C-HCommentary — Chapter H Composite braced frame and shear wall systems

Chapter H includes the following major changes and additions in this edition of the Provisions:

• (1) Requirements for coupling beam embedment and steel reinforcement have been added to composite ordinary shear walls (C-OSW) and composite special shear walls (C-SSW).

• (2) Revisions have been made to composite plate shear walls—concrete filled (C-PSW/CF).

• (3) A new system, coupled composite plate shear walls—concrete filled (CC-PSW/CF), has been added.

• H1 COMPOSITE ORDINARY BRACED FRAMES (C-OBF)

• H2 COMPOSITE SPECIAL CONCENTRICALLY BRACED FRAMES (C-SCBF)

• H3 COMPOSITE ECCENTRICALLY BRACED FRAMES (C-EBF)

• H4 COMPOSITE ORDINARY SHEAR WALLS (C-OSW)

• H5 COMPOSITE SPECIAL SHEAR WALLS (C-SSW)

• H6 COMPOSITE PLATE SHEAR WALLS—CONCRETE ENCASED (C-PSW/CE)

• H7 COMPOSITE PLATE SHEAR WALLS—CONCRETE FILLED (C-PSW/CF)

• H8 COUPLED COMPOSITE PLATE SHEAR WALLS—CONCRETE FILLED (CC-PSW/CF)