The eastern anchor span of New York’s Tappan Zee Bridge dropped into the Hudson River Tuesday with an explosive demolition, soon to clear the way for mariners to navigate without restrictions.
The controlled drop was executed at 10:52 a.m., when charges blew out the supports and the 672’ bridge deck and superstructure fell to the river bed, on the eastern side of the navigation channel.
Steel netting set out on the bottom beforehand will enable a complete cleanup, as remains of the bridge in...
https://www.workboat.com/news/coastal-inland-waterways/tappan-zee-bridge-goes-out-with-a-bang/