The American Institute of Steel Construction’s group reviewing problematic built-up plate girders in San Francisco’s Salesforce Transit Center is considering the girders’ design detail—where the brittle fractures occurred. The team will also look into a similar girder failure at the SoNo Collection mall in Connecticut.
The American Institute of Steel Construction’s virtual steel conference—which replaced AISC’s annual gathering canceled due to the COVID-19 pandemic—offered dozens of no-cost online professional development hours to its 9,146 registrants.
Chris Teetor, director of operations for DE Storage, which builds storage units, mobile homes and other properties across Delaware, needed 800 cu yd of clay material typically used for berms in ponds.
Team building (W)rapper’s ribboned exoskeleton, which is not self-supporting until it is done, relies on falsework for stability during steel erection.
Audrey Copeland, president and CEO of the National Asphalt Pavement Association, spoke with ENR’s transportation editor Aileen Cho at CONEXPO-CON/AGG earlier this month about sustainable pavements and encouraging more women to join the industry.
While contractors were optimistic that costs would stay low and contribute to a strong fiscal 2020 as recently as January, the coronavirus pandemic has upended construction just as it has every other industry.
The public authority that owns and runs the Salesforce Transit Center in San Francisco forcefully disagrees with the Metropolitan Transportation Commission's independent expert panel that reviewed the 2018 brittle fractures in twin built-up plate girders.