As we move closer to the 2019 milestone of opening the new State Route 99 tunnel under downtown Seattle, officials can start making plans for removal of the aging Alaskan Way Viaduct, the entire reason the new 1.7-mile tunnel was conceived originally.
It took three mobile cranes, including one of the largest mobile cranes in the country, working in a choreographed effort to successfully lower the new Tukwila Urban Center Pedestrian/Bicycle Bridge across the Green River in July.