Wisconsin Legislature: SPS 382.40(8)(jm)11.a.

SPS 382.40(8)(jm)2.a.a. Storage tanks shall conform to ch. SPS 384.

SPS 382.40(8)(jm)2.b. b. All water storage tanks and structures shall be watertight and exclude water, rain, snow, birds, animals, insects, and dust.

SPS 382.40(8)(jm)2.c. c. Exterior translucent tanks shall be shielded from direct sunlight.

SPS 382.40(8)(jm)3. 3. `Separation.' Potable water may not be stored in a tank or compartment adjacent to non-potable water when the two compartments are separated by a single wall.

SPS 382.40(8)(jm)4. 4. `Locks.' Locks shall be provided on access manholes, inspection covers, fill pipe, fences, ladder cage bottoms, and any other locations deemed necessary to prevent trespassing, vandalism, and sabotage.

SPS 382.40(8)(jm)5. 5. `Drain piping' Piping used to drain a storage tank or structure shall discharge to the ground surface through an air gap. The drain may discharge over a drainage inlet receptor, splash pad, or rip rap.

SPS 382.40(8)(jm)6. 6. `Overflow.'

SPS 382.40(8)(jm)6.a.a. Tanks or reservoirs shall be provided with overflow piping. The pipe shall open downward between 6 and 12 inches over a drainage inlet, splash pad, or rip rap. Interior tanks within the building structure shall provide overflow piping discharging to an approved clearwater receptor or as approved by the department.

SPS 382.40(8)(jm)6.b. b. The overflow outlet pipe shall be provided with a 4-mesh non-corrodible screen.

SPS 382.40(8)(jm)6.c. c. The overflow outlet pipe shall be of approved material in accordance with Table 384.30-8.

SPS 382.40(8)(jm)6.d. d. The overflow outlet pipe shall be sized to permit discharge flow in excess of the maximum fill rate of the inlet pipe flow.

SPS 382.40(8)(jm)6.e. e. Overflow piping shall be visible at the discharge location.

SPS 382.40(8)(jm)6.f. f. For storage tanks or reservoirs with more than one compartment and where each compartment can be isolated from the other compartments each compartment shall be provided with its own overflow pipe.

SPS 382.40(8)(jm)7. 7. `Inlet and outlet piping.'

SPS 382.40(8)(jm)7.a.a. Inlet and outlet piping from a tank or storage structure shall be sized in accordance with s. SPS 382.40 (7).

SPS 382.40(8)(jm)7.b. b. Piping shall be of approved material in accordance with Table 384.30-8 for locations within the building, above floor, Table 384.30-7 for locations below grade and outside of the building foundation parameters.

SPS 382.40(8)(jm)8. 8. `Access.'

SPS 382.40(8)(jm)8.a.a. Water tanks or structures shall have convenient access for cleaning and maintenance.

SPS 382.40(8)(jm)8.b. b. Manhole openings shall be fitted with a solid watertight cover which overlaps the framed opening and extends down around the opening frame a minimum of 2 inches. A watertight gasket shall be attached to the bottom side of the manhole cover.

SPS 382.40(8)(jm)8.c. c. Manhole covers for buried tanks or structures shall be no less than 24 inches above a sloped finished grade.

SPS 382.40(8)(jm)8.d. d. Inspection covers shall be watertight and locked securely to prevent unauthorized access.

SPS 382.40(8)(jm)8.e. e. Interior paints or coatings shall conform to NSF/ANSI Standard 61.

SPS 382.40(8)(jm)9. 9. `Bypass piping.' Bypass piping shall be provided allowing the tank or reservoir to be taken out of service for maintenance and inspection purposes when directly connected to a well or municipal water supply.

SPS 382.40(8)(jm)10. 10. `Vents.'

SPS 382.40(8)(jm)10.a.a. Storage tanks shall be vented to the atmosphere. The overflow pipe may not be considered a vent.

SPS 382.40(8)(jm)10.b. b. Vents shall be constructed of water distribution materials as per Table 384.30-8, or as approved by the department.

