a The construction tolerance is measured over the entire staircase at the center of the treads.
b The construction tolerance for skimmer pools is measured as the difference between skimmer vertical center lines.
SPS 390.10 History History: CR 08-056: cr. Register February 2009 No. 638, eff. 3-1-09; correction in (9) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.
SPS 390.11 SPS 390.11Basin design.
SPS 390.11(1) (1)General.
SPS 390.11(1)(a)(a) Except as provided in par. (b) or (c), pool and water attraction basins shall conform to all of the requirements in this section.
SPS 390.11(1)(b) (b) Therapy pool basin designs shall comply with the basic principles in s. SPS 390.10 (1) (b).
SPS 390.11(1)(c) (c) Competition pool basins may be designed in accordance with the standards of the sanctioning organization.
SPS 390.11(1)(d) (d) Competition pool basins that do not comply with s. SPS 390.10 (8) and made available for open swim shall be permitted only where another pool or water attraction that complies with s. SPS 390.10 (8) is available at the site for open swim.
SPS 390.11(2) (2)Stress relief. Provision shall be made for the relief of stress to basin walls and floors which may occur as a result of unbalanced hydrostatic pressures.
SPS 390.11(3) (3)Diving areas.
SPS 390.11(3)(a)(a) Basins that include diving apparatus shall conform to one of the following:
SPS 390.11(3)(a)1. 1. The basin shall comply with the standards in this subsection.
SPS 390.11(3)(a)2. 2. The basin shall comply with the standards of a sanctioning organization acceptable to the department.
SPS 390.11 Note Note: See ch. SPS 390 Appendix for further information.
SPS 390.11(3)(b) (b) The design of a basin that includes a diving area shall comply with the profiles in Figure 390.11-1 and Table 390.11-1.
Figure 390.11-1
Diving Area Dimensions
Table 390.11-1
Dimensions Related to Figure 390.11-1 - See PDF for table PDF
* No limiting dimension.
** Distance is as required by the diving equipment manufacturer.
1 The D-1 measurement shall be taken at the end wall or not more than 6 inches from the wall.
2 The diving board length extending over the pool shall not be less than “A" and in accordance with the diving equipment manufacturer's installation instructions.
3 This dimension is only applicable to pools with wall inlets.
SPS 390.11(4) (4)Basin obstructions.
SPS 390.11(4)(a)1.1. Protrusions, extensions and other functional elements within a basin may not create a safety hazard.
SPS 390.11(4)(a)2. 2. Protrusions, extension and other functional elements may not negatively impact the circulation system.
SPS 390.11(4)(a)3. 3. When an obstruction is a recreational object in water of 24 inches or more in depth, the obstruction shall be a color that contrasts with the color of the basin.
SPS 390.11(4)(a)4. 4. Basin obstructions in public swimming pools shall be no more than 2 feet in diameter, protrude undiminished in diameter to at least 5 feet above the pool floor and no less than 3 feet above the water level.
SPS 390.11(4)(a)5. 5. Obstructions including handrails, exercise equipment and therapy structures may only be installed in therapy pools.
SPS 390.11(4)(b) (b) Stair and ladder handrails are not considered basin obstructions when installed in accordance with s. SPS 390.12.
SPS 390.11(5) (5)Walls and bulkheads.
SPS 390.11(5)(a)(a) Basin walls.
SPS 390.11(5)(a)1.1. Basin walls shall be vertical.
SPS 390.11(5)(a)2. 2. Except for vanishing edge designs, basin walls shall extend above the highest water level at all times during operation.
SPS 390.11(5)(a)3. 3. Protruding corners shall be rounded so as to protect users from lacerations.
SPS 390.11(5)(b) (b) Interior walls and common walls. In addition to the requirements in par. (a), interior walls and common walls may not exceed 18 inches in width.
SPS 390.11(5)(c) (c) Bulkheads. Bulkheads may be installed only in pools with a department of health services-approved lifeguard staffing plan that addresses supervision of the bulkhead.
SPS 390.11(6) (6)Colors and finishes.
SPS 390.11(6)(a)(a) All pool interiors shall be light in color, having a value of 6.5 or greater on the Munsell color-order system.
SPS 390.11(6)(b) (b) All colors, patterns or demarcation lines may not negatively impact observer's visualization of bathers.
SPS 390.11(6)(c) (c) All demarcation lines shall be of contrasting color to the pool interior.
SPS 390.11(7) (7)Floor slope.
SPS 390.11(7)(a)(a) Basin floors shall slope to drain.
