Quote:
Originally Posted by jet cm
Anybody in the know out there that wants to fill us in on why the North crane has the tower all the way to the ground? Me and my friends are baffled.
Thanks
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Both crane towers go all the way to the bottom. This is (was ?) the standard technique here.
TheWitt, Aqua, and Waterview use very similar cranes with a climbing base.
155 N Wacker and 353 N Clark us a different style of climbing crane, the same that is being used on the new WTC in NY.