The 2016 update of the American Institute of Steel Construction standard “Prequalified Connections for Special and Intermediate Steel Moment Frames for Seismic Applications (ANSI/AISC 358-16)” has nine prequalified beam-to- column moment connections, or four more than the 2010 edition and seven more than the original 2005 standard.
Its new international airport notwithstanding, the tiny British territory of St. Helena, which sits in the southern Atlantic Ocean about 2,000 kilometers from the African coast, remains as isolated as it was in 1815, when Napoleon Bonaparte was exiled there after losing the Battle of Waterloo.
Supporters of an updated structural building-design standard, developed by the American Society of Civil Engineers, are breathing a collective sigh of relief after members of the International Code Council voted down an attempt to keep the standard, known as ASCE 7-16, out of the 2018 edition of ICC’s International Building Code and its other model codes.
With its ability to create shallow waves of great length in a laboratory flume, a new tsunami simulator in the U.K. is helping seismic engineers at University College’s EPICentre, London, compute more accurate structural impact models than previously were possible.