NEHRP Seismic Design Technical Brief No. 1 Seismic Design of Reinforced Concrete Special Moment Frames A Guide for Practicing Engineers NIST GCR 16-917-40 Jack P. Moehle John D. Hooper SECOND EDITION This publication is available free of charge from: http://dx.doi.org/10.6028/NIST.GCR.16-917-40