approved backflow prevention assembly for containment in a fire protection system means a backflow prevention assembly to be used in a fire protection system which meets the requirements of Factory Mutual Research Corporation (FM) and Underwriters Laboratory (UL) in addition to the requirements of
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
25.5(1)
}
{\plain\f4\fs21\i\cf2\ulc2
“b.”
}
}}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Containment.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Containment is a method of backflow prevention which requires a backflow prevention assembly on certain water services. Containment requires that the backflow prevention assembly be installed on the water service as close to the public water supply main as is practical.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
e.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Customer.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Customer means the owner, operator or occupant of a building or property which has a water service from a public water system, or the owner or operator of a private water system which has a water service from a public water system.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
f.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Degree of hazard.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Degree of hazard means the rating of a cross connection or a water service which indicates if it has the potential to cause contamination (high hazard) or pollution (low hazard).
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
g.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
Water service.
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\cf2\ulc2
Depending on the context, water service is the physical connection between a public water system and a customer’s building, property or private water system, or the act of providing potable water from a public water system to a customer.
}
\par
\pard\keepn\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.5(2)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\i\cf2\ulc2
Proposed water service.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
No person shall install, or cause to have installed, a water service to a building, property or private water system before the administrative authority has evaluated the proposed water service for degree of hazard.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
The administrative authority shall require the submission of plans, specifications and other information deemed necessary for a building, property or private water system to which a water service is proposed. The administrative authority shall review the information submitted to determine if cross connections will exist and the degree of hazard.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
The owner of a building, property or private water system shall install, or cause to have installed, an approved backflow prevention assembly for containment as directed by the administrative authority before water service is initiated.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Reconstruction of an existing water service shall be treated as a proposed water service for the purposes of rule
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
641—25.5
}
}}
{\plain\f4\fs21\cf2\ulc2
(135).
}
\par
\pard\keepn\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.5(3)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\i\cf2\ulc2
Existing water services.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Each customer shall survey the activities and processes which receive water from the water service and shall report to the administrative authority if cross connections exist and the degree of hazard.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
The administrative authority may inspect the plumbing of any building, property and private water system which has a water service to determine if cross connections exist and the degree of hazard.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
If, based on information provided through
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
25.5(3)
}
{\plain\f4\fs21\i\cf2\ulc2
“a”
}
}}
{\plain\f4\fs21\cf2\ulc2
and
}
{\plain\f4\fs21\i\cf2\ulc2
“b,”
}
{\plain\f4\fs21\cf2\ulc2
the administrative authority determines that a water service may contaminate the public water supply, the administrative authority shall require that the customer install the appropriate backflow prevention assembly for containment.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
If a customer refuses to install a backflow prevention assembly for containment when it is required by the administrative authority, the administrative authority may order that water service to the customer be discontinued until an appropriate backflow prevention assembly is installed.
}
\par
\pard\keepn\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.5(4)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\i\cf2\ulc2
Backflow prevention assemblies for containment.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
Backflow prevention assemblies for containment shall be installed immediately following the water meter or as close to that location as deemed practical by the administrative authority.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
A water service determined to present a high hazard shall be protected by an air gap or an approved reduced-pressure principle backflow prevention assembly.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
c.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
A water service determined to present a low hazard shall be protected by an approved double check valve assembly or as in
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/iac/rule/641.25.5.pdf"}{\fldrslt
{\plain\f4\fs21\cf2\ulc2
25.5(4)
}
{\plain\f4\fs21\i\cf2\ulc2
“b.”
}
}}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
d.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
A water service to a fire protection system shall be protected from backflow in accordance with the recommendations of American Water Works Association Manual M14. Where backflow prevention is required for a fire protection system, an approved backflow prevention assembly for containment in a fire protection system shall be used.
}
\par
\pard\keepn\qj\sl250\tx340
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\b\cf2\ulc2
25.5(5)
}
{\plain\f4\fs21\cf2\ulc2
}
{\plain\f4\fs21\i\cf2\ulc2
Backflow incidents.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
a.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
The customer shall immediately notify the agency providing water service when the customer becomes aware that backflow has occurred in the building, property or private water system receiving water service.
}
\par
\pard\qj\sl250\tx340\tx680
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\i\cf2\ulc2
b.
}
{\plain\f4\fs21\cf2\ulc2
\tab
}
{\plain\f4\fs21\cf2\ulc2
The administrative authority may order that a water service be temporarily shut off when a backflow occurs in a customer’s building, property or private water system.
}
\par
\pard\keep\sl180
{\plain\f4\fs16\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 8860B
}
}}
{\plain\f4\fs16\cf2
, IAB 6/16/10, effective 7/21/10;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/1089C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 1089C
}
}}
{\plain\f4\fs16\cf2
, IAB 10/16/13, effective 11/20/13;
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2614C.pdf"}{\fldrslt
{\plain\f4\fs16\b\cf2
ARC 2614C
}
}}
{\plain\f4\fs16\cf2
, IAB 7/6/16, effective 6/15/16]
}
\par
\pard\qj\fi340\sl250
{\plain\f4\fs21\cf2
These rules are intended to implement Iowa Code chapter
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/ico/chapter/105.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
105
}
}}
{\plain\f4\fs21\cf2
as amended by 2013 Iowa Acts, Senate File 427.
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 12/3/81, Notice 9/2/81—published 12/23/81, effective 1/27/82]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 2/24/84, Notice 10/26/83—published 3/14/84, effective 4/18/84]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed emergency 7/11/86 after Notice 4/23/86—published 7/30/86, effective 7/11/86]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed emergency 7/10/87—published 7/29/87, effective 7/10/87]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 1/17/89, Notice 11/16/88—published 2/8/89, effective 3/15/89]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 7/17/92, Notice 1/22/92—published 8/5/92, effective 9/9/92]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 5/13/96, Notice 3/13/96—published 6/5/96, effective 7/10/96]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[Filed 9/14/01, Notice 8/8/01—published 10/3/01, effective 11/19/01]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8860B.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Filed ARC 8860B
}
}}
{\plain\f4\fs21\cf2
(
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/8703B.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Notice ARC 8703B
}
}}
{\plain\f4\fs21\cf2
, IAB 4/21/10), IAB 6/16/10, effective 7/21/10]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/1089C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Filed ARC 1089C
}
}}
{\plain\f4\fs21\cf2
(
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/0811C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Notice ARC 0811C
}
}}
{\plain\f4\fs21\cf2
, IAB 6/26/13), IAB 10/16/13, effective 11/20/13]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2474C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Filed ARC 2474C
}
}}
{\plain\f4\fs21\cf2
(
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2317C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Notice ARC 2317C
}
}}
{\plain\f4\fs21\cf2
, IAB 12/23/15), IAB 3/30/16, effective 6/1/16]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2614C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Filed Emergency ARC 2614C
}
}}
{\plain\f4\fs21\cf2
, IAB 7/6/16, effective 6/15/16]
}
\par
\pard\qc\sl250
{\plain\f4\fs21\cf2
[
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/3062C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Filed ARC 3062C
}
}}
{\plain\f4\fs21\cf2
(
}
{\field{\*\fldinst HYPERLINK "https://www.legis.iowa.gov/docs/aco/arc/2900C.pdf"}{\fldrslt
{\plain\f4\fs21\cf2
Notice ARC 2900C
}
}}
{\plain\f4\fs21\cf2
, IAB 1/18/17), IAB 5/10/17, effective 6/14/17]
}
\par
\pard\sect
}