The first steel girder assemblies for the new New York State Thruway Tappan Zee bridge were brought down the Hudson River in June. The dual-span suspension bridge, with towers 419' high, is scheduled to be in operation in mid-2018.
The first steel girder assemblies for the new New York State Thruway Tappan Zee bridge were brought down the Hudson River in June. The dual-span suspension bridge, with towers 419' high, is scheduled to be in operation in mid-2018.