SPS 321.17(3)(d)6.a.a. Bleeder tiles or pipes shall be provided at no more than 8-foot intervals to connect the exterior drain tile or pipe to the interior drain tile or pipe. SPS 321.17(3)(d)6.c.c. Direct connection of the bleeders is not required if the intersection of the bleeder with the tile or pipe is covered with a membrane or fabric that prevents soil and fines from entering the system. SPS 321.17(3)(d)7.7. The drain tiles or pipe that lead from the footing tiles to the sump pit shall be laid at a grade of at least 1/8 inch per foot leading to the sump pit. The remaining drain tiles or pipe shall be level or graded downward to the line leading to the sump pit. SPS 321.17(3)(e)2.2. The sump pit shall discharge to natural grade or be equipped with a pump. SPS 321.17 NoteNote: The following is a reprint of a pertinent section of the plumbing code:
SPS 321.17 NoteSPS 382.36 (8) Sumps and pumps. (a) Sumps. 1. ‘General.’ All storm building subdrains shall discharge into a sump, the contents of which shall be automatically lifted and discharged, dispersed or used in accordance with sub. (4).
SPS 321.17 Note2. ‘Construction and installation’. a. Except as provided in subd. 2. c. and d., an interior sump shall have a rim extending at least one inch above the floor immediately adjacent to the sump.
SPS 321.17 Noteb. A sump shall have a removable cover of sufficient strength for anticipated loads.
SPS 321.17 Notec. Where a sump is installed in an exterior meter pit or elevator pit, the rim may be level with the floor.
SPS 321.17 Noted. When a sump is provided with an airtight, solid cover.
SPS 321.17 Note3. ‘Location’. All sumps installed for the purpose of receiving clearwater, groundwater or stormwater shall be separated from water wells by the applicable separation distances contained in chs. NR 811 and 812, or as otherwise permitted by the department of natural resources. SPS 321.17 NoteNote: See Appendix A-382.30 (11) (d) for material reprinted from s. NR 812.08. SPS 321.17 Note4. ‘Size’. Except as recommended by the pump manufacturer, the size of each sump shall be no smaller than 16 inches in diameter at the top, 14 inches in diameter at the bottom, and 22 inches in depth.
SPS 321.17 Note(b) Pumps. 1. ‘Size.’ The pump shall be of a capacity appropriate for the anticipated use.
SPS 321.17 Note2. ‘Discharge piping.’ a. Where a pump discharges into a storm drain system, a check valve shall be installed.
SPS 321.17 Noteb. The minimum diameter discharge piping shall be based on the design flow rate of the pump and a minimum velocity of one foot/second.
SPS 321.17 HistoryHistory: Cr. Register, November, 1979, No. 287, eff. 6-1-80; r. and recr. Register, February, 1985, No. 350, eff. 3-1-85; r. and recr. (3) (a) 3. and (4), Register, May, 1988, No. 389, eff. 6-1-88; am. (2) (f), Register, January, 1989, No. 397, eff. 2-1-89; r. and recr, (4) (c) 3., Register, August, 1991, No. 428, eff. 9-1-91; cr. (5), Register, March, 1992, No. 435, eff. 4-1-92; r. and recr. Register, January, 1999, No. 517, eff. 2-1-99; am. (3) (d) 4., Register, March, 2001, No. 543, eff. 4-1-01; CR 03-097: am. (1) (b) 1., (2) (a) 1., and (3) (a) Register November 2004 No. 587, eff. 1-1-05; CR 08-043: am. (1) (a) 2. and (b) 2., renum. (3) (d) 1. to 4., 5. and 6. to be (3) (d) 2. to 5., 6. a. and 7., cr. (3) (d) 1., 6. b. and c. Register March 2009 No. 639, eff. 4-1-09; correction in (1) (a) 2. a., (3) (e) 3. made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672. SPS 321.18(1)(a)(a) Design. Foundation walls shall be designed and constructed to support the vertical loads of the dwelling, lateral soil pressure, and other loads without exceeding the allowable stresses of the materials of which the foundations are constructed. SPS 321.18(1)(b)(b) Lateral support at base. Lateral support such as floor slabs or framing shall be provided at the base of foundation walls. SPS 321.18(1)(c)(c) Lateral support at top. Lateral support shall be provided at the top of the foundation walls by one of the following: