SPS 384.30(4)
(4) Water supply systems. Water supply systems shall be of such material and workmanship as set forth in this subsection. All materials in contact with water, in a water supply system, shall be suitable for use with the water within the system. All pipes and pipe fittings for water supply systems shall be made of a material that contains a weighted average of not more than 0.25 percent lead in the wetted surface material.
SPS 384.30(4)(a)
(a) Water quality. A water supply system shall be resistive to corrosive action and degrading action from the water being conveyed. Potable water storage tanks shall conform to s.
NR 812.33.
SPS 384.30(4)(b)
(b) Soil and groundwater. The installation of water supply systems shall be prohibited in soil and groundwater that is contaminated with solvents, fuels, organic compounds or other detrimental materials which will cause permeation, corrosion, degradation, or structural failure of the piping material.
SPS 384.30(4)(b)1.
1. Where detrimental conditions are suspected, a chemical analysis of the soil and groundwater conditions shall be required to ascertain the acceptability of the proposed water supply system materials for the specific installation.
SPS 384.30(4)(b)2.
2. Where a detrimental condition exists, no underground water supply system may be installed until the detrimental condition can be:
SPS 384.30(4)(b)2.b.
b. Identified and the pipe and joining method can be proven resistant to the detrimental condition; or
SPS 384.30(4)(b)2.c.
c. Avoided by choosing an alternate route that will not be affected by the detrimental condition.
SPS 384.30(4)(c)
(c) Certification of plastic pipe. Plastic pipe for a water supply system shall be certified for potable water contact by a nationally recognized listing agency acceptable to the department.
SPS 384.30 Note
Note: For a listing of nationally recognized agencies acceptable to the department, see ch.
SPS 384 Appendix A-384.11.
SPS 384.30(4)(d)1.1. Water service pipe and private water mains shall conform to one of the standards listed in Table 384.30-7. Pipe and tubing for water services and private water mains shall have a minimum working pressure of 150 psig at 73.4
°F.
SPS 384.30(4)(d)2.
2. A local governmental unit may by ordinance restrict the types of materials for water services and private water mains which are to be located within or beneath an area subject to an easement for a highway, street or public service right-of-way. Before adopting an ordinance restricting the types of materials for water services, the local governmental unit shall submit a copy of the proposed ordinance to the department for review and approval.
SPS 384.30(4)(d)3.
3. Materials for combination water services and combination private water mains shall comply with NFPA 24 and the provisions specified in par.
(d).
SPS 384.30(4)(e)1.1. Except as provided in subd.
2. or
3., water distribution pipe shall have a minimum working pressure of 100 psig at 180
°F and shall conform to one of the standards listed in Table 384.30-8
SPS 384.30(4)(e)2.
2. Cold water distribution pipe installed underground shall have a minimum working pressure of 150 psig at 73.4
°F and shall conform to one of the standards listed in Table 384.30-7 or 384.30-8.
SPS 384.30 Note
Note: Portions of a water supply system that supply water to a water-based fire protection system are to also conform to chs.
SPS 361 to
365.
SPS 384.30(4)(e)3.
3. Pipe and tubing for cold water distribution systems downstream of water treatment devices designed to serve fixtures, appliances and devices that provide
<1 gpm at each outlet shall conform to one of the standards listed in Table 384.30-8 or 384.30-11, and shall have a minimum working pressure of 100 psig at 73.4
°F.
SPS 384.30(4)(e)4.
4. Plastic pipe and tubing for water distribution systems downstream of water treatment devices designed to serve fixtures, appliances and devices that provide
<1 gpm at each outlet shall be marked at intervals not to exceed 4 feet with the following information:
SPS 384.30(4)(f)
(f) Used piping. Piping which has been used for any other purpose than conveying potable water may not be used for water supply systems.
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SPS 384.30 Note
a. Plastic water service systems shall be installed in accordance with ASTM D2774.
SPS 384.30 Note
b. Copper tubing, type M, may not be installed underground.
SPS 384.30 Note
c. Copper pipe or tubing shall not be installed if the pH of the water to be conveyed is 6.5 or less.
SPS 384.30 Note
a. Plastic pipe and tubing installed underground shall be in accordance with ASTM D2774.
SPS 384.30 Note
b. Copper tubing, type M, may not be installed underground.
SPS 384.30 Note
c. Use is limited to pipe 2
1/2 inches or less in diameter for sch 80 and 1 inch or less in diameter for sch 40.
SPS 384.30 Note
d. Use is limited to pipe with a SDR 11 or less.
SPS 384.30 Note
e. Copper pipe or tubing shall not be installed if the pH of the water to be conveyed is 6.5 or less.
SPS 384.30 Note
f. Use is limited to cold water distribution only.
SPS 384.30 Note
g. May not be threaded.
SPS 384.30(5)(a)
(a) Fittings. Pipe fittings shall conform to the pipe material standards listed in this chapter or one of the standards listed in Table 384.30-11. Threaded drain pipe fittings shall be of the recessed drainage type.
SPS 384.30(5)(b)1.1. Control valves for water services and private water mains shall be designed and constructed to withstand a minimum pressure of 125 psig at 73.4
°F.
SPS 384.30(5)(b)2.
