Building Code Requirements for Structural Concrete and Commentary

CHAPTER 21—EARTHQUAKE-RESISTANT STRUCTURES ........................................................... 323
21.1—General requirements ................................................................................................................................................323
21.2—Ordinary moment frames ...........................................................................................................................................328
21.3—Intermediate moment frames.....................................................................................................................................329
21.4—Intermediate precast structural walls .........................................................................................................................333
21.5—Flexural members of special moment frames............................................................................................................333

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TABLE OF CONTENTS
ACI 318 Building Code and Commentary
21.6—Special moment frame members subjected to bending and axial load ..................................................................... 339
21.7—Joints of special moment frames............................................................................................................................... 343
21.8—Special moment frames constructed using precast concrete.................................................................................... 347
21.9—Special structural walls and coupling beams ............................................................................................................ 349
21.10—Special structural walls constructed using precast concrete ................................................................................... 356
21.11—Structural diaphragms and trusses ......................................................................................................................... 357
21.12—Foundations ............................................................................................................................................................ 362
21.13—Members not designated as part of the seismic-force-resisting system ................................................................. 365