Chapter 18.07
AMENDMENTS TO CHAPTER 19, CONCRETE, OF THE CALIFORNIA BUILDING CODE

Sections:

18.07.005    Chapter 19 Is Amended.

18.07.010    Section 1905.1.7 Is Amended.

18.07.005 Chapter 19 Is Amended.

The following sections of Chapter 19 of the California Building Code, as adopted by Chapter 18.01 hereof, are added, deleted, or amended as follows. (Ord. 22-10 § 2, 12/13/22)

18.07.010 Section 1905.1.7 Is Amended.

Section 1905.1.7 is amended to read as follows:

1905.1.7 ACI 318, Section 14.1.4. Delete ACI 318, Section 14.1.4, and replace with the following:

14.1.4 – Plain concrete in structures assigned to Seismic Design Category C, D, E or F.

14.1.4.1 – Structures assigned to Seismic Design Category C, D, E or F shall not have elements of structural plain concrete, except as follows:

(a)    Concrete used for fill with a minimum cement content of two (2) sacks of Portland cement per cubic yard.

(b)    Isolated footings of plain concrete supporting pedestals or columns are permitted for buildings of light-frame construction, provided the projection of the footing beyond the face of the supported member does not exceed the footing thickness and the footing supports a single roof or floor.

(c)    Plain concrete footings supporting walls are permitted provided the footings have at least two continuous longitudinal reinforcing bars. Bars shall not be smaller than No. 4 and shall have a total area of not less than 0.002 times the gross cross-sectional area of the footing. A minimum of one bar shall be provided at the top and bottom of the footing. Continuity of reinforcement shall be provided at corners and intersections.

In detached one- and two-family dwellings three stories or less in height and constructed with stud-bearing walls, plain concrete footings with at least two continuous longitudinal reinforcing bars not smaller than No. 4 are permitted to have a total area of less than 0.002 times the gross cross-sectional area of the footing.

(Ord. 22-10 § 2, 12/13/22)