SPS 382.30(13)(a)
(a) Drain piping located below the ceilings of areas where food, ice or potable liquids are prepared, handled, stored or displayed shall be installed with the least number of joints and shall be installed in accordance with subds.
1. to
5. SPS 382.30(13)(a)1.
1. All pipe openings through floors shall be provided with sleeves bonded to the floor construction and protruding not less than one inch above the top of the finish floor with the space between sleeve and the piping sealed.
SPS 382.30(13)(a)2.
2. Plumbing fixtures, except bathtubs and showers, shall be of the wall mounted type. Bathtubs shall have waste and overflow connections made above the floor and piped to a trap below the floor.
SPS 382.30(13)(a)3.
3. Floor and shower drains installed shall be equipped with integral seepage pans.
SPS 382.30(13)(a)4.
4. Cleanouts for piping shall be extended through the floor construction above.
SPS 382.30(13)(a)5.
5. Piping subject to operation at temperatures that will form condensation on the exterior of the pipe shall be thermally insulated.
SPS 382.30(13)(b)
(b) Where drain piping is located in ceilings of areas where food, ice or potable liquids are prepared, handled stored or displayed, the ceilings shall be of the removable type, or shall be provided with access panels in order to provide an access for inspection of the piping.
SPS 382.30(13)(c)
(c) Exposed drain piping shall not be located over a pool, surge tank or an open filter for a pool except where a trough is installed below exposed drain piping to divert the flow of seepage to a discharge point consistent with Table 382.38-1.
SPS 382.30 Note
Note: See ch.
SPS 382 Appendix for examples of exposed piping considerations.
SPS 382.30(14)(a)2.
2. Be designed and installed in accordance with the manufacturer's instructions.
SPS 382.30(14)(a)3.
3. Include a vacuum generating system, waste collection center, piping network, vacuum valve and control components used to isolate the vacuum piping network from atmospheric pressure and collect waste at the point of origin. If a vacuum system provides the only means of sanitation, then a contingency system set to operate automatically shall be installed.
SPS 382.30(14)(b)1.
1. Include vacuum pumps adequate to create a constant vacuum in the piping network and storage tanks.
SPS 382.30(14)(b)2.
2. Have automated controls for the operating of pumps, collection tanks and alarms.
SPS 382.30(14)(b)4.
4. Be provided with a vacuum pump exhaust vent capable of handling the total air volume of the vacuum pump.
SPS 382.30(14)(c)
(c) Waste collection centers or storage tanks shall do all of the following:
SPS 382.30(14)(c)2.
2. Be designed to withstand 150% of the rated vacuum created by the vacuum generating system without leakage or collapse.
SPS 382.30(14)(d)1.
1. Be designed to withstand 150% of the rated vacuum created by the vacuum generating system without leakage or collapse.
SPS 382.30(14)(e)1.
1. Be installed to isolate the vacuum piping network from atmospheric pressure.
SPS 382.30(14)(e)2.
2. Open automatically when a waste removal cycle is initiated for the fixture.
SPS 382.30(14)(f)
(f) Control components shall include levels indicator switches that automatically control the discharge pumps and provide all of the following warnings of malfunction or blockage:
SPS 382.30 History
History: Cr.
