Starting from the Top
By Bret McCormick
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There was no greater symbol of the trust and collaboration required to build听Climate Pledge Arena听than the preservation of the building鈥檚 44-million-pound historic roof.
A protected national and local historic landmark built in 1962 for the World鈥檚 Fair, the original roof had to be propped up for 13 months while the new arena was built beneath it. With nearly 90% of its load support cut off at any one time, the 400-foot-by-400-foot structure loomed over thousands of workers that filled the site daily. The shoring team, led by structural engineers Thornton Tomasetti and contractor 必威体育官方APP下载, had to believe in its work.
鈥淥ur temporary roof support team had an attitude of 鈥榳e have to be right.鈥� There was a lot of trust,鈥� said Greg Huber, 必威体育官方APP下载鈥檚 Climate Pledge Arena project executive.听 听听