Chapter 19A — CONCRETE — 2025 California Building Code (Title 24, Part 2)

User notes: About this chapter: Chapter 19A provides minimum accepted practices for the design and construction of buildings and structural components using concrete, both plain and reinforced. Chapter 19A is applicable to structures regulated by the Division of the State Architect- Structural Safety—including public elementary and secondary schools, community colleges, and state-owned or state-leased essential services buildings (applications listed in Sections 1.9.2.1 [DSA-SS] and 1.9.2.2 [DSA-SS/CC])—and by the Department of Health Care Access and Information/Office of Statewide Hospital…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback

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11.9 – Foundation walls. ¶

11.9 – Foundation walls. Horizontal reinforcing of concrete foundation walls for wood-frame or light-steel buildings shall consist of the equivalent of not less than one No. 5 bar located at the top and bottom of the wall. Where such walls exceed 3 feet (914 mm) in height, intermediate horizontal reinforcing shall be provided at spacing not to exceed 2 feet (610 mm) on center. Minimum verti- cal reinforcing shall consist of No. 3 bars at 24 inches (610 mm) on center. Where concrete foundation walls or curbs extend above the floor line and support wood-frame or light-steel exterior, bearing or…

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