Chapter SPS 382

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.

Table 382.40-4

MAXIMUM ALLOWABLE LOAD FOR COPPER TUBING-TYPE K, ASTM B88; (C=150)

Table 382.40-5

MAXIMUM ALLOWABLE LOAD FOR COPPER TUBING-TYPE L, ASTM B88; (C=150)

Table 382.40-6

NP means not permitted, velocities exceed 8 feet per second.

MAXIMUM ALLOWABLE LOAD FOR COPPER TUBING-TYPE M, ASTM B88; (C=150)

Table 382.40-7

MAXIMUM ALLOWABLE LOAD FOR GALVANIZED STEEL PIPE, SCHEDULE 40, ASTM A53; (C=150)

Table 382.40-8

CHLORINATED POLYVINYL CHLORIDE TUBING, ASTM D2846, SDR 11; (C=150)

Table 382.40-9

MAXIMUM ALLOWABLE LOAD FOR CROSSLINKED POLYETHYLENE (PEX) TUBING,

ASTM F876, F877, and F2769; (C=150)

Table 382.40-10

MAXIMUM ALLOWABLE LOAD FOR CHLORINATED POLYVINYL CHLORIDE TUBING, ASTM F442, SDR 13.5; (C=150)

Table 382.40-11

MAXIMUM ALLOWABLE LOAD FOR POLYETHYLENE ALUMINUM POLYETHYLENE TUBING (PexAlPex), ASTM F1281; (C=150)

Table 382.40-12
Maximum Allowable Load for PVC Sched. 80, ASTM 1785, (1/2 to 2 inches)

Note: SPS Table 382.40-12 applies only to water services and private water mains.

Table 382.40-13
Maximum Allowable Load for PVC Sched. 80, ASTM 1785, (2 1/2 to 6 inches)

Note: SPS Table 382.40-13 applies only to water services and private water mains.

Table 382.40-14

Table 382.40-15
Maximum Allowable Load for Schedule 80 CPVC ASTM F 441 Pipe (2 1/2 to 10 inches)

SPS 382.40 Note Note: CPVC 3 inches and larger only approved for cold water.

SPS 382.41 SPS 382.41 Cross connection control.

SPS 382.41(1) (1) Scope. The provisions of this section set forth the requirements for the protection of water within water supply systems when and where there is the possibility of contamination due to cross connections or backflow conditions.

SPS 382.41 Note Note: The Department of Natural Resources governs the operation and design of community water systems and under s. NR 810.15 (1) requires the supplier of water to develop and implement a comprehensive cross connection control program.

SPS 382.41(2) (2) Materials.

SPS 382.41(2)(a) (a) All methods, devices, and assemblies intended to protect water supply systems from cross connections shall be of a type recognized and approved in accordance with ch. SPS 384 and as described in sub. (4).

SPS 382.41(2)(b) (b) All methods including barometric loops and air gaps intended to protect water supplies relative to cross connection or backflow shall be constructed of materials suitable for water supply systems in accordance with ch. SPS 384.

SPS 382.41(3) (3) General requirements. Water supply systems and the connection of each plumbing fixture, piece of equipment, appliance or nonpotable water piping system shall be designed, installed and maintained in such a manner to prevent the contamination of water supplies by means of cross connections.

SPS 382.41(3)(a) (a) Types of cross connection control.

SPS 382.41(3)(a)1. 1. Water supply systems shall be protected against contamination due to cross connections or backflow conditions by one of the methods or devices specified in Table 382.41-1 depending upon the situation or Table 382.41-2 depending upon the specific application or use, and the limitations specified in sub. (4).

SPS 382.41(3)(a)2. 2. For the situations described in par. (b) 3., cross connection control shall be provided as part of the fixture fitting outlet or in the water supply piping for the fixture fitting outlet.