(STRUCTURE magazine, August 2018, by Sompandh Wanant)

The August 2018 STRUCTURE article, Unanticipated Stresses and the Welded Flange Plate Moment Connection, presents information and opinions on welded steel moment connections and more specifically on connections in the standard ANSI/AISC 358-16, Prequalified Connections for Special and Intermediate Steel Moment Frames for Seismic Applications. Some of the information in this article may be potentially misleading, particularly regarding statements made on vertical beam shear distribution and weld shrinkage residual stresses. These issues are addressed below. …