It’s not often easy to be first. But that hasn’t stopped an intrepid adventurer from going against the prevailing winds of structural practice to debut a dynamic shift in skyscraper engineering that at minimum promises improved tall-building resilience and sustainability—at a reduced cost.
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.
Developer's attorney claims the court ruling, which cites zoning irregularities in nearly done Manhattan luxury condo, could invalidate certificates of occupancy for 20 city buildings.
A project with the name “5th and Union” blends in with the 89 other shoring and drilling jobs on John Matyasovszky’s chronological list of work since 2005—when the Malcolm Drilling Co. senior superintendent began as a laborer.
Allana Buick & Bers, a forensic engineer hired by the Millennium Tower Association, says the cracked window glass in Unit 36B of the San Francisco residential building was caused by an exterior impact.
