Chapter SPS 391

Register December 2011 No. 672

Chapter SPS 391

SANITATION

SPS 391.01   Purpose.

SPS 391.02   Scope.

SPS 391.03   Definitions.

SPS 391.04   Registrations.

SPS 391.10   Composting toilet systems.

SPS 391.11   Incinerating toilets.

SPS 391.12   Privies.

SPS 391.13   Portable restrooms.

SPS 391.14   Equal speed of access to toilets.

SPS 391.20   Incorporation of standards by reference.

Ch. SPS 391 Note Note: Chapter Comm 91 was renumbered chapter SPS 391 under s. 13.92 (4) (b) 1., Stats., Register December 2011 No. 672.

SPS 391.01 SPS 391.01 Purpose. This chapter has the following purposes:

SPS 391.01(1) (1) This chapter establishes minimum standards and criteria for the design, installation and maintenance of sanitation systems and devices which are alternatives to water-carried waste plumbing fixtures and drain systems so that these sanitation systems and devices are safe and will safeguard public health and the waters of the state.

SPS 391.01(2) (2) This chapter establishes criteria for equal speed of access to toilets for each gender in restrooms serving an amusement facility and a specialty event center where the public congregates.

SPS 391.01 Note Note: Chapter SPS 361 to 366 relating to commercial buildings and structures specifies the minimum number of toilet facilities for women and men.

SPS 391.01 Note Note: Chapter SPS 390 relating to swimming pools and water attractions contains minimum number of toilet facilities for women and men.

SPS 391.01 History History: Cr. Register, April, 2000, No. 532, eff. 7-1-00; CR 04-072: am. Register July 2005 No. 594, eff. 1-1-06.

SPS 391.02 SPS 391.02 Scope.

SPS 391.02(1) (1) This chapter has the following applications:

SPS 391.02(1)(a) (a) This chapter applies to all composting toilet systems, incinerating toilets, pit privies and vault privies installed or constructed on or after the effective date of this chapter.

SPS 391.02(1)(b) (b) This chapter applies to separate-gender restrooms serving an amusement facility and a specialty event center where the public congregates that are constructed or altered as specified in s. SPS 391.14.

SPS 391.02(2) (2) The provisions of this chapter are not retroactively applied to existing installations unless specifically stated in the administrative rule.

SPS 391.02 History History: Cr. Register, April, 2000, No. 532, eff. 7-1-00; CR 04-072: am. (1) Register July 2005 No. 594, eff. 1-1-06; correction in (1) (b) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.

SPS 391.03 SPS 391.03 Definitions. In this chapter:

SPS 391.03(1) (1) “Amusement facility” has the meaning given in s. 101.128 (1) (a), Stats.

SPS 391.03(2) (2) “Composting toilet system” means a method that collects, stores and converts by bacterial digestion nonliquid-carried human wastes or organic kitchen wastes, or both, into humus.

SPS 391.03(3) (3) “Department” means the department of safety and professional services.

SPS 391.03(4) (4) “Facility where the public congregates” has the meaning given in s. 101.128 (1) (b), Stats.

SPS 391.03(5) (5) “Incinerating toilet” means a self-contained device for the treatment of nonliquid carried wastes that deposits the wastes directly into a combustion chamber, reduces the solid portion to ash and evaporates the liquid portion.

SPS 391.03(6) (6) “Pit privy” means an enclosed nonportable toilet into which nonwater-carried human wastes are deposited to a subsurface storage chamber that is not watertight.

SPS 391.03(7) (7) “Portable restroom” means a self-contained portable unit that includes fixtures, incorporating holding tank facilities, designed to receive human excrement.

SPS 391.03(8) (8) “Specialty event center” has the meaning given in s. 101.128 (1) (g), Stats.

SPS 391.03(9) (9) “Vault privy” means an enclosed nonportable toilet into which nonwater-carried human wastes are deposited to a subsurface storage chamber that is watertight.

SPS 391.03 History History: Cr. Register, April, 2000, No. 532, eff. 7-1-00; CR 04-072: renum. (1) to (6) to be (2), (3), (5) to (7) and (9), cr. (1), (4) and (8), Register July 2005 No. 594, eff. 1-1-06; correction in (3) made under s. 13.92 (4) (b) 6., Stats., Register December 2011 No. 672.

SPS 391.04 SPS 391.04 Registrations. The installation of a vault privy or a pit privy to serve a state-owned facility shall be registered with the department prior to installation. The registration of a vault privy shall be accompanied by sufficient information to determine compliance with s. SPS 384.25. The registration of a pit privy shall be accompanied by sufficient soil information to determine compliance with s. SPS 383.44 (4) (b).

SPS 391.04 History History: CR 02-129: cr. Register January 2004 No. 577, eff. 2-1-04; correction made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.

SPS 391.10 SPS 391.10 Composting toilet systems.

SPS 391.10(1) (1) The materials, design, construction and performance of a composting toilet system shall conform to NSF Standard 41.

SPS 391.10(2) (2) All composting toilet systems shall be listed by a testing agency acceptable to the department.

SPS 391.10 Note Note: Listing agencies acceptable to the department include the American Gas Association; Canadian Standards Association; NSF International; Underwriter’s Laboratories; and Warnock Hersey.

