Chapter 16 — REFERENCED STANDARDS
Section A104 — SYMBOLS AND NOTATIONS
2025 California Existing Building Code (Title 24, Part 10) · 2025 edition · ingested 2026-07-07 · California
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[BS] A104.1 Symbols and notations. For the purpose of this chapter, the following notations supplement the applicable symbols and notations in the building code. a n = Diameter of core multiplied by its length or the area of the side of a square prism. A = Cross-sectional area of unreinforced masonry pier or wall, square inches (10 [-6] m [2] ). A b = Total area of the bed joints above and below the test specimen for each in-place shear test, square inches (10 [-6] m [2] ). A n = Area of net mortared or grouted section of a wall or wall pier. D = In-plane width dimension of pier, inches (10…