Deep rescue
Bertha reaches her stopping point in the SR 99 tunnel access pit, clearing the way for Seattle Tunnel Partners to begin disassembly.
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A welder cuts off one of the SR 99 tunneling machine’s cutting bits in March... -
On Dec. 9, 2014, crews started installing the vertical pieces of the modular... -
Bertha reaches her stopping point in the SR 99 tunnel access pit, clearing... -
Workers guide one of the vertical pieces of the modular lift tower into... -
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