SPS 391.10(3) (3) 

SPS 391.10(3)(a) (a) Components for the storage or treatment of wastes shall be continuously ventilated.

SPS 391.10(3)(b) (b) Ventilation ducts or vents for the composting toilet system shall conform to s. SPS 382.31 (16).

SPS 391.10 Note Note: See appendix for a reprint of portions of s. SPS 382.31 (16).

SPS 391.10(4) (4) 

SPS 391.10(4)(a) (a) The disposal of the compost shall be in accordance with 40 CFR part 503.

SPS 391.10(4)(b) (b) The disposal of any liquid from a composting toilet system shall be either to a public sanitary sewer system or a POWTS conforming to ch. SPS 383.

SPS 391.10 History History: Cr. Register, April, 2000, No. 532, eff. 7-1-00; correction in (3) (b), (4) (b) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 17-065: am. (4) (a) Register June 2018 No. 750, eff. 7-1-18.

SPS 391.11 SPS 391.11 Incinerating toilets.

SPS 391.11(1) (1) The design, construction and installation of a gas-fired incinerating toilet shall conform to ANSI Z21.61.

SPS 391.11(2) (2) The materials, design, construction, and performance of an electric-fired incinerating toilet shall conform to NSF Protocol P157.

SPS 391.11(3) (3) All electric and gas-fired incinerating toilets shall be listed by a testing agency acceptable to the department.

SPS 391.11 Note Note: Listing agencies acceptable to the department include the American Gas Association, Canadian Standards Association, NSF International, Underwriter’s Laboratories, and Warnock Hersey.

SPS 391.11(4) (4) 

SPS 391.11(4)(a) (a) The disposal of the end product shall be of in accordance with 40 CFR Part 503, Standards for the Use or Disposal of Sewage Sludge.

SPS 391.11 Note Note: Materials relating to 40 CFR part 503, including, “Domestic Septage Regulatory Guidance: A Guide to the EPA 503 Rule”, are available at epa.org.

SPS 391.11(4)(b) (b) The disposal of any liquid from an incinerating toilet shall be either to a public sanitary sewer system or a POWTS conforming to ch. SPS 383.

SPS 391.11 History History: Cr. Register, April, 2000, No. 532, eff. 7-1-00; correction in (4) (b) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 17-065: am. (2) Register June 2018 No. 750, eff. 7-1-18.

SPS 391.12 SPS 391.12 Privies.

SPS 391.12(1) (1) 

SPS 391.12(1)(a) (a) The storage chamber of a vault privy shall conform with the requirements of s. SPS 384.25 relating to holding tanks, and shall have a minimum storage capacity of 200 gallons or one cubic yard.

SPS 391.12(1)(b) (b)

SPS 391.12(1)(b)1. 1. The storage chamber of a pit privy shall be sited and located in soil recognized to provide treatment and dispersal in accordance with s. SPS 383.44 (4) (b).

SPS 391.12 Note Note: Chapter SPS 385 establishes procedures for conducting soil evaluations and preparing soil evaluation reports. Section SPS 305.33 delineates the qualifications and certification procedures for individuals who conduct soil evaluations.

SPS 391.12(1)(b)2. 2. Governmental units may set standards for the structure above the vault or pit for one- and two-family dwellings.

SPS 391.12(1)(b)3. 3. Privies for public use shall meet the requirements of this section and chs. SPS 361 to 366.

SPS 391.12 Note Note: Chapters NR 811 and 812 establish minimum separation distances between a pit or vault privy and a potable well. Chapters NR 811 and 812 are administered by the department of natural resources.

SPS 391.12(1)(c) (c) The storage chamber of a vault privy shall be anchored to prevent flotation caused by saturated soil conditions.

SPS 391.12(2) (2) 

SPS 391.12(2)(a) (a) The storage chamber of a pit or vault privy shall be provided with a vent for the purpose of relieving explosive gases.

SPS 391.12(2)(b) (b) The vent serving the storage chamber of a privy shall be:

SPS 391.12(2)(b)1. 1. At least 3 inches in diameter;

SPS 391.12(2)(b)2. 2. Installed in accordance with s. SPS 382.31 (16) (a) to (f); and

SPS 391.12(2)(b)3. 3. Fabricated or provided with screening to prevent insects from entering the storage chamber.

SPS 391.12(3) (3) The servicing of a vault privy relative to the pumping, transporting and disposal of the contents shall be in accordance with ch. NR 113.

SPS 391.12(4) (4) The abandonment of a vault privy shall be accomplished by:

SPS 391.12(4)(a) (a) Having the contents of the storage chamber pumped and disposed of in accordance with ch. NR 113;

SPS 391.12(4)(b) (b) Removing the entire top of the chamber; and

SPS 391.12(4)(c) (c) Filling the remaining portion of the emptied storage chamber with soil or other inert material to an elevation equal to or above the surrounding grade.

SPS 391.12(5) (5) The abandonment of a pit privy shall be accomplished by filling the storage chamber with soil or other inert material to an elevation equal to the surrounding grade.

SPS 391.12 Note Note: The requirements of the commercial building code, chs. SPS 361 to 366, apply to the structures built over those privies serving public buildings and places of employment.