Chapter 19 — CONCRETE

Section 1902 — COORDINATION OF TERMINOLOGY

2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California

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1902.1 General.

1902.1 General. Coordination of terminology used in ACI 318 and ASCE 7 shall be in accordance with Section 1902.1.1. 1902.1.1 Design displacement. Design displacement shall be the Design Earthquake Displacement, δ DE, defined in ASCE 7 Section 12.8.6.3. For diaphragms that can be idealized as rigid in accordance with ASCE 7 Section 12.3.1.2, δ di, displacement due to diaphragm deformation corresponding to the design earthquake, is permitted to be taken as zero.