SPS 382.30(11)(e)3.b.b. Removal of wet and yielding material to a depth of 24 inches or to solid material and replacement of the unstable material with limestone screenings, pea gravel or equivalent material. SPS 382.30(11)(e)3.c.c. Install a longitudinally reinforced concrete cradle the width of the trench and at least 3 inches thick. SPS 382.30(11)(e)3.d.d. Install a longitudinally reinforced concrete slab the width of the trench and at least 3 inches thick. SPS 382.30(11)(e)4.4. ‘Backfill completion.’ Care shall be exercised in placing the balance of the backfill to prevent breakage of the pipe. Large boulders or rock, concrete slabs, or frozen masses shall not be used in the backfill. At least 36″ of backfill cover shall be provided over the top of the pipe before the pipe trench is wheel-loaded. SPS 382.30(11)(e)5.5. ‘Pipe openings protected.’ The ends of all pipes not immediately connected shall be closed so as to prevent the introduction of earth or drainage from an excavation. SPS 382.30(11)(f)(f) Connection to public sewer. The connections of building sewers to public sewers shall be in accordance with conditions of approval for the public sewer granted by the department of natural resources under s. 281.41, Stats. SPS 382.30(11)(f)1.1. ‘Gravity public sewer.’ When a building sewer connection to the public sewer is not found within 3 feet of the point designated by the local governing body or its authorized representative, the connection shall be made in accordance with one of the provisions specified in subd. 1. a. to d. SPS 382.30(11)(f)1.a.a. A saddle fitting approved by the department and acceptable to the municipality or sanitary district shall be installed. SPS 382.30(11)(f)1.b.b. Where acceptable to the municipality or sanitary district a portion of the main sewer may be removed and a tee or wye fitting approved by the department may be inserted with compression joints in the public sewer acceptable to the municipality or the sanitary district. The insertion shall be made under the supervision of the authorized representative of the municipality or the sanitary district. SPS 382.30(11)(f)1.c.c. When the public sewer is concrete or clay, the end of the connecting sewer may be set upon or in an opening cut into the top half of the public sewer, but shall not protrude into the public sewer. The connection shall be secured by encasing the main sewer pipe and the connection in concrete at least 3” thick so as to assure permanency of the connection and adequate backing of the public sewer pipe. SPS 382.30(11)(f)1.d.d. In lieu of the use of a fitting and in the event that an opening cannot be located in the top half of the public sewer, a length of concrete or clay public sewer pipe may be removed and a section with a wye fitting shall be inserted in its place. The joints at the ends of the section shall be encased in concrete at least 3” thick. The connection or insertion shall be made under the supervision of the authorized representative of the municipality or the sanitary district. SPS 382.30(11)(f)2.2. ‘Pressurized public sewer.’ Where a forced building sewer discharges to a pressurized public sewer all of the following requirements shall apply: SPS 382.30(11)(f)2.a.a. A curb stop shall be installed on the same property as close as possible to the connection to the common forced main sewer. SPS 382.30(11)(f)2.b.b. A check valve shall be installed in the pressurized building drain or building sewer. SPS 382.30(11)(g)1.1. ‘Harmful discharge.’ No person may connect to a public sewer any building drain or building sewer through which is discharged any substance likely to cause undue corrosion, obstruction, nuisance, explosion or interference with sewage treatment processes. SPS 382.30(11)(g)2.2. ‘Storm water and clear water connections.’ Except as provided in s. SPS 382.36 (3), storm drain piping and clear water drain piping may not discharge to a sanitary building drain which connects to a publicly-owned treatment works. SPS 382.30 NoteNote: See s. SPS 382.36 for provisions relative to storm sewers. SPS 382.30(11)(h)(h) Locating requirements. A means to locate buried non-metallic sewers and private interceptor main sewers discharging to municipal mains shall be accomplished in accordance with one of the following options: SPS 382.30(11)(h)1.1. A tracer wire shall be installed in accordance with all of the following: SPS 382.30(11)(h)1.b.b. Tracer wire shall be a minimum of 18 gauge, insulated, single-conductor copper wire or equivalent. SPS 382.30(11)(h)1.c.c. Tracer wire shall be located directly above and within 6 inches of the non-metallic pipe. SPS 382.30(11)(h)1.d.d. Tracer wire shall be accessible and locatable within the owner’s property at 400-foot intervals or increments thereof. SPS 382.30(11)(h)1.g.g. Where tracer wire is more than 6 inches from the pipe, tracer wire insulation color shall comply with subd. 1. h. SPS 382.30(11)(h)2.2. Global positioning system data shall be recorded with the municipality where the non-metallic pipe is installed. SPS 382.30(11)(h)3.3. Another equally-effective means acceptable to the department shall be employed to mark the location of the non-metallic pipe. SPS 382.30(12)(a)(a) The connection of a private interceptor main sewer to a public sewer shall be in accordance with the conditions of approval for the public sewer granted by the department of natural resources under s. 281.41, Stats. SPS 382.30(12)(b)(b) Private interceptor main sewers which discharge to a municipal treatment facility shall be designed in accordance with the appropriate water quality management plan. SPS 382.30(12)(d)(d) Private interceptor main sewers 6” or less in diameter shall be installed in accordance with the criteria for building sewers specified in sub. (11) (b) and (c) and (d) and (e). SPS 382.30(12)(e)(e) Private interceptor main sewers 8” or larger in diameter shall be: SPS 382.30(12)(f)(f) No private interceptor main sewer may pass through or under a building to serve another building, unless one of the following conditions are met: SPS 382.30(12)(f)1.1. The private interceptor main sewer serves farm buildings, farm houses, or both which are located on one property. SPS 382.30(12)(f)2.2. The private interceptor main sewer serves buildings that are located on one property and a document, which indicates the piping and distribution arrangement for the property and buildings, shall be recorded with the register of deeds no later than 90 days after installation. SPS 382.30(12)(f)3.3. An easement and agreement for maintenance and repairs shall be recorded with the register of deeds no later than 90 days after installation. 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 NoteNote: 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:
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administrativecode
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Department of Safety and Professional Services (SPS)
Chs. SPS 301-399 ; Safety, Buildings, and Environment
administrativecode/SPS 382.30(11)(h)1.f.
administrativecode/SPS 382.30(11)(h)1.f.
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