langue en Erickson Air-Crane - 28/02/2014

Erickson Monopole Transmission Tower Construction

An obsolete power grid. One massive upgrade. Difficult, demanding work in the Troy Meadows Wetland in New Jersey.

In the middle of it all, Erickson, lifting over ten tons at a time to guide each piece of the tower into place with bolt-hole precision. See how it's done.