SPS 382.40(8)(jm)10.c. c. Vents shall terminate above the top of the tank in a U-bend or vent cap with the opening 24 to 36 inches above grade and covered with a 24-mesh stainless steel screen at a location that is secured.

SPS 382.40(8)(jm)10.d. d. Minimum vent size shall allow an air flow consistent with water inflow and outflow rates and shall be not less than 2 inches.

SPS 382.40(8)(jm)11. 11. `Location.'

SPS 382.40(8)(jm)11.a.a. Exterior tanks may not be located within a flood plain or floodway or within 2 feet above the regional flood elevation.

SPS 382.40(8)(jm)11.b. b. The area surrounding a storage tank shall be graded to prevent standing surface water within 50 feet of the tank.

SPS 382.40(8)(jm)11.c. c. Storage tanks shall be located in an area that is accessible year-round.

SPS 382.40(8)(jm)11.d. d. Tanks shall be separated from potential contamination sources by the applicable separation distances contained in chs. NR 811 and 812 or as otherwise approved by the department of natural resources or as approved by the department.

SPS 382.40 Note Note: See ch. SPS 382 Appendix for further explanatory material. Section NR 812.08 may require additional setbacks.

SPS 382.40(8)(jm)11.e. e. The top roof of an exterior tank may not be less than 2 feet above grade level.

SPS 382.40(8)(jm)12. 12. `Controls.'

SPS 382.40(8)(jm)12.a.a. Atmospheric pressure tanks shall have a means for maintaining pressure within the building water distribution system. A hydro-pneumatic tank, pump facilities, or other reliable methods shall be provided to maintain system pressure.

SPS 382.40(8)(jm)12.b. b. Manual valves shall be installed in the water distribution system to isolate tank and pump equipment from the water distribution system.

SPS 382.40(8)(jm)12.c. c. Valves designated for operation of the storage tank shall be visibly recognized as being open or closed. Solenoid valves shall have a control system panel that will have indicators showing visual valve open or closed status.

SPS 382.40(8)(jm)12.d. d. Drain valves shall be provided to allow access to the storage tank for maintenance purposes.

SPS 382.40(8)(jm)12.e. e. A high water fill valve or float valve shall maintain the storage tank levels to the minimum water storage required for use. A bypass to the fill valve shall be provided.

SPS 382.40(8)(jm)12.f. f. Tank water levels shall be observable by means of a sight level indicator.

SPS 382.40(8)(jm)12.g. g. A pressure gauge shall be installed downstream of the storage tank and booster pumps.

SPS 382.40(8)(jm)12.h. h. A thermometer or sensor shall be installed on the storage tank for water temperature monitoring purposes.

SPS 382.40(8)(jm)13. 13. `Water supply.'

SPS 382.40(8)(jm)13.a.a. The influent water supply to the storage tank shall be from an approved source and controlled to maintain the minimum and maximum water levels.

SPS 382.40(8)(jm)13.b. b. The influent water supply shall terminate a minimum of 6 inches above the highwater level.

SPS 382.40(8)(jm)13.c. c. The influent water supply piping shall be provided with a control valve.

SPS 382.40(8)(jm)14. 14. `Pumps.' Pumps shall be installed according to the manufacturer specifications and s. SPS382.40 (7) (d) 4. Pump piping shall have required check valves, pressure gauge, isolation valves, and sampling faucet installed on the system.

SPS 382.40(8)(jm)15. 15. `Disinfection.' Continuous water treatment is required for all storage tanks through a constant water flow through the potable water storage tank. All of the water tank volume shall be turned over every 24 hours.

SPS 382.40(8)(jm)16. 16. `Labeling.' All piping and control valves serving the storage tank water system shall be labeled in accordance with Table 382.40-1a for specific use.

SPS 382.40(8)(jm)17. 17. `Storage tank inspections.'

SPS 382.40(8)(jm)17.a.a. The interior and exterior of water storage facilities shall be regularly inspected and maintained in accordance with s. NR 810.14.