SPS 321.18(1)(c)3.a.a. Structural steel anchor bolts, at least 1/2 inch in diameter, embedded at least 7 inches into the concrete or grouted masonry with a maximum spacing of 72 inches and located within 18 inches of wall corners. SPS 321.18(1)(c)3.b.b. A properly sized nut and washer shall be tightened on each bolt to the plate or sill. SPS 321.18(1)(c)3.c.c. When vertical-reinforcing steel is provided in masonry construction, as required under sub. (3), the location requirements under subd. 3. a. shall be modified as necessary so anchor bolts are placed in the same core as the reinforcement without exceeding the limits of subd. 3. a. SPS 321.18(1)(c)3.d.d. Alternate foundation anchorage, designed and spaced in accordance with structural analysis and as required to provide equivalent anchorage to the requirements of subd. 3. a., is allowable. SPS 321.18(1)(c)4.a.a. Mechanical fasteners used in accordance with the manufacturer’s testing and listing. SPS 321.18(1)(c)4.b.b. When vertical-reinforcing steel is provided in masonry construction, as required under sub. (3), the location requirements under subd. 4. a. shall be modified as necessary so the fasteners are placed in the same core as the reinforcement without exceeding the limits of subd. 4. a. SPS 321.18(1)(d)1.1. Floor framing shall be fastened to the sill plate by one of the following methods: SPS 321.18(1)(d)1.a.a. Mechanical fasteners used in accordance with the manufacturer’s testing and listing. SPS 321.18 NoteNote: Per s. SPS 321.22 (1), sill plates are not required on foundation walls of poured concrete or on masonry walls with mortar- or grout-filled cores or on masonry walls with a solid block top course. SPS 321.18(1)(d)2.a.a. Where the floor framing is parallel to the foundation wall, solid blocking or bridging shall be installed in at least the first adjacent joist space at a spacing of no more than 32 inches on center. SPS 321.18(1)(d)2.c.c. Fastening of the blocking or bridging shall be in accordance with structural analysis or the fastener schedule in Table 321.02-2. SPS 321.18 NoteNote: The floor-framing elements required in this section are intended to provide lateral support to the top of the foundation wall. See s. SPS 321.22 (9) for further requirements relating to floor framing, including for bridging of floor framing to provide restraint against rotation or lateral displacement of the floor framing. SPS 321.18(1)(e)(e) Soil lateral load. Unless designed through structural analysis, soil lateral loads shall be determined from Table 321.18-A. SPS 321.18(2)(a)(a) General structural requirements. Except as provided in par. (b), unless designed through structural analysis, the minimum thickness of concrete foundation walls shall be determined from Table 321.18-B, but in no case shall the thickness of the foundation wall be less than the thickness of the wall it supports. SPS 321.18(2)(b)(b) Equalized loading. A 6-inch nominal wall thickness may be used provided the fill on one side of the wall is within 12 inches vertically of the fill on the other side of the wall. SPS 321.18(3)(a)1.1. Except as allowed under subd. 3., masonry block foundation walls shall be coated with a layer of minimum 3/8-inch thick type M or S portland cement mortar parging on the exterior of the wall from footing to finished grade. SPS 321.18(3)(a)2.2. Masonry foundation walls shall be damp-proofed by applying to the exterior surface of the portland cement parging from footing to finished grade, a continuous coating of one of the following: SPS 321.18(3)(a)2.a.a. A bituminous coating applied in accordance with the manufacturer’s instructions. SPS 321.18(3)(a)2.b.b. Acrylic-modified cement applied at a minimum rate of 3 pounds per square yard. SPS 321.18(3)(a)2.c.c. A layer of minimum 1/8-inch thick structural surface bonding material labeled as complying with ASTM C887. SPS 321.18 NoteNote: The ASTM C887 standard is entitled, “Standard Specification for Packaged, Dry, Combined Materials for Surface Bonding Mortar.”
