Section 675IAC14-4.3-62. Section R403.1.6; foundation anchorage

   Delete the first paragraph of Section R403.1.6 and the first six (6) sentences of the second paragraph and substitute to read as follows:

  Sill plates and wall-panel sole plates supported directly on concrete or masonry foundations shall be anchored to the foundation in accordance with this section.

  Exterior wall wood sole and sill plates supported directly on masonry or concrete foundations shall be anchored to the foundation with bolts spaced a maximum of 6 feet on center. There shall be a minimum of two bolts for each plate section with one bolt located not more than 12 inches (305 mm) or less than seven bolt diameters from each end of the plate section. Sill plates supporting floor systems, on walls having less than 7 feet (2,135 mm) of unbalanced fill, shall be anchored to the foundation with bolts spaced not more than 12 inches (305 mm) from corners and a maximum of 6 feet (1,828 mm) on center. Sill plates supporting floor systems, on walls having 7 feet (2,135 mm) or more of unbalanced fill, shall be anchored to the foundation with bolts spaced not more than 12 inches (305 mm) from corners and a maximum of 4 feet (1,219 mm) on center. Bolts shall be at least 1/2 inch in diameter and shall extend a minimum 7 inches (178 mm) into masonry or concrete and shall have at least 1 1/2 inches of grout or concrete surrounding the bolt shaft. Interior bearing wall sole plates on concrete slab foundations shall be positively anchored with approved fasteners. A washer, sized to cover the hole in the plate, shall be installed on each bolt and a nut shall be used to tighten the washer to the plate. (Fire Prevention and Building Safety Commission; 675 IAC 14-4.3-62; filed Jun 13, 2005, 3:00 p.m.: 28 IR 3271, eff 90 days after filing with the Secretary of State; filed Mar 6, 2008, 11:13 a.m.: 20080402-IR-675070483FRA; readopted filed Aug 4, 2011, 8:35 a.m.: 20110831-IR-675110254RFA)