SPS 382.40(8)(jm)17.b. b. Inspections of storage facilities 10,000 gallons or greater shall be by a professional tank inspection firm or by a registered professional engineer.

SPS 382.40(8)(jm)17.c. c. Maintenance shall include removal of sedimentation and biofilm and repairs as necessary to maintain good working condition.

SPS 382.40(8)(jm)17.d. d. All storage facilities shall be inspected at least once every 5 years, unless otherwise approved by the department.

SPS 382.40(8)(jm)17.e. e. Inspections of vent and overflow screens and hatches shall be conducted at least once per year.

SPS 382.40(8)(jm)18. 18. `Records.'

SPS 382.40(8)(jm)18.a.a. Records shall be kept of dates of cleaning, relining, and replacement of components or parts.

SPS 382.40(8)(jm)18.b. b. Department representatives shall be provided access to the water storage system records upon request.

SPS 382.40(8)(k) (k) Locating requirements.

SPS 382.40(8)(k)1.1. A means to locate buried non-metallic water services and private water mains connected to municipal supply systems shall be provided in accordance with the options under s. SPS 382.30 (11) (h), except as provided in subds. 2. and 3.

SPS 382.40(8)(k)2. 2. Tracer wire insulation color for non-metallic, potable water pipe shall be blue.

SPS 382.40(8)(k)3. 3. Tracer wire insulation color for non-metallic, non-potable water pipe shall be purple.

