Page 16: of Marine Technology Magazine (April 2019)

Case Study Project

Tappan Zee Constructors ‘See’

Above and Below the Hudson

With Trimble Marine Construction Systems and Teledyne Marine Imaging, bridge deconstruction projects can now have pinpoint accuracy.

ince 1955, the Tappan Zee Bridge has been a criti- costs ultimately lead to the decision to replace the bridge.

cal thoroughfare for New Yorkers commuting be- The Governor Mario M. Cuomo Bridge, the longest cross- tween Rockland and Westchester Counties, located ing in the New York State Thruway system, is designed to

S approximately 20 miles north of Manhattan and meet the needs of the future while supporting economic across the Hudson River from each other. However, a heavy growth. In 2013, Tappan Zee Constructors was contracted increase in traf? c and exponentially increasing maintenance to design and build the twin-span crossing. The north span

Image Courtesy Trimble April 2019 16

MTR

MTR #3 (1-17).indd 16 4/10/2019 3:56:59 PM