SPS 321.18(3)(a)2.d.d. A waterproofing treatment applied in accordance with the manufacturer’s instructions. SPS 321.18(3)(a)3.a.a. Parging of masonry block foundation walls is not required where a dampproofing material is sufficiently flexible to be listed or designed for direct application to masonry block. SPS 321.18(3)(a)3.b.b. Parging of masonry block foundation walls is not required where a layer of minimum ¼-inch thick structural surface bonding material labeled as complying with ASTM C887 is used for dampproofing. SPS 321.18(3)(b)(b) Structural requirements. Unless designed through structural analysis, the masonry foundation walls shall be constructed in accordance with ACI 530.1 and the following requirements: SPS 321.18(3)(b)1.1. The minimum thickness of unreinforced masonry foundation walls shall be determined by Table 321.18-C, but in no case shall the thickness be less than the thickness of the wall it supports. SPS 321.18(3)(b)2.2. Reinforced masonry walls shall be reinforced in accordance with the requirements of Tables 321.18-D, 321.18-E or 321.18-F. Vertical reinforcement shall be provided on each side of any opening and at intervals indicated in the appropriate table. SPS 321.18(3)(b)3.3. Vertical reinforcement shall have a minimum yield strength of 60,000 psi. SPS 321.18(3)(b)4.4. Solid-grouted hollow units or cores containing vertical reinforcement shall be filled with masonry grout that complies with ASTM C 476. SPS 321.18(3)(b)5.5. In lieu of the reinforcement provisions of Tables 321.18-D, 321.18-E and 321.18-F, alternative reinforcing bar size and spacing having an equivalent cross-sectional area or reinforcement per linear foot of wall is permitted, provided the spacing of the reinforcement does not exceed 72 inches and reinforcing bar size does not exceed No. 11. SPS 321.18(3)(b)6.6. The depth below grade, wall height and reinforcement spacing may exceed the maximum values indicated in Tables 321.18-D, 321.18-E and 321.18-F only if the design is based on structural analysis. SPS 321.18(4)(4) Wood foundations. Wood foundations shall be designed and constructed in accordance with the wood-foundation standard adopted in Table 320.24-6m. SPS 321.18 NoteNote: The department will accept Permanent Wood Foundations Design and Construction Guide published by the Southern Forest Products Association through the Southern Pine Council, as complying with this standard. The Design and Construction Guide requires a 3.5 inch thick floor slab if a poured concrete floor slab is used.
SPS 321.18 HistoryHistory: Cr. Register, November, 1979, No. 287, eff. 6-1-80; am. (3) (intro), Register, February, 1985, No. 350, eff. 3-1-85; cr. (2) (c) to (e), r. and recr. Tables C and D, r. (3) (a) 2., renum. (3) (a) 1. to be (a), Register, January, 1989, No. 397, eff. 2-1-89; am. (intro.), (2) (b), (3) (b) and Table 21.18-D, cr. Table 21.18, r. (2) (c), renum. (2) (d) and (e) to be (2) (c) and (d), Register, March, 1992, No. 435, eff. 4-1-92; renum. (1) to (3) to be (2) to (4), and am. (3) (b), (4) (intro.) and (b), Table 21.18-A, r. (intro.) and Table 21.18, cr. (1), (3) (e), Register, November, 1995, No. 479, eff. 12-1-95; am (2), Register, January, 1999, No. 517, eff. 2-1-99; r. and recr. (1) (b), (3), Tables 21.18-C and D, am. (2) (a), r. Table 21.18-B, renum. Table 21.18-A to be Table 21.18-B and cr. (1) (c), (d), Tables 21.18-A, E and F, Register March 2001 No. 543, eff. 4-1-01; CR 02-077: r. (1) (c) 1., renum. (1) (d) to be (1) (e), cr. (1) (d), am. (4) (intro.), (b) and Tables 21.18-A, C and F Register May 2003 No. 569, eff. 8-1-03; CR 08-043: am. (1) (d) 2. b. and Tables 21.18-C to F, cr. (2) (a) (title) and (b) (title), r. and recr. (3) (a) and (4) Register March 2009 No. 639, eff. 4-1-09; correction in (1) (e), (2) (a), (3) (b) 1., 2., 5., 6., (4), Table 321.18-C to -F made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 15-041: am. (1) (c) 3. a., cr. (1) (c) 3. d., am. (1) (d) 2. c., (4) Register December 2015 No. 720, eff. 1-1-16; CR 15-043: am. (1) (d) 1. c. Register December 2015 No. 720, eff. 1-1-16; correction under s. 13.92 (4) (b) 7. Register December 2015 No. 720. SPS 321.19SPS 321.19 Floor design. Floors shall support all dead loads plus the minimum unit live loads as set forth in s. SPS 321.02. The live loads shall be applied to act vertically and uniformly to each square foot of horizontal floor area. Basements shall be provided with wood or concrete or similar type floors that comply with s. SPS 321.20 or 321.205. SPS 321.19 HistoryHistory: Cr. Register, November, 1979, No. 287, eff. 6-1-80; r. and recr., Register, March, 1992, No. 435, eff. 4-1-92; correction made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672. SPS 321.20(1)(1) When concrete floors are provided, the thickness of the concrete shall measure at least 3 inches. SPS 321.20(2)(2) When a concrete floor is placed in clay soils, a 4-inch thick base course shall be placed in the subgrade consisting of clean graded sand, gravel or crushed stone. SPS 321.20(3)(3) When a concrete floor is placed on sand or gravel soils, the base course may be omitted unless drain tile is installed. If drain tile is installed, the requirements of s. SPS 321.17 shall be met. SPS 321.20 HistoryHistory: Cr. Register, November, 1979, No. 287, eff. 6-1-80; am. Register, January, 1989, No. 397, eff. 2-1-89; r. and recr. Register, January, 1999, No. 517, eff. 2-1-99; correction in (3) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.
