The receiving pit at the north end of Seattle's SR 99 tunnel project, where Bertha the tunnel machine will break through next year. (Kurt Schlosser / GeekWire photos) The SR 99 tunneling machine has passed the halfway point on its long journey beneath Seattle, and officials stood 10 stories below ...
Aug 18, 2013 · SEATTLE - Lying in an open pit near the heart of the city, the cylindrical mass of machinery looked like a spacecraft that had crash-landed. Or, as one architect described it, a dry-docked
Dec 24, 2013 · Named after one of Seattle's early mayors, ... Big Bertha -- world's largest tunnel boring machine ... the world's largest tunneling machine - Duration: ...
Bertha, Seattle's SR 99 Tunneling Machine, Is Finally … Apr 04, 2017 · WIRED's biggest stories delivered to your inbox. submit. ... After 4 Years, Seattle's Giant Tunneling Machine Finally Breaks Through.
Feb 18, 2015 · Seattle's massive tunnel boring machine Bertha, which had been halted for over a year, broke through the wall of the access pit on Thursday, en route to getting repairs.
The tunneling machine known as Bertha began ... the machine's cutterhead being lowered into the launch pit near Seattle's stadiums). The machine completed ...
More than $200 million in cost overruns, lawsuits and delays continue to haunt Seattle's big dig project. The world's largest tunneling machine, nicknamed "Bertha," is now working again, but the complicated fix of an underground breakdown in 2013 has created a huge fight over blame and who pays the tab.
The world's biggest tunnel boring machine, named after Seattle's first female mayor, has been brought to a halt
Alaskan Way Viaduct - Home. Less than 12 months ago, the tunneling machine Bertha was assembling tunnel rings beneath the Belltown neighborhood in Seattle.
Bertha is on pace to emerge into daylight in a few days and push its way into a pit in South Lake Union, where the one-time world's biggest tunneling machine will be cut apart and trucked away.
The name Bertha, after Seattle's first female mayor, Bertha Knight Landes, was chosen by a panel ... The World's Largest EPB Shield Tunneling Machine; Bertha on Twitter;
Apr 03, 2017 · Bertha, the machine digging a 1.75 mile tunnel under Seattle to replace a waterfront bridge with an underground roadway, had just 30 feet of mining left at the beginning of the day Tuesday.
It's official - Bertha has broken through! Seattle's tunnel boring machine that's been digging beneath the city for the State Route 99 tunnel reached the end of its 1.75-mile journey Tuesday, nearly four years after it embarked on the job. Just before 10 a.m., Bertha pierced the cement wall of the ...
The progress that Bertha, Seattle's boring machine, is making is a huge relief for contractors and the state. What is going so well this time around?
A look back on Seattle's tunnel machine Bertha ... The machine arrived to Seattle on ... repair-access pit and began tunneling again under Seattle's ...
Apr 03, 2017 · With a cloud of dust, Bertha — Seattle's tunnel boring machine — reached the end of her long, troubled journey, a milestone in a multibillion-dollar project to replace an aging highway hugging the city's waterfront.
Mar 11, 2013 · The world's largest diameter tunneling machine has left the port of Osaka in Japan and will arrive in Seattle later this month to begin work on replacement of the Alaskan Way Viaduct, the downtown waterfront eyesore.
Seattle's Big Bertha Tunneling Machine Is Finally Back on Track. Five stories tall and the biggest drill of her kind, Bertha overheated in December 2013, ...
From the dark depths beneath Seattle, Bertha the SR 99 tunnel machine headed out of the muck and into daylight on Tuesday, completing a final push in a years-long effort to create space for a new highway beneath the city.
Why Seattle's Huge Tunnel-Boring Machine Is Still Stuck A year after Bertha got stuck, plans to free the big machine have stalled. And there's another problem.
Stuck underground for years, Seattle's Bertha tunnel boring machine will soon tremble to life once more.
After three years and millions of dollars in repairs, the SR99 tunneling machine in Seattle has resumed operations.
Dec 11, 2013 · In this photo made with a fish-eye wide-angle lens, Bertha, the massive boring machine that is drilling a two-mile tunnel under Seattle, is shown in July before work began.
Feb 12, 2015 · CNN's Thom Patterson explains how engineers plan on getting Bertha, the world's largest tunnel machine, digging again in Seattle.