Equipment Type

Tunneling Machine Busts Through

A tunneling machine working on Seattle’s future U District light-rail station broke through last week.

November 09, 2015

A tunneling machine working on Seattle’s future U District light-rail station broke through last week, and the event was captured on video by the Seattle Times.

The machine is one-seventh the size of Bertha, the tunneling machine that broke down late in 2014 and has recently resumed its work.

Source: The Seattle Times

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