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The Today File

Your guide to the latest news from around the Northwest

Topic: Highway 99 tunnel

You are viewing the most recent posts on this topic.

July 26, 2014 at 5:01 PM

Bertha’s repair pit hitting some slowdowns

This fall’s hoist of the damaged, 2,000-ton front end of the tunnel boring machine Bertha will happen a bit later than planned, because workers are having difficulty digging a 120-foot deep retrieval shaft just ahead of the big drill. The state Transportation Department hasn’t released details of the problem, but is expected to do so within the next…

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Comments | More in Traffic & Transit | Topics: bertha, Highway 99 tunnel, Sarnia

July 24, 2014 at 10:05 AM

Early warning: 4 days of Highway 99 closures in August

Portions of Highway 99 in central Seattle will close in late August for two days of repairs in Sodo and a four-day bridge removal near Seattle Center. The work starts late Friday, Aug. 22 and wraps up at 5 a.m. Wednesday, Aug. 27. The state’s project homepage is here. The plan: An overpass where Aurora Avenue North…

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Comments | More in Traffic & Transit | Topics: Highway 99 tunnel, Mercer Corridor Project, Traffic

June 16, 2014 at 3:29 PM

Bertha’s bulking up for the 2015 drilling season

Hitachi-Zosen has decided to add 86 tons of steel ribs and plates to stranded tunnel-boring machine Bertha, in hopes of making it more stout when drilling resumes next year. Highway 99 contractor Seattle Tunnel Partners announced today that its repair plan includes 216 steel pieces. Some will reinforce the bearing block, which surrounds the rotating drive system, and…

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Comments | Topics: bertha, Highway 99 tunnel

May 15, 2014 at 5:57 PM

Bertha’s repair pit now under construction

Crews this week began building a repair pit next to stranded tunnel-boring machine Bertha, while the state released new images of how the front end would be lifted out this fall.  A Washington State Department of Transportation pit-cam is webcasting the work. A WSDOT update this week unveiled some conceptual strategies that are either…

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Comments | Topics: bertha, Highway 99 tunnel, Seattle Tunnel Partners

April 26, 2014 at 10:24 AM

Saturday Memo: Tunnel costs rising … How fair is the pot lottery?… Sounders play at home

Weather: High 50s, with showers coming this afternoon and lasting into the night. National Weather Service forecast Tunnel contractors seek more state money: The contractor of the stalled Highway 99 tunnel project has requested $62.6 million in change orders on top of a $125 million filing related to repairing the tunnel-boring machine. Documents…

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Comments | More in Morning Memo | Topics: Highway 99 tunnel, marijuana lottery, pot stores

April 22, 2014 at 1:28 PM

Tunnel contractors: Bertha stall may cost $125M

The costs to repair and restart Bertha, the Highway 99 tunneling machine, are somewhere close to $125 million, a senior executive says. Chris Dixon, project director for Seattle Tunnel Partners (STP), mentioned the figure during a midday briefing today to The Seattle Times’ Editorial Board, which is responsible for writing and choosing opinion pieces. However, the $125 million…

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Comments | More in Traffic & Transit | Topics: bertha, Highway 99 tunnel, Seattle Tunnel Partners

April 8, 2014 at 3:31 PM

A noise wall for work on tunnel machine Bertha

Workers at the Highway 99 tunnel site are building a plywood noise wall this week, so Seattle Tunnel Partners can get permission from the city to work at night. STP will dig an 83-foot diameter, 120-foot deep circular pit to perform front-end repairs on the drill called Bertha, which has advanced only four feet since Dec….

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Comments | More in General news, Traffic & Transit | Topics: bertha, Highway 99 tunnel, Pioneer Square

March 13, 2014 at 3:18 PM

Soil near Bertha to be searched for artifacts

Before contractors dig a pit to repair the front end of  the Highway 99 tunnel machine, a grid of 60 narrow test holes will be drilled there to check for historic artifacts. The probing will take about one week, said Steve Archer, cultural resources specialist for the Washington State Department of Transportation (WSDOT).  Archer doesn’t necessarily expect…

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Comments | More in General news, Traffic & Transit | Topics: bertha, Highway 99 tunnel

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