Thread: CHICAGO | CNA Center (151 N. Franklin) | 568 FT | 36 FLOORS
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Old Posted Aug 1, 2016, 2:23 AM
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harryc harryc is offline
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Join Date: Jun 2007
Location: Oak Park, Il
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Core beginning to rise crane base being installed above sidewalk to allow site traffic to pass underneath.

July 24
Steel !




July 25







July 28










A similar configuration was used on 111 Wacker where the crane was also mounted above the sidewalk.


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