In March, Lt. Gen. Todd Semonite, Chief of Engineers for the U.S. Army and 54th Commanding General of the U.S. Army Corps of Engineers, was getting ready for a well-deserved retirement. Then the full impact of the COVID-19 pandemic came into focus.
A structural engineering pioneer and innovator who has changed tall building design for more than 30 years, Robert Halvorson is ENR Midwest's 2020 Legacy Award winner.
EPA, Energy and Interior Dept. heads, once confirmed, and new White House advisers in boosted roles, will execute ramped-up climate-change mission, including Trump-era policy reversals.
Using 80-ksi steel in upper perimeter columns—a first in the U.S.—helped the design team reduce the steel by almost 20% at 320 S. Canal, a 51-floor office tower under construction in Chicago’s Loop.