Chapter 18A — SOILS AND FOUNDATIONS
Section 1802A — DESIGN BASIS
2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California
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1802 A .1 General. Allowable bearing pressures, allowable stresses and design formulas provided in this chapter shall be used with the allowable stress design load combinations specified in ASCE 7, Section 2.4 or the alternative allowable stress design load combinations of Section 1605 A .2. The quality and design of materials used structurally in excavations and foundations shall comply with the requirements specified in Chapters 16, 19, 21, 22 and 23. Excavations and fills shall comply with Chapter 33.