“Every last component [of the boring machine]
was designed and built specifically for
the soils beneath Seattle and the needs
of this project. It’s truly one of a kind.”
-Chris Dixon, project manager, Seattle Tunnel Partners, Seattle, Washington, USA
Crews work on the launch pit for the massive boring machine (inset).
CLOSING
Credit
PROJECT: Tunnel infrastructure
BUDGE T: US$2 billion
SIzE OF BORING MAChINE:
57. 5 feet ( 17. 5
meters) in diameter, the largest ever built
More than US$4 billion is being funneled
into waterfront projects near Seattle, Wash-
ington, USA. From engineering works to
construction endeavors, superb project man-
agement is needed to keep the efforts afloat.
PhO TOS COUR TESY
OF ThE WAShINGTON
STATE DEPARTMENT
OF TRANSPORTATION
