Construction of concrete twin span cable stay bridge (main span 366m) with H shaped concrete pylons of height 121m.
Photo Credit: New York State Thruway Authority.
Tappan Zee Constructors, LLC (TZC)
OM ENGINEERING SCOPE
Design and supply of 8no. self climbing jump form systems for construction of the main pylons. The H frame pylons slope at 5 degrees and tapers in two directions.
OM Engineering is grateful for the support & backing, during this project, of the Australian Government and Efic, the department for Australian Exporters Finance.
Animation Credit: New York State Thruway Authority.
Construction of the pylons commenced July 2015 and all 8 piers were completed by Jan 2017
Timelapse Credit: New York State Thruway Authority.