Construction Equipment
Ag Equipment
Roadbuilding
Dealers
Business
Technology
Tag: 360-degree video SR 99 tunnel
Roadbuilding
A 360-degree view inside Bertha and construction of the SR 99 tunnel
The Washington State Department of Transportation (WSDOT) has created a video featuring 360-degree views inside the SR 99 tunnel as Bertha, the world’s largest tunnel boring machine, makes its way underneath Seattle. The department says this feature provides the best way to provide a view of the “record-breaking size” of the tunnel without taking a […]
March 14, 2017
Page 1 of 1