Investigation of the July 19, 2016 Crane Collapse during Pile Driving for New Tappan Zee Bridge over Hudson River, Rockland County, NY.

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A Manitowoc MLC300 crawler crane engaged in driving piles with a vibratory hammer for the construction of the new Tappan Zee Bridge collapsed and fell over the existing Tappan Zee Bridge. The incident occurred on the Rockland County side. The 256 foot-long boom of the crane fell over the existing bridge (north and southbound lanes of Interstate I-87/I-287). Back to Top