SPS 382.33(9)(f)4. 4. A drain serving an elevator pit that discharges to a sump shall have a submerged inlet constructed to maintain a minimum 6 trap seal.
SPS 382.33(9)(f)5. 5. A sump located in an elevator pit may only receive storm or clear water waste from the elevator pit or the elevator machine room, or both.
SPS 382.33 Note Note: See ch. SPS 382 Appendix for further explanatory material.
SPS 382.33(9)(g) (g) Food handling establishments. Plumbing fixtures, devices and appurtenances installed in food handling establishments engaged in the storage, preparation, selling, serving or processing of food shall be installed in accordance with this paragraph.
SPS 382.33(9)(g)1. 1. `Bar and soda fountain sinks.' Where a bar or soda fountain sink is so located that the trap for the sink cannot be vented as specified in s. SPS 382.31, the sink drain shall discharge to the sanitary drain system through indirect waste piping.
SPS 382.33(9)(g)1.a. a. Where the indirect waste piping is not trapped, the wastes shall be discharged by means of an air-gap.
SPS 382.33(9)(g)1.b. b. Where the indirect waste piping is trapped, the wastes shall be discharged by means of an air-gap or air-break.
SPS 382.33(9)(g)2. 2. `Beer taps, coffee makers, glass fillers and soda dispensers.' The drip pan from a beer tap, coffee maker, glass filler, soda dispenser or similar equipment shall discharge to the sanitary drain system through indirect waste piping by means of an air-break or air-gap.
SPS 382.33(9)(g)3. 3. `Novelty boxes, ice compartments and ice cream dipper wells.' Novelty boxes, ice compartments and ice cream dipper wells shall discharge to the sanitary drain system through indirect waste piping by means of an air-gap.
SPS 382.33(9)(g)3.a. a. The indirect waste piping shall not exceed 30" in length.
SPS 382.33(9)(g)3.b. b. The indirect waste piping draining a novelty box or ice compartment may not discharge or connect to the indirect waste piping or local waste piping of any other fixture, appliance or device other than a novelty box or ice compartment.
SPS 382.33(9)(g)4. 4. `Refrigerated food storage rooms, compartments and display cases.' Drains serving refrigerated food storage rooms, compartments or display cases shall discharge to the sanitary drain system through indirect waste piping. The indirect waste piping shall drain by gravity to a receptor by means of an air-gap or air-break. Where an air-break is installed, the flood level rim of the receptor shall be at least 2" below the top of the fixture strainer or drain opening in the refrigerated room, compartment or display case.
SPS 382.33(9)(g)5. 5. `Enclosed food processing equipment.' Coffee urns, egg boilers, potato peelers, steam kettles, steam tables, vending machines and similar types of enclosed food processing equipment shall be discharged to the sanitary drain system through indirect waste piping by means of an air-gap.
SPS 382.33(9)(g)6. 6. `Food preparation.' Open culinary sink compartments for thawing or washing food shall discharge to the sanitary drain system through an independent connection by means of an air-gap. The fixture drain upstream of the air-gap shall not exceed a length of 30.
SPS 382.33 Note Note: See ch. SPS 382 Appendix for further explanatory material.
SPS 382.33(9)(h) (h) Sterilizers. Appliances, devices or apparatus, such as stills, sterilizers and similar equipment requiring waste connections and used for sterile materials, shall discharge through indirect waste piping to the sanitary drain system by means of an air-gap.
SPS 382.33 Note Note: See s. SPS 382.50 regarding sterilizer wastes.
SPS 382.33(9)(i) (i) Cross connection control devices or assemblies. Where a receptor is provided, the vent port discharge from cross connection control devices or assemblies shall discharge to the receptor by means of an air-gap.
SPS 382.33(9)(j) (j) Vacuum systems—central units. Central vacuum units shall discharge by means of an air-gap or air break.
SPS 382.33(9)(k) (k) Swimming pools.
SPS 382.33(9)(k)1.1. The backwash and drain wastewater from a swimming pool, wading pool or whirlpool shall discharge in accordance with Table 382.38-1.
SPS 382.33(9)(k)2. 2. The discharge from deck drains serving indoor pools shall be directed to the sanitary sewer via an air-gap.
SPS 382.33(9)(k)3. 3. The discharge from deck drains serving outdoor pools shall be directed to the storm sewer by way of an air-gap or to grade.
