ARTICLE
VI. INTERNATIONAL PLUMBING CODE
Sec. 8-600.
Adopted; where filed; amendments.
(a) That certain
document known as the "International Plumbing Code, 2006 Edition"
which has been published as a code in book form by the International Code
Council, chapters two through fifteen and appendix chapters C and E, three (3)
copies with amendments of which are on file in the office of the city clerk,
and this same code and appendices are hereby referred to, adopted and made a
part hereof, as if fully set out in this article.
(b) The provisions
of this article, other than subsections (a) and (b) of this section, are
amendments to the International Plumbing Code as now or hereafter adopted in
subsection (a). All sections in this
article, other than subsections (a) and (b) of this section, shall be
considered to be both a part of this code and a part of the International
Plumbing Code.
(Ord. No. 2008.72,
12-11-08)
Charter reference—Adoption by reference, § 2.14.
State law reference—Adoption by
reference, A.R.S. § 9-801 et seq.
Sec. 312. Tests and inspections.
Section 312.1.1 is hereby amended as follows:
312.1.1.
Test gauges. Gauges used for
testing shall be as follows:
1. Tests requiring a pressure of ten (10) psi
(69 kPa) or less shall utilize a testing gauge having increments of 0.10 psi
(0.69 kPa) or less.
2. Tests requiring a pressure of greater than
ten (10) psi (69 kPa) but less than or equal to one hundred (100) psi (689 kPa)
shall utilize a testing gauge having increments of one psi (6.9 kPa) or less.
3. Tests requiring a pressure of greater than
one hundred (100) psi (689 kPa) shall utilize a testing gauge having increments
of two (2) psi (14 kPa) or less.
Pressure
tests required by this code, which are performed utilizing dial gauges, shall
be limited to a gauge having a maximum gauge rating not exceeding twice the
applied test pressure.
(Ord. No. 2008.72,
12-11-08)
Sec. 403. Minimum
plumbing facilities.
Section 403.1 is hereby amended as
follows:
403.1. Minimum number of fixtures. The minimum number of plumbing fixtures shall
be determined by the International Building Code.
(Ord. No. 2008.72,
12-11-08)
Sec. 504. Safety
devices.
Section 504.6.1 is hereby added as follows:
504.6.1. Discharge. The relief valve shall discharge full size to
a safe place of disposal such as, outside the building or an indirect waste
receptor. The discharge pipe shall not
have any trapped sections, shall be installed to drain by gravity flow and
shall terminate atmospherically not less than six (6) inches (152 mm) nor more
than twenty-four (24) inches (610 mm) above the floor or finish grade pointing
downward. The outlet end of the
discharge pipe shall not be threaded and such discharge pipe shall not have a
valve or tee installed.
Section 504.7.1 is hereby amended as follows:
504.7.1. Pan size
and drain. The pan shall not be less
than one and one-half (1.5) inches (38 mm) deep and shall be of sufficient size
and shape to receive all dripping or condensate from the tank or water heater.
The pan shall be drained by an indirect waste pipe having a minimum diameter of
three-fourths (3/4) inch (19 mm) installed with a uniform alignment at a
uniform slope in the direction of discharge of not less than one-eighth (1/8)
unit vertical in twelve (12) units’ horizontal (1-percent slope). Piping for safety drains shall be of those
materials listed in Table 605.4.
(Ord. No. 2008.72,
12-11-08)
Sec. 701.
General.
Section 701.2 is hereby amended as follows:
701.2. Sewer
required. Every building in which
plumbing fixtures are installed and all premises having drainage piping shall
be connected to a public sewer, where available, or an approved private
disposal system in accordance with the Maricopa County Health Department
Environmental Service Division. The
public sewer may be considered as not being available only when so determined
by the Maricopa County Health Department Environmental Service Division.
(Ord. No. 2008.72,
12-11-08)
Sec.
803. Special wastes.
Section 803.2 is hereby amended as follows:
803.2. Neutralizing
device required for corrosive wastes.
