Chapter 16 — REFERENCED STANDARDS
Section A108 — DESIGN STRENGTHS
2025 California Existing Building Code (Title 24, Part 10) · 2025 edition · ingested 2026-07-07 · California
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[BS] A108.1 Strength values. 1. Strength values for existing materials are given in Table A108.1(1) and for new materials in Table A108.1(2). 2. The strength reduction factor, φ, shall be taken equal to 1.0. APPENDIX A-8 2025 CALIFORNIA EXISTING BUILDING CODE on Jul 18, 2025 11:14 AM (CDT) THEREUNDER. APPENDIX A—GUIDELINES FOR THE SEISMIC RETROFIT OF EXISTING BUILDINGS 3. The use of materials not specified herein shall be based on substantiating research data or engineering judgment, as approved by the code official. [BS] TABLE A108.1(1)—STRENGTH VALUES FOR EXISTING MATERIALSCol2Col3…