SPS 382.33(9)(k)4. 4. The requirements for sewer connections as specified in ch. SPS 390 applies to all public swimming pools.
SPS 382.33(10) (10)Water treatment devices.
SPS 382.33(10)(a)(a) The waste discharge of a water treatment device to the drain system shall be protected in accordance with s. SPS 382.41 with respect to cross connection control.
SPS 382.33(10)(b) (b) The indirect waste piping or tubing from a water treatment device shall be of a material conforming to one or more of the standards listed in Tables 384.30-8 or 384.30-11.
SPS 382.33 Note Note: For appliances, devices and equipment not included in this section or other sections contact the department for information and proposed installation review.
SPS 382.33 History History: Cr. Register, February, 1985, No. 350, eff. 3-1-85; r. and recr. Table 82.33-1 and (9) (g) 5., cr. (8) (c) 3., (9) (g) 6. and (k), Register, May, 1988, No. 389, eff. 6-1-88; r. and recr., (3), am. (9) (c) 1. a., (d) 2. and (g) 4., Register, August, 1991, No. 428, eff. 9-1-91; am. (8) (d) 1., 2. and (9) (g) 3. b., r. (9) (k), cr. (10), Register, February, 1994, No. 458, eff. 3-1-94; correction in (9) (i) 5., made under s. 13.93 (2m) (b) 7., Stats., Register, February, 1994, No. 458; r. and recr. (9) (f), Register, April, 1998, No. 508, eff. 5-1-98; correction in (9) (i) 5. made under s. 13.93 (2m) (b) 7., Stats., Register, April, 1998, No. 508; r. and recr. (9) (i), cr. Table 82.33-3, Register, December, 2000, No. 540, eff. 1-1-01; CR 02-002: am. (5) (a) 2., (7) (b), (9) (c) 1. b., (e), (g) 6., renum. (8) (a) 1., (9) (a) 2. and (10) to be (8) (a), (9) (a) 2. a. and (10) (a) and am. (9) (a) 2. a., r. (8) (a) 2., r. and recr. (8) (c), (d), (9) (b), (d) 1. and (i), cr. (9) (a) 2. b., (c) 1. c., and (10) (b) Register April 2003 No. 568, eff. 5-1-03; CR 02-129: am. (9) (c) 1. b., r. (9) (d) 3. and table 82.33-3, cr. (9) (k) Register January 2004 No. 577, eff. 2-1-04; CR 08-055: r. and recr. (7) (a), cr. (8) (d) 6. and 7., am. (9) (c) 1. a., b. and (f) 1., r. (9) (c) 1. c. Register February 2009 No. 638, eff. 3-1-09; correction in (8) (d) (intro.) made under s. 13.92 (4) (b) 7., Stats., Register February 2009 No. 638; CR 10-064: am. Table 82.33-2 Register December 2010 No. 660, eff. 1-1-11; correction in (1) (b), (2), (3) (intro.), (5) (a) 1., 2., (b), (9) (c) 2. a., 3. c., (f) 1., (g) 1., (k) 1., 4., (10) (a), (b) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.
SPS 382.34 SPS 382.34Wastewater treatment and holding devices.
SPS 382.34(1)(1)Scope. The provisions of this section set forth the requirements for design and installation of plumbing wastewater treatment and holding devices, appurtenances and systems, including but not limited to interceptors, catch basins, decontamination tanks and dilution and neutralizing basins.
SPS 382.34(2) (2)Materials. All piping, devices and appliances for wastewater treatment and holding devices, appurtenances and systems shall be of approved materials in accordance with ch. SPS 384.
SPS 382.34(3) (3)General. Any deleterious waste material which is discharged into a plumbing system shall be directed to a wastewater treatment or holding device. The wastewater treatment or holding device shall be capable of separating, diluting or neutralizing the deleterious waste material to a degree that the wastewater is no longer deleterious. Wastewater treatment or holding devices that retain any waste materials shall be designed and installed to facilitate periodic removal or treatment, or both.
SPS 382.34(3)(a) (a) Treatment for reuse.
SPS 382.34(3)(a)1.1. Except as limited in subd. 2., graywater, storm water, clear water, blackwater and other wastewaters as approved by the department may be reused in conformance with s. SPS 382.70.
SPS 382.34(3)(a)2. 2. Except as provided in subd. 3., wastewater discharged from water closets or urinals shall not be reused for drinking water.
