More From WSDOT

Truck hauling excavator collides with 5 bridges, taking a chunk out of each (PHOTOS)

Truck hauling excavator collides with 5 bridges, taking...

Posted by Wayne Grayson on Jul 23, 2014

While being hauled by a truck traveling through Thurston County, Washington, last week, an excavator's boom collided with five different ...

Camera gives a live view of construction on Big Bertha’s 12-story repair access pit

Camera gives a live view of construction on Big...

Posted by Wayne Grayson on May 13, 2014

Just because Big Bertha is down for nearly a year, that doesn't mean work around the world's largest tunnel boring ...

Repairs to Big Bertha will require a 12-story pit and removing the tunnel-boring machine’s cutterhead

Repairs to Big Bertha will require a 12-story pit and...

Posted by Wayne Grayson on Feb 28, 2014

Officials from the Washington State Department of Transportation have announced that in order to repair the world's largest tunnel-boring machine, ...

Tunnel-boring machine Big Bertha shut down for “months” due to complexity of needed repairs

Tunnel-boring machine Big Bertha shut down for...

Posted by Wayne Grayson on Feb 11, 2014

Washington State Department of Transportation officials say Big Bertha, the world's largest tunnel-boring machine, is likely out of commission for ...

Tunnel-boring machine Big Bertha moves forward 2 feet in test run to see if blockage is fully removed

Tunnel-boring machine Big Bertha moves forward 2 feet...

Posted by Wayne Grayson on Jan 31, 2014

After nearly two months of downtime caused by a steel pipe stuck in her teeth, Big Bertha, the world's largest ...

A steel pipe is what brought Big Bertha, the world’s largest tunnel-boring machine, to a halt

A steel pipe is what brought Big Bertha, the...

Posted by Wayne Grayson on Jan 06, 2014

The mystery is solved—in part at least. After Big Bertha, the world's largest tunnel-boring machine, was brought to an abrupt halt ...

No. 6 in 2013: Big Bertha digs in before being stopped in her tracks

No. 6 in 2013: Big Bertha digs in before being stopped...

Posted by Equipment World Staff on Dec 30, 2013

There's been a lot of excitement this year about the world's largest tunnel boring machine. Named "Big Bertha," she arrived ...

Unstoppable Force, Immovable Object: Seattle’s Big Bertha halted by mystery object

Unstoppable Force, Immovable Object: Seattle’s...

Posted by Wayne Grayson on Dec 19, 2013

Has Big Bertha met her match? She has, at least for the time being. The world's largest tunnel-boring machine was recently ...

VIDEO: How collapsed I-5 bridge was reopened with a temporary span

VIDEO: How collapsed I-5 bridge was reopened with a...

Posted by Wayne Grayson on Jun 19, 2013

Traffic is once again flowing over Washington state's Skagit River as a temporary span has been set in place on ...

WSDOT website helps smaller contractors into the game

WSDOT website helps smaller contractors into the game

Posted by John Latta on Oct 01, 2012

Smaller companies working on roadways and bridges in Washington State can now get a helping online hand from WSDOT. A ...

Do you want some tips to stay safe on the job site?

Equipment World has created an entire section devoted to safety.

Click here to check it out. »

 

Here are the most recent tips we've posted:

Hauling headaches: Know your load limits when trailering equipment

One-man machines: The operator should be the only person on a wheel loader

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