Register, February, 1985, No. 350, eff. 3-1-85; am. Table 82.30-1, (8) (a), (9) (c) (intro.) and 3., and (10) (b) 3. b., r. and recr. (4) (d) 2., Table 82.30-4, (10) (a) 2. b., (11) (intro.) and (f) 2., cr. (8) (a) 1. to 3. and (9) (d), r. (9) (c) 4., renum. (9) (c) 5. to be 4. and am.,
Register, May, 1988, No. 389, eff. 6-1-88; r. and recr. (4) (d), am. Table 82.30-3 and 82.30-7, r. (11) (intro.), renum. (11) (a) to (f) to be (b) to (g), cr. (11) (a) and (12) (f),
Register, August, 1991, No. 428, eff. 9-1-91; am. Table 82.30-1,
Register, April, 1992, No. 436, eff. 5-1-92; am. (7) (a) and (b), (11) (c) 1. a., (12) (e) 1. and Table 82.30-1, cr. (10) (a) 5., r. (11) (b) 1. b., renum. (11) (b) 1. c. to be (11) (b) 1. b.,
Register, February, 1994, No. 458, eff. 3-1-94;
reprinted to restore dropped copy in (10) (b) 3. b.,
Register, July, 1994, No. 463; corrections in (11) (f) and (12) (g) made under s. 13.93 (2m) (b) 7., Stats.,
Register, April, 1998, No. 508; am. (11) (g) 2.,
Register, April, 2000, No. 532, eff. 7-1-00;
CR 02-002: am. (4) (d) 5., (5) (b) 2. b., (c) 2., (10) (a) 2., (b) 4. b., (11) (b) 1. a., (c) 2. a. to c., 3. (intro.), (g) 2., (12) (f) (intro.) and 1., and Tables 82.30-1, 2, 3, 5 and 6, cr. (10) (b) 2. d., (c), (d), (11) (b) 3. b. and (c) 2. e., r. and recr. (11) (a) 2., (d), and (12) (f) 2., renum. (11) (b) 3., (c) 3. b. and c. to be (11) (b) 3. a., (c) 3. c. and d.,
Register April 2003 No. 568, eff. 5-1-03;
CR 04-035: r. (3) (b) 32. a., am. Table 82.30-1
Register November 2004 No. 587, eff. 12-1-04;
CR 07-069: cr. (11) (h)
Register February 2008 No. 626, eff. 3-1-08;
CR 08-055: am. (3), (6) (a) 2., (b) 1. to 3., (10) (a) 1., Tables 82.30-1 and 82.30-3, r. (4) (b), renum. (4) (c) to (e) and (11) (h) 1. g. to i. to be (4) (b) to (d), and (11) (h) 1. h. to j., r. and recr. (6) (b) 4., 5., (11) (e) 2., 3., (f) 2. and Table 82.30-2, cr. (11) (h) 1. g.
Register February 2009 No. 638, eff. 3-1-09; correction in (6) (a) made under s. 13.92 (4) (b) 1., Stats.,
Register February 2009 No. 638;
CR 10-064: am. (6) (a) 2., (b) (intro.), 5. a., Table 82.30-2, cr. (6) (c)
Register December 2010 No. 660, eff. 1-1-11; correction in (2), (3) (a) 1., 2., (4) (a) 1., (c) 4., (5) (b) 1., 2. a., (c) 1., (6) (a) 2., (b) 5. a., b., (c), (8) (a), (9) (d), (10) (a) 3., 4., (d) 1. b., (11) (c) 2. d., 3. a., b., c., (g) 2., (h) 1. f., (12) (c), Table 328.30-1, Table 328.30-2 made under s. 13.92 (4) (b) 7., Stats.,
Register December 2011 No. 672;
CR 23-006: am. (4) (a), Table 382.30-1, (10) (a) 2. (intro.), c., (c) (intro.), (d) (intro.), (11) (c) 2. e., cr. (12) (f) 3., am. (13) (c), (14) Register September 2023 No. 813, eff. 10-1-23; correction in (4) (a) 1., (16) (e) made under s. 35.17, Stats., Register September 2023 No. 813. SPS 382.31(1)(1)
Scope. The provisions of this section set forth the requirements for the design and the installation of vents and venting systems.
SPS 382.31(2)
(2)
Materials. All vents and venting systems shall be constructed of approved materials in accordance with ch.
SPS 384.
SPS 382.31(3)(a)(a) Vents. Every trap and trapped plumbing fixture shall be provided with an individual vent, except as otherwise permitted in this chapter. Vents and venting systems shall be designed and installed so that the water seal of a trap shall be subject to a maximum pneumatic pressure differential equal to one inch of water column.
SPS 382.31(3)(b)
(b) Main stack. Each gravity-flow sanitary building sewer shall be served by at least one stack which extends from a building drain to a vent terminal or vent header. The stack shall be not less than 3
‶ in diameter from the building drain to the vent terminal or vent header.
SPS 382.31(4)(a)
(a) Where required. A vent stack and a stack vent shall be installed to serve any drain stacks of 5 or more branch intervals.
SPS 382.31(4)(b)1.1. The connection of the vent stack to a drain stack shall be at or below the lowest branch drain connection to the drain stack. The connection to the drain stack shall be by means of a wye pattern fitting installed in a vertical portion of the stack.
SPS 382.31(4)(b)2.c.
c. Connect to a stack vent at least 6" above the flood level rim of the highest fixture discharging into a drain stack.
SPS 382.31(4)(b)3.
3. Vent stacks and stack vents may connect into a common vent header and then shall extend to a vent terminal.
SPS 382.31(4)(b)4.