SPS 382.34(3)(a)3. 3. All treatment works permitted by the department of natural resources, or a POWTS which includes an in situ soil dispersal or treatment component may treat wastewater discharged from water closets or urinals for reuse.
SPS 382.34(3)(b) (b) Deleterious waste materials. For the purpose of this subsection, deleterious waste materials include any waste material, other than that from dwelling units, which may:
SPS 382.34(3)(b)1. 1. Congeal, coagulate or accumulate in drains and sewers, thereby, creating stoppages or retarding the discharge flow;
SPS 382.34(3)(b)2. 2. Retard or interfere with municipal sewage treatment processes;
SPS 382.34(3)(b)3. 3. Pass through a treatment process and pollute the watercourse receiving the treatment effluent;
SPS 382.34(3)(b)4. 4. Create explosive, flammable, noxious, toxic or other hazardous mixtures of materials; or
SPS 382.34(3)(b)5. 5. Damage, destroy or deteriorate sewers or piping materials or structures.
SPS 382.34 Note Note: See ch. ATCP 93 as to flammable, combustible, and hazardous liquids.
SPS 382.34(3)(c) (c) Private systems. The special or industrial wastes from any plumbing system shall be treated, held or dispersed in compliance with the rules of the state agency having jurisdiction. The treatment, holding or dispersal system shall be installed so as not to endanger any water supply which is or may be used or which may create a nuisance, unsanitary conditions or water pollution.
SPS 382.34(3)(d) (d) Velocity control. Interceptors, catch basins and other similar devices shall be designed, sized and installed so that flow rates shall be developed and maintained in a manner that solid and floating materials of a harmful, hazardous or deleterious nature will be collected in the interceptor for disposal.
SPS 382.34(3)(e) (e) Maintenance. All devices installed for the purpose of intercepting, separating, collecting, holding or treating harmful, hazardous or deleterious materials in liquid or liquid-borne wastes shall be operated and cleaned of intercepted or collected materials or of any residual from treatment at such intervals which may be required to prevent their passage through the interceptor.
SPS 382.34(3)(f) (f) Service reassembly. Any fixed orifice, vent or trap of an interceptor, catch basin or other similar device shall remain intact and shall not be removed or tampered with except for cleaning purposes. After service, all parts of the interceptor, collector or treatment device, such as baffles, weirs, orifice plates, channels, vents, traps, tops, and fastening bolts or screws shall be replaced in proper working position.
SPS 382.34(3)(g) (g) Location.
SPS 382.34(3)(g)1.1. Wastewater holding devices, interceptors, catch basins and other similar devices shall be accessible for service, maintenance, repair and inspection.
SPS 382.34(3)(g)1.a. a. No wastewater holding device, interceptor, catch basin or similar device may be surrounded or covered as to render it inaccessible for service or inspection.
SPS 382.34(3)(g)1.b. b. No wastewater holding device, interceptor, catch basin or similar device may have its top located more than 6 feet above the surrounding floor.
SPS 382.34(3)(g)1.c. c. Enough space shall be provided to enable the removal of any interior parts of the wastewater holding device, interceptor, catch basin or similar device.
SPS 382.34(3)(g)1.d. d. At least 18 inches of clear space shall be provided above the top of the wastewater holding device, interceptor, catch basin or similar device.
SPS 382.34(3)(g)2. 2. An exterior wastewater holding device, interceptor, catch basin or similar device shall not be located within 5 feet of a building or any portion of a building or swimming pool; 10 feet of water service; 2 feet of a lot line and 10 feet of a clearwater cistern.
SPS 382.34(3)(g)3. 3. An exterior wastewater holding device, interceptor, catch basin, or similar device shall not be located within 10 feet of the high water mark of a lake, stream, pond or flowage.
SPS 382.34 Note Note: The department of natural resources under chs. NR 811 and 812 may require additional setbacks. See ch. SPS 382 Appendix for further explanatory material.
SPS 382.34(3)(h) (h) Disposition of retained materials. Deleterious waste materials retained by a wastewater holding device, interceptor, catch basin or similar device shall not be introduced into any drain, sewer or natural body of water without approval of the state agency having jurisdiction.
SPS 382.34(4) (4)Garage floor area wastewater.
SPS 382.34(4)(a)(a) Garages for public buildings and facilities.