SPS 382.40 History History: 1-2-56; r. and recr. Register, November, 1972, No. 203, eff. 12-1-72; r. and recr. Register, February, 1979, No. 278, eff. 3-1-79; renum. from H 62.13, Register, July, 1983, No. 331, eff. 8-1-83; renum. from ILHR 82.13 and r. and recr. (2) (b) and (4) (d) 1., am. (4) (c) 3. and (6) (a) (intro.), cr. (6) (b), Register, February, 1985, No. 350, eff. 3-1-85; r. and recr. Register, May, 1988, No. 389, eff. 6-1-88; am. (5) (d) 5. a., r. and recr. (7) (h) 1. and (8) (c), renum. (8) (c) 2. to 6. to be (8) (b) 4. to 8. and am. (8) (b) 4. c., Register, August, 1991, No. 428, eff. 9-1-91; am. (8) (b) 1. and 2., Register, April, 1992, No. 436, eff. 5-1-92; renum. (3) (c) and (8) (a) to be (3) (c) 2. and (8) (a) 1. and am. (8) (a) 1., cr. (3) (c) 1., (e), (8) (a) 2. and Table 82.40-9, am. (7) (c), r. (3) (b) 1. b. and c., Register, February, 1994, No. 458, eff. 3-1-94; r. (5) (b) 3., renum. (5) (b) 4., 5. to be (5) (b) 3., 4., Register, December, 1996, No. 480, eff. 4-1-96; correction in (5) (b) 3., made under s. 13.93 (2m) (b) 7., Stats., Register, October, 1996, No. 490; r. and recr. (5) (b), Register, February, 1997, No. 494, eff. 4-1-97; reprinted to restore dropped copy, Register, April, 1997, No. 496; am. (3) (e) and (8) (b) 1. and 2., r. (8) (b) 3. and cr. (3) (f) and (8) (j), Register, April, 2000, No. 532, eff. 7-1-00; except (3) (f) eff. 5-1-00; cr. (3) (d) 3., am. (8) (g) and (i) 2., Register, December, 2000, No. 540, eff. 1-1-01; except (3) (d) 3., eff. 9-1-01; CR 02-002: r. and recr. (3) (a), (d) 1. (intro.) to b., (7) (h), (8) (c) and Tables 82.40-4 to 11, cr. (3) (a) 2., (c) 3. and (d) 1. h., am. (3) (b) 1., (4) (c) 1. b. and 2. b., (7) (d) 1. a. and b., (8) (d) 4., (g), and Tables 82.40-1 and 2, r. (3) (e), renum. (3) (f) and (8) (b) 4. to 8. to be (3) (e) and (8) (b) 3. to 7., Register April 2003 No. 568, eff. 5-1-03; CR 02-129: am. (4) (c) 1. b. Register January 2004 No. 577, eff. 2-1-04, correction in (8) (b) 5. made under s. 13.93 (2m) b. 7., Stats., Register January 2004 No. 577; CR 04-035: r. (3) (e) 2. c., r. and recr. Table 82.40-9, cr. (8) (i) 4. Register November 2004 No. 587, eff. 12-1-04; CR 06-120: r. and recr. (3) (e) 2. b., cr. (3) (e) 2. c. Register February 2008 No. 626, eff. 3-1-08; CR 07-069: cr. (8) (k) Register February 2008 No. 626, eff. 3-1-08; CR 07-100: am. (8) (b) 2. Register September 2008 No. 633, eff. 10-1-08; CR 08-055: am. (3) (b) 1. b., (d) 3. (intro.), (5) (c), (6) (a), (7) (d) 1. b., (8) (b) 2., (j), Tables 82.40-1 and 82.40-2, r. and recr. (3) (e), (8) (e) 2., cr. (8) (b) 8., (d) 3. b. and Table 82.40-3e, renum. (8) (d) 3. to be (8) (d) 3. a. Register February 2009 No. 638, eff. 3-1-09; CR 10-064: am. (3) (a) (title), (c) 1., (5) (a), (6) (a), (8) (b) 3. to 6.,Table 82.40-8 (title) and Table 82.40-10 (title), r. and recr. (3) (d) 1., renum. (3) (d) 2., 3. and Table 82.40-1 to be (3) (d) 3., 4. and Table 82.40-1b, cr. (3) (d) 2., (8) (b) 9., Table 82.40-1a, r. (9) Register December 2010 No. 660, eff. 1-1-11; CR 10-103: r. (3) (e) 2. b. to 2. d., renum. (3) (e) 2. a. to (3) (e) 2., Register August 2011 No. 668, eff. 9-1-11; correction in (2), (3) (a) 1., 2., (c) 2., 3. a., (d) 1. a., b., e., g., 2., 4. b., (5) (b) 4., (c), (d) 5. a., e., (6) (a), (7) (c), (8) (a) 1., (b) 3. c., 5. b., (d) 1., 6., (k) 1., Table 382.40-3e made under s. 13.92 (4) (b) 6., 7., Stats., Register December 2011 No. 672; CR 11-031: r. (8) (b) 2., 8., renum. (8) (b) 3., 4. to (8) (b) 2., 3., am. (8) (b) 3., cr. (8) (b) 4., am. (8) (b) 5. (intro.), 7. Register June 2013 No. 690, eff. 7-1-13; CR 13-046: am. (6) (a) Register December 2013 No. 696, eff. 1-1-14; CR 23-006: am. (3) (b) (intro.), cr. (3) (c) 4., am. (3) (d) 4., renum. (3) (e) 1. to (3) (e) 1. (intro.) and am., cr. (3) (e) 1. a., b., 3. to 5., am. (5) (a), cr. (5) (am), am. (5) (b) (intro.), cr. (5) (b) 6., 7., (bm), am. (6) (a), cr. Table 382.40-1d, 382.40-1h, (6) (c), am. Table 382.40-2, am. (7) (intro.), cr. (7) (d) 1. d., am. (7) (d) 4. (intro.), a., (e), cr. (7) (g) 4., (8) (b) 10., r. and recr. (8) (d) 3. b., cr. (8) (d) 7. to 10., am. (8) (i) 1. a., cr. (8) (jm), am. Tables 382.40-8 (title), 382.40-9 (title), cr. Tables 382.40-12 to 382.40-15 Register September 2023 No. 813, eff. 10-1-23; correction in (3) (b) (intro.), (3) (e), (5) (am) 2., (bm), (8) (d) 8., (i) 1. a. made under s. 35.17, Stats., Register September 2023 No. 813.

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