Section A114

WALLS OF UNBURNED CLAY, ADOBE OR STONE MASONRY

[BS] A114.1 General. Walls of unburned clay, adobe or stone masonry construction shall conform to the following:

Walls of unburned clay, adobe or stone masonry shall not exceed a height- or length-to-thickness ratio specified in Table A114.1.
Adobe shall be allowed a maximum value of 9 pounds per square inch (62.1 kPa) for shear unless higher values are justified by test.
Mortar for repointing may be of the same soil composition and stabilization as the brick, in lieu of cement mortar.

[BS] TABLE A113.6 MAXIMUM ALLOWABLE HEIGHT-TO-THICKNESS RATIO FOR PARAPETS

	S D1
	0.13g ≤_SD_1 ≤ 0.25g	0.25g ≤_SD_1 < 0.4g	_SD_1 ≥ 0.4g
Maximum allowable height-to-thickness ratios	2.5	2.5	1.5

[BS] TABLE A114.1 MAXIMUM HEIGHT-TO-THICKNESS RATIO FOR ADOBE OR STONE WALLS

	S D1
	0.13g ≤_SD_1 < 0.25g	0.25g ≤_SD_1 < 0.4g	_SD_1 ≥ 0.4g
One-story buildings	12	10	8
Two-story buildings
First story	14	11	9
Second story	12	10	8

APPENDIX A-16 2022 CALIFORNIA EXISTING BUILDING CODE

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CALIFORNIA EXISTING BUILDING CODE – MATRIX ADOPTION TABLE

APPENDIX A CHAPTER A2 – EARTHQUAKE HAZARD REDUCTION IN EXISTING REINFORCED CONCRETE

AND REINFORCED MASONRY WALL BUILDINGS WITH FLEXIBLE DIAPHRAGMS

(Matrix Adoption Tables are nonregulatory, intended only as an aid to the code user.

See Chapter 1 for state agency authority and building applications.)

Adopting Agency	BSC	BSC- CG	SFM	HCD			DSA			OSHPD						BSCC	DPH	AGR	DWR	CEC	CA	SL	SLC
Adopting Agency	BSC	BSC- CG	SFM	1	2	1/AC	AC	SS	SS/CC	1	1R	2	3	4	5	5	5	5	5	5	5	5	5
Adopt Entire Chapter
Adopt Entire Chapter as amended (amended sections listed below)	X
Adopt only those sections that are listed below
Chapter / Section
A202.1	X

The state agency does not adopt sections identified with the following symbol: The Office of the State Fire Marshal’s adoption of this chapter or individual sections is applicable to structures regulated by other state agencies pursuant to Section 1.11.

APPENDIX A-18 2022 CALIFORNIA EXISTING BUILDING CODE

CHAPTER A2

EARTHQUAKE HAZARD REDUCTION IN EXISTING REINFORCED CONCRETE AND REINFORCED MASONRY

WALL BUILDINGS WITH FLEXIBLE DIAPHRAGMS