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One World Trade Center Progress March 2012 #2
One World Trade Center Progress March 2012
Tower steel is now above floor 92. It is expected to top out in spring 2012.
Facade installation is now above floor 70
Concrete is now being installed above floor 86
Installation of the 400-foot-tall antenna in spring 2012.
Spray-on fireproofing underway
Elevator shaft fit-out
Multiple cranes on site for steel and concrete installation
Both the south and north cores are now being erected as the structure rises
"Cocoon" safety system now in place around upper perimeter, to rise with structure
Utility installation and tie-ins
Crews are coordinating substructure construction while maintaining PATH service
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Uploaded on Mar 4, 2012
