Sep 02

quite uncommon to build such tall towers without concrete core, but this will speed up the construction indeedwithout a concrete core they will indeed skyrocket upwards
+ sears tower and the ESB.The NYC twin towers didn't have concrete cores either :shifty:
Sep 02
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much smaller than the world trade center though.OMG....wtc reincarnation....:master::master::cheers::cheers2::cheers::cheers2::cheers:
Hey, it's just 10 meters shortermuch smaller than the world trade center though.
http://skyscraperpage.com/diagrams/?searchID=61019397