4. The connection of a vent stack with another vent may not be less than 38
‶ above the next higher floor level where the plumbing fixtures are vented, but in no case lower than 2" above the elevation of the highest flood level rim of any fixture served by the vent.
SPS 382.31 Note
Note: See ch.
SPS 382 Appendix for further explanatory material.
SPS 382.31(5)(a)1.1. Except as permitted in subd.
2., where a horizontal branch connects to a drain stack within 2 feet above or below an offset with a change of direction of 30 to 45
° from the vertical and the offset is located below 5 or more branch intervals, the offset shall be vented in accordance with par.
(b) 1. to
3. SPS 382.31(5)(a)2.
2. Where the drain stack and offset are sized as building drain as per Table 382.30–3, the vents serving the offset of 30 to 45
° in a drain stack are not required.
SPS 382.31(5)(b)
(b) Vents serving offsets of more than 45o in drain stacks. Offsets of more than 45
o in drain stacks shall be vented where 5 or more branch intervals are located above the offset. The offset shall be vented by venting the upper and lower section of the stack.
SPS 382.31(5)(b)1.
1. `Upper section.' The upper section of the stack shall be vented as a separate stack with a vent stack connection installed in accordance with sub.
(4). The offset shall be considered the base of the stack.
SPS 382.31(5)(b)2.
2. `Vent connection above offset.' The vent stack shall connect with a wye pattern fitting above the stack offset and at or below the lowest drain branch above the offset.
SPS 382.31(5)(b)3.
3. `Lower section.' The lower section of the stack shall be vented by a yoke vent connecting below the offset above or at the next lower horizontal branch.
SPS 382.31(5)(b)3.a.
a. Except as provided in subd.
3. b., the connection of the yoke vent to the drain stack shall be by means of a wye pattern fitting.
SPS 382.31(5)(b)3.c.
c. The connection of the yoke vent to another vent shall not be less than 38 inches above the next higher floor level where plumbing fixtures are installed that discharge into the drain stack.
SPS 382.31(6)
(6)
Relief vents for stacks of more than 10 branch intervals. SPS 382.31(6)(a)(a) Drain stacks of more than 10 branch intervals shall be provided with a relief vent at each tenth interval installed.
SPS 382.31(6)(b)
(b) The lower end of the relief vent required in par.
(a) shall connect to the stack by use of a wye pattern fitting below the horizontal branch serving that floor.
SPS 382.31(6)(c)
(c) The upper end of the relief vent required in par.
(a) shall connect to the vent stack not less than 38 inches above the next higher floor level where plumbing fixtures are installed that discharge into the drain stack.
SPS 382.31(7)
(7)
Relief vents for building drains. A building drain with a change in elevation of 12 feet or more and at an angle of 45
° or more from the horizontal shall be provided with a relief vent.
SPS 382.31(7)(a)
(a) The connection of the relief vent to the building drain shall be by means of a wye pattern fitting installed within 2 feet upstream of the top of the change in elevation.
SPS 382.31(7)(b)
(b) The connection of the relief vent to another vent shall be not less than 38" above the next higher floor level where plumbing fixtures are installed that discharge through the building drain.
SPS 382.31 Note
Note: See ch.
SPS 382 Appendix for further explanatory material.
SPS 382.31(8)(a)
(a) Interior sanitary sumps. Sanitary sumps shall be provided with a vent connecting either to the sump above the drain inlet or to the drain inlet within 12" of the sump.
SPS 382.31(8)(b)
(b) Exterior sanitary sumps. Sanitary sumps shall be provided with a vent that terminates in accordance with sub.
(16) (h).
SPS 382.31(9)(a)(a) Developed length between vent and trap. Each fixture trap shall be protected with a vent located in accordance with the provisions of subds.
1. and
2. SPS 382.31(9)(a)1.
1. Each fixture trap which is not an integral part of the fixture shall be protected with a vent so located that the developed length of the fixture drain piping from the trap weir to the vent connection is within the limits set forth in Table 382.31-1.
SPS 382.31(9)(a)2.
2. Each fixture trap which is an integral part of the fixture shall be protected with a vent so located that the developed length of the fixture drain piping from fixture outlet to the vent connection is within the limits set forth in Table 382.31-1. For a floor outlet water closet or similar fixture, the point where the fixture drain piping turns horizontal shall be considered as the fixture outlet.
SPS 382.31(9)(b)
(b) Minimum distance. A vent shall not connect to a fixture drain within the distance equal to 2 diameters of the drain piping from the weir of a trap.
