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  • CHAPTER18
    SOILS AND FOUNDATIONS  

    User note: Code change proposals to this chapter will be considered by the IBC – Structural Code
    Development Committee during the 2016 (Group B) Code Development Cycle. See explanation on page iv.

    SECTION1801
    GENERAL

    1801.1 Scope.

    The provisions of this chapter shall apply to building and foundation systems.

    1801.2 Design basis.

    Allowable bearing pressures, allowable stresses and design formulas provided in this chapter shall be used with the allowable stress design load combinations specified in Section 1605.3. 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 of this code. Excavations and fills shall also comply with Chapter 33.