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Section R403.1.3, Footing and stem wall reinforcing in Seismic Design Categories D0, D1 and D2, is hereby deleted in its entirety and the following provisions shall be substituted therefor:

Foundations with stem walls shall have installed a minimum of one No. 4 bar located in the top 12 inches of the wall and one No. 4 bar located 3 inches (76 mm) to 4 inches (102 mm) from the bottom of the footing. Horizontal bar spacing shall be 24 inches o.c. maximum. Vertical reinforcement shall be No. 4 bars spaced 24 inches on center maximum.

R403.1.3.1, Concrete stem walls with concrete footings. Where a construction joint is created between a concrete footing and a concrete stem wall, not fewer than one No. 4 vertical bar shall be installed at not more than 2 feet (1219 mm) on center. The vertical bar shall have a standard hook and extend to the bottom of the footing and extend not less than 14 inches (357 mm) into the stem wall. Not fewer than one No. 4 horizontal bar shall be installed within 12 inches (305 mm) of the top of the stem wall and one No. 4 horizontal bar shall be located 3 to 4 inches (76 mm to 102 mm) from the bottom of the footing. Horizontal bar spacing shall be 24 inches o.c. maximum. Vertical reinforcement shall be No. 4 bars spaced 24 inches on center maximum.

R403.1.3.2, Masonry stem walls with concrete footings. Where a masonry stem wall is supported on a concrete footing, not fewer than one No. 4 vertical bar shall be installed at not more than 4 feet (1219 mm) on center. The vertical bar shall extend to the bottom of the footing and shall have support and cover as specified in Section R403.1.3.5.3 and extend not less than 14 inches (357 mm) into the stem wall. Not fewer than two No. 4 horizontal bar shall be installed within 8 inches (204 mm) of the top of the wall and one No. 4 horizontal bar shall be located 3 to 4 inches (76 mm to 102 mm) from the bottom of the footing. Horizontal bar spacing shall be 48 inches o.c. maximum. Vertical reinforcement shall be No. 4 bars spaced 24 inches on center maximum. Reinforced cells and bond beams shall be solid grouted.

Section R403.1.3.3, Slabs-on-ground with turned-down footings.

Slabs-on-ground with turned-down footings cast monolithically shall have a minimum of one No. 4 bar at the top and the bottom of the footing. Vertical reinforcement shall be No. 4 bars spaced 24 inches o.c. maximum. Floating footings for detached garages and storage sheds shall have reinforcement conforming to City of Topeka specifications.

(Ord. 20467 § 24, 12-5-23.)