Corrosive liquids, spent acids or other harmful chemicals that destroy
or injure a drain, sewer, soil or waste pipe or create noxious or toxic fumes
or interfere with sewage treatment processes shall not be discharged into the
plumbing system without being thoroughly diluted, neutralized or treated by
passing through an approved dilution or neutralizing device. Such devices shall be automatically provided
with sufficient supply of diluting water or neutralizing medium so as to make
the contents non-injurious before discharge into the drainage system. The nature of the corrosive or harmful waste
and the method of its treatment or dilution shall be approved prior to installation. Detailed plans and specifications of the
pretreatment facilities may be required by the water utilities manager or
designate.
(Ord. No. 2008.72,
12-11-08)
Sec. 904. Vent
terminals.
Section 904.1 is hereby amended as follows:
904.1. Roof
extension. All open vent pipes that
extend through a roof shall be terminated at least six (6) inches (152 mm)
above the roof, except that where a roof is to be used for any purpose other
than weather protection, the vent extensions shall be run at least seven (7)
feet (2134 mm) above the roof.
(Ord. No. 2008.72,
12-11-08)
Sec. 1003.
Interceptors and separators.
Section 1003.1 is hereby amended as follows:
Section 1003.1. Where
required. Interceptors and
separators shall be provided, when in the judgment of the water utilities
manager or designate, to prevent the discharge of oil, grease, sand and other
substances harmful or hazardous to the building drainage system, the public
sewer or sewage treatment plant or processes.
Section 1003.2 is hereby amended as follows:
1003.2. Approval. The size, type and location of each
interceptor and of each separator shall be approved by the water utilities
manager or designate and shall be designed and installed in accordance with the
manufacturer’s instructions and the requirements of this section based on the
anticipated conditions of use. Wastes
that do not require treatment or separation shall not be discharged into any
interceptor or separator.
(Ord. No. 2008.72,
12-11-08)
Sec. 1106. Size
of conductors, leaders, scuppers and storm drains.
Section 1106.1 is hereby amended as follows:
1106.1. General. The size of vertical conductors and leaders,
building storm drains, building storm sewers, and any horizontal branches of
such drains or sewers shall be based on an hourly rainfall rate of three (3)
inches per hour.
Section 1106.3 is hereby amended as follows:
Scuppers shall have a minimum vertical dimension of six (6)
inches (152 mm) and a minimum width of one-half (1/2) inch (12.7 mm) per one
hundred (100) square feet (9.29 m²) of tributary area, but not less than six
(6) inches (152 mm).
Where downspouts are used, an overflow opening equal in size
and shape to the roof scupper shall be provided in the downspout, with the
bottom of the opening located between 0 and two (2) inches (51 mm) above the
bottom of the roof scupper.
(Ord. No. 2008.72,
12-11-08)
Sec. 1107.
Secondary (emergency) roof drains.
Section 1107.2 is hereby amended as follows:
1107.2. Separate
systems required. Secondary roof
drain systems shall have the end point of discharge separate from the primary
system. Discharge shall be above grade,
in a location which would normally be observed by the building occupants or
maintenance personnel.
EXCEPTION:
Secondary drains may be connected to the primary drain system at a point
not less than ten (10) feet (3048 mm) below the secondary drain inlet height
when the primary system is designed for a six (6) inch per hour rainfall.
Section 1107.3 is hereby amended as follows:
1107.3. Sizing of secondary drains. Where
roof drains are required, secondary drains having the same size as the roof
drains shall be installed with the inlet flow line located two (2) inches (51 mm) above the low point of the
roof, or overflow scuppers having three (3) times the size of the roof drains
may be installed in the adjacent parapet walls.
Scuppers shall be sized to prevent the depth of ponding water from
exceeding that for which the roof was designed as determined by Section 1101.7,
and the requirements of the International Building Code, Sections 1611.1 and 1611.2. Scuppers shall not have an opening dimension
of less than four (4) inches (102 mm).
The flow through the primary system shall not be considered when sizing
the secondary roof drain system.
(Ord. No. 2008.72,
12-11-08)
Secs. 8-601—8-699.
Reserved.