2. Control valves for water distribution systems shall be designed and constructed to withstand a minimum pressure of 100 psig at 180
°F.
SPS 384.30(5)(b)3.
3. Except for a valve integral to a device, a control valve which serves 2 or more plumbing fixtures shall have, with the valve in a fully open position, a flow through passageway of not less than one nominal pipe size smaller than the nominal size of the piping connecting to the valve.
SPS 384.30(5)(b)4.
4. A control valve which serves 2 or more plumbing fixtures may not be a globe type valve.
SPS 384.30(5)(c)2.
2. Relief valves and automatic gas shutoff devices for hot water supply systems shall conform to ANSI Z21.22.
SPS 384.30(5)(c)3.
3. Backwater valves shall conform to ASME A112.14.1, CAN/CSA B181.1 or CAN/CSA B181.2.
SPS 384.30(5)(c)4.
4. Atmospheric type vacuum breakers shall conform to ASSE 1001 and CAN/CSA B64.1.1.
SPS 384.30(5)(c)5.
5. Water pressure reducing valves and strainers for water pressure reducing valves for domestic water supply systems shall conform to ASSE 1003.
SPS 384.30(5)(c)6.
6. Hose connection vacuum breakers shall conform to ASSE 1011 or CAN/CSA B64.2.
SPS 384.30(5)(c)7.
7. Backflow preventers with an intermediate atmospheric vent shall conform to ASSE 1012 and dual check type atmospheric port backflow preventers shall conform to CAN/CSA B64.3.
SPS 384.30(5)(c)8.
8. Reduced pressure backflow preventers and reduced pressure fire protection principle backflow preventers, or backflow preventers, reduced pressure principle type (RP) shall conform with ASSE 1013 or CAN/CSA B64.4.
SPS 384.30 Note
Note: Reduced pressure backflow preventers and reduced pressure detector fire protection backflow preventers are not permitted for cross connection control.
SPS 384.30(5)(c)9.
9. Double check backflow prevention assemblies shall conform to ASSE 1015 or CAN/CSA B64.5.
SPS 384.30 Note
Note: Double check fire protection backflow preventer assemblies are not permitted for cross connection control.
SPS 384.30(5)(c)10.
10. Individual thermostatic, pressure balancing, and combination pressure balancing and thermostatic control valves serving individual showers shall conform to ASSE 1016 or CAN/CSA B125.
SPS 384.30(5)(c)12.
12. Vacuum breaker wall hydrants, freeze resistant automatic draining type shall conform to ASSE 1019, types A, or B, or C.
SPS 384.30(5)(c)13.
13. Pressure vacuum breaker assemblies shall conform to ASSE 1020 or CAN/CSA B64.1.2.
SPS 384.30(5)(c)14.
14. Laboratory faucet backflow preventers shall conform to ASSE 1035 and laboratory faucet type vacuum breakers shall conform to CAN/CSA B64.7.
SPS 384.30(5)(c)15.
15. Reduced pressure detector fire protection, backflow prevention assemblies shall conform to ASSE 1047.
SPS 384.30(5)(c)16.
16. Double check detector assembly backflow preventers shall conform to ASSE 1048.
SPS 384.30(5)(c)19.
19. Backflow preventers for carbonated beverage machines shall conform to ASSE 1022.
SPS 384.30(5)(c)20.
20. Dual check backflow preventers in freeze resistant types of wall hydrants shall conform to ASSE 1053.
SPS 384.30(5)(c)21.
21. Trap seal primer valves, drainage and electric types, shall conform to ASSE 1044.
SPS 384.30(5)(d)
(d) Pipe saddles in drainage systems. Pipe saddles shall be installed in accordance with the instructions of the saddle manufacturer and conform to all of the following limitations:
SPS 384.30(5)(d)1.
1. Pipe saddles may be installed on private interceptor main sewers, building sewers, underground drain and vent pipe and tubing, and where otherwise approved by the department.
SPS 384.30(5)(d)3.
3. The material of the saddle shall be compatible with the materials of the pipes which are to be connected to the saddle.
SPS 384.30(5)(d)4.
4. The hole in the pipe which is to receive the saddle shall be drilled or cored to match the saddle outlet.
SPS 384.30(5)(d)5.
5. Straps or clamps which wrap around the pipe and saddle shall be provided by the manufacturer of the saddle.
SPS 384.30(5)(d)6.
6. Saddles shall be installed with straps or clamps which wrap around the pipe and saddle.
SPS 384.30 Note
a These materials are approved for cold water use only.
SPS 384.30 Note
b Copper tubing, Type M, shall not be installed underground.
SPS 384.30 Note
c Copper pipe or tubing shall not be installed if the pH of the water to be conveyed is 6.5 or less.
SPS 384.30(6)(a)
(a) Sheet lead. Sheet lead for the following uses may not weigh less than indicated in subds.
1. and
2. SPS 384.30(6)(a)1.
1. Site-fabricated flashings for vent pipes, 3 pounds per square foot; and
SPS 384.30(6)(b)1.1. Copper or tubular brass traps and fixture drain connection fittings shall be at least of 20 gage material.
SPS 384.30(6)(c)
(c) Sheet copper. Sheet copper for the following uses may not weigh less than indicated in subds.
1. and
2. and shall conform to ASTM B152.