SPS 390.11(7)(b) (b) Basin floor slopes may not exceed 1:12 in water depths less than 5 feet.
SPS 390.11(8) (8)Transitional radius.
SPS 390.11(8)(a)(a) Basin walls shall be joined to the floor with a tangent radius.
SPS 390.11(8)(b) (b) For areas less than 5 feet in depth, the maximum radius between the floor and the basin wall shall be 6 inches.
SPS 390.11 Note Note: See ch. SPS 390 Appendix for information on measuring the radius dimension.
SPS 390.11(9) (9)Water depths.
SPS 390.11(9)(a)(a) Basin depths for diving areas shall comply with Table 390.11-1.
SPS 390.11(9)(b) (b) Basin depths for slide installations shall comply with Table 390.31-1.
SPS 390.11(9)(c) (c) Except as permitted for wading pools in s. SPS 390.20, the shallowest water depth of the shallow end of pools shall be a minimum of 30 inches and a maximum of 42 inches.
SPS 390.11(9)(d) (d) The water depth at the breakpoint in a combination pool shall be no less than 4.5 feet and no more than 5.5 feet.
SPS 390.11(10) (10)Vanishing edges. A single vanishing edge basin wall occupying a maximum of 50% of the basin perimeter may be included within a water attraction when all of the following are included in the design:
SPS 390.11(10)(a) (a) The vanishing edge is located adjacent to water that is at least 5 feet deep.
SPS 390.11(10)(b) (b) A catch ledge, a minimum of 3 feet in width or equivalent protection, is included on the dry side of the basin wall.
SPS 390.11(10)(c) (c) The catch ledge shall be located outside of the basin within 3 feet vertically from the top of the basin wall.
SPS 390.11(10)(d) (d) The catch ledge shall be designed to prevent a patron from rolling off the catch ledge.
SPS 390.11(10)(e) (e) The catch ledge surface shall be constructed of materials that will not cause injury from abrasions or lacerations.
SPS 390.11 Note Note: See ch. SPS 390 Appendix for further information on the design of vanishing edge basin walls.
SPS 390.11 History History: CR 08-056: cr. Register February 2009 No. 638, eff. 3-1-09; correction in (1) (b), (d), (3) (b), (4) (b), (9) (a), (b), (c) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.
SPS 390.12 SPS 390.12Entries and exits, stairs, ladders, swimouts and benches.
SPS 390.12(1)(1)Entries and exits. The minimum number, type and location of entries and exits shall be in accordance with Table 390.12-1.
Table 390.12-1
Entry and Exit Locations and Type - See PDF for table PDF
a Travel to stairs is measured as the most direct path within the basin.
b Emergency exits may be permitted with written approval of the department.
SPS 390.12(2) (2)Zero-depth and shallow entries.
SPS 390.12(2)(a)(a) Except as permitted in par. (b) stairs, ladders, recessed treads and swimouts may serve as acceptable entries and exits.
SPS 390.12(2)(b) (b) Where the distance from the pool floor to deck surface is 24 inches or less, such areas shall be considered as providing their own natural mode for entry and exit.
SPS 390.12(3) (3)Stairs and handrails.
SPS 390.12(3)(a)(a) Stairways.
SPS 390.12(3)(a)1.1. Stairways shall be located only in areas of the basin with less than 5 feet of water depth.
SPS 390.12(3)(a)2. 2. Stairways shall be recessed so as not to protrude onto the basin floor.
SPS 390.12(3)(a)3. 3. All risers at the centerline shall have a maximum uniform height of 10 inches.
SPS 390.12(3)(a)4. 4. All treads shall have a minimum depth of 10 inches.
SPS 390.12(3)(a)5. 5. Stairways shall have a minimum width of 17 inches.
SPS 390.12(3)(a)6. 6. All treads shall have a minimum unobstructed surface area of 240 square inches.
SPS 390.12(3)(a)7. 7. Except as permitted in subd. 8., treads may not project beyond the face of the riser.
SPS 390.12(3)(a)8. 8. The maximum cantilevered coping at the deck level is one inch.
SPS 390.12(3)(a)9.a.a. Except as required in subd. 9. b., stairways shall extend to the basin floor.
SPS 390.12(3)(a)9.b. b. When stairways are located in a water depth over 4 feet, the lowest tread shall not be more than 4 feet below the deck.
SPS 390.12(3)(a)10. 10. The bottom riser height shall be allowed to vary from the other risers as may be required to meet the floor.
SPS 390.12(3)(a)11. 11. The leading edge of all steps shall be distinguished by a color contrasting with the color of the steps and pool floor.
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.