SPS 382.34(4)(a)1.1. Where a drain will be installed to receive the wastewater from floor areas of public buildings and facilities on which self-propelled land, air or water vehicles can be driven, the wastewater shall discharge using one of the following methods:
SPS 382.34(4)(a)1.a. a. In areas where vehicles will be serviced, the wastewater shall discharge through a garage catch basin or oil interceptor connected to a municipal sewer or holding tank approved to receive industrial wastewater.
SPS 382.34(4)(a)1.b. b. In areas where vehicles will be driven or stored, the wastewater shall discharge through a floor drain equipped with a solid bottom sediment bucket, garage catch basin or oil interceptor.
SPS 382.34(4)(a)2. 2. Garage catch basins design shall conform to all of the following:
SPS 382.34(4)(a)2.a. a. The holding area of the catch basin shall be watertight.
SPS 382.34(4)(a)2.b. b. The catch basin shall have a minimum inside diameter of 36.
SPS 382.34(4)(a)2.c. c. The minimum depth of the basin shall be 24" measured from the lowest portion of the trap on the outlet of the basin.
SPS 382.34(4)(a)2.d. d. The outlet of the basin shall be at least 4" in diameter and trapped with a water seal of at least 6" and constructed on the interior or exterior of the basin. Where an external trap is provided, the trap shall be within 36" of the basin.
SPS 382.34(4)(a)2.e. e. Except as provided in subd. 5., the water line in the basin shall be at least 2" below all horizontal drains discharging into the basin. Where an external trap is provided, the measurement point on the horizontal drain shall be upstream of the trap.
SPS 382.34(4)(a)2.f. f. The basin shall be provided with a cover at least 23 inches square or 23 inches in diameter.
SPS 382.34(4)(a)2.g. g. Gravity drains from fixtures serving garage floor areas located on different floors from the basin may discharge into the basin if the drain stack carrying the wastewater is located at a distance equal to at least 20 times the inside diameter of the horizontal piping upstream of the basin.
SPS 382.34(4)(a)2.h. h. Catch basins with solid covers shall be vented in accordance with sub. (8) (c).
SPS 382.34(4)(a)3. 3. Drains with traps may connect to the garage catch basin under all of the following conditions:
SPS 382.34(4)(a)3.a. a. The trap shall be a minimum of 3" in diameter.
SPS 382.34(4)(a)3.b. b. Except as provided in subd. 3. c., the developed length from all trap outlets to the basin shall not exceed the distance as specified in Table 382.31-1.
SPS 382.34(4)(a)3.c. c. Where the maximum distance exceeds that as specified in Table 382.31-1, the trap shall be vented in accordance with s. SPS 382.31 (3) and the connection to the basin shall form a 6-inch trap seal. The trap seal may be constructed on either the interior or exterior of the basin, but within 36" of the basin.
SPS 382.34(4)(a)4. 4. Drains without traps may discharge into a garage catch basin under all of the following conditions:
SPS 382.34(4)(a)4.a. a. The fixture drain shall have a minimum 4-inch inside diameter.
SPS 382.34(4)(a)4.b. b. The fixture drain shall be piped with a 6-inch water seal constructed either on the interior or exterior of the basin.
SPS 382.34(4)(a)4.c. c. An exterior trap shall be constructed within 36" of the basin.
SPS 382.34(4)(a)4.d. d. The developed length of the fixture drain shall not exceed the distance equal to 24 times the diameter of the fixture drain.
SPS 382.34(4)(a)4.e. e. Fixture drains shall individually discharge into a garage catch basin.
SPS 382.34(4)(a)5. 5. Pressurized drains from garage floor areas discharging to a garage catch basin shall conform to all of the following conditions:
SPS 382.34(4)(a)5.a. a. The pressurized drain piping shall terminate inside the basin with a 6-inch submerged inlet. The termination shall be at least 12" above the floor of the basin.
SPS 382.34(4)(a)5.b. b. The pressurized equipment, devices and piping shall be designed and installed to produce a maximum velocity of 2 feet per second at the point of connection to the basin.
SPS 382.34 Note Note: Plans for garage floor discharge-holding tanks may require plan approval by the department of natural resources.
SPS 382.34(4)(b) (b) Garages for one- and 2-family dwellings.
SPS 382.34(4)(b)1.1. Floor drains serving garages for one- and 2-family dwellings shall be provided with a solid bottom sediment basket.
SPS 382.34 Note Note: See ch. SPS 382 Appendix for further explanatory material.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.