Page 122 - 2018_IPC

NONPOTABLE WATER SYSTEMS

1303.15.3 Collection pipe and vent test. Drain, waste and SECTION 1304
vent piping used for rainwater collection and conveyance RECLAIMED WATER SYSTEMS
systems shall be tested in accordance with Section 312. 1304.1 General. The provisions of this section shall govern
1303.15.4 Storage tank test. Storage tanks shall be tested the construction, installation, alteration and repair of systems
in accordance with Section 1301.9.10. supplying nonpotable reclaimed water.
1303.15.5 Water supply system test. The testing of 1304.2 Water pressure-reducing valve or regulator.
makeup water supply piping and distribution piping shall Where the reclaimed water pressure supplied to the building
be conducted in accordance with Section 312.5. exceeds 80 psi (552 kPa) static, a pressure-reducing valve
shall be installed to reduce the pressure in the reclaimed
1303.15.6 Inspection and testing of backflow preven- water distribution system piping to 80 psi (552 kPa) static or
tion assemblies. The testing of backflow preventers and less. Pressure-reducing valves shall be specified and installed
backwater valves shall be conducted in accordance with in accordance with Section 604.8.
Section 312.10.
1304.3 Reclaimed water systems. The design of the
1303.15.7 Inspection of vermin and insect protection. reclaimed water systems shall conform to accepted engineer-
Inlets and vents to the system shall be inspected to verify ing practice.
that each is protected to prevent the entrance of insects and 1304.3.1 Distribution pipe. Distribution piping shall
vermin into the storage tank and piping systems in accor- comply with Sections 1304.3.1.1 through 1304.3.1.3.
dance with Section 1301.7.
Exception: Irrigation piping located outside of the
1303.15.8 Water quality test. The quality of the water for building and downstream of a backflow preventer.
the intended application shall be verified at the point of 1304.3.1.1 Materials, joints and connections. Distri-
use in accordance with the requirements of the jurisdic- bution piping conveying reclaimed water shall conform
tion.
to standards and requirements specified in Section 605
1303.15.9 Collected raw rainwater quality. ASTM for nonpotable water.
E2727 shall be used to determine what, if any, site condi- 1304.3.1.2 Design. Distribution piping systems shall be
tions impact the quality of collected raw rainwater and designed and sized in accordance with Section 604 for
whether those site conditions require treatment of the raw the intended application.
water for the intended end use or make the water unsuit- 1304.3.1.3 Labeling and marking. Nonpotable distri-
able for specific end uses.
bution piping labeling and marking shall comply with
1303.16 Operation and maintenance manuals. Operation Section 608.9.
and maintenance manuals shall be supplied with rainwater 1304.4 Tests and inspections. Tests and inspections shall be
collection and conveyance systems in accordance with Sec- performed in accordance with Sections 1304.4.1 and
tions 1303.16.1 through 1303.16.4. 1304.4.2.
1303.16.1 Manual. A detailed operations and mainte- 1304.4.1 Water supply system test. The testing of
nance manual shall be supplied in hardcopy form with all makeup water supply piping and reclaimed water distribu-
systems. tion piping shall be conducted in accordance with Section
1303.16.2 Schematics. The manual shall include a 312.5.
detailed system schematic, and locations and a list of all 1304.4.2 Inspection and testing of backflow prevention
system components, including manufacturer and model assemblies. The testing of backflow preventers shall be
number. conducted in accordance with Section 312.10.
1303.16.3 Maintenance procedures. The manual shall
provide a maintenance schedule and procedures for all
system components requiring periodic maintenance. Con-
sumable parts, including filters, shall be noted along with
part numbers.
1303.16.4 Operations procedures. The manual shall
include system startup and shutdown procedures, as well
as detailed operating procedures.

2018 INTERNATIONAL PLUMBING CODE ® 105
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