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Alaskan Way Viaduct
VIDEO: Bertha sees daylight, finishes 1.7-mile boring work for SR 99 tunnel
Sixty-four years after the Alaskan Way Viaduct was first opened to traffic, Bertha, the world’s largest tunnel boring machine, ...
Bertha stopped after veering off course in home stretch of Seattle’s SR 99 tunnel
Seattle Tunnel Partners (STP) stopped Bertha, the largest tunnel boring machine in the world, on Feb. 28 to make ...
Bertha’s repairs push Seattle’s SR99 tunnel $200 million over budget. And it could get worse
Following two years of costly repairs and downtime, Bertha, the world's largest tunnel boring machine, is $223 million over ...
As Bertha visits the dentist, a look at how this machine digs and builds the SR99 tunnel at the same time (VIDEO)
Bertha, the world's largest and perhaps most beleaguered tunnel boring machine, has been halted deep below the streets of Seattle ...
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“RUN!” How Wireless Headsets Saved a Crane Operator’s Life
Equipment operators in the tree care industry face unique challenges. Trucks, cranes, and aerial lifts often have to be positioned…
Bertha is nearly ready to start tunneling again (VIDEO)
The massive tunnel-boring machine that's been sidelined in Seattle for two years could be back to boring by New ...
Bertha delayed again; won’t restart drilling until late December
The Seattle Tunnel Partners have once again delayed the restart of drilling for the State Route 99 tunnel, with Bertha not ...
Crews prepare soil for Bertha to begin tunneling again
One of the last steps to getting Big Bertha back to boring beneath Seattle is underway. The Washington State Department ...
PHOTOS > Big Bertha gets her head together: How to repair the world’s largest tunnel machine
With the final repairs having been made earlier this summer and Big Bertha finally picked back together underground, Washington ...
Damage to Big Bertha worse than previously thought
Now that crews are well into the process of dismantling her front-end for necessary repairs, it's clear that damage ...
Did Seattle’s SR 99 tunnel really require Big Bertha? Indeco argues breakers are the answer
Tunnel boring machines such as Big Bertha, the 7,000-ton machine sidelined after a massive fail under the streets of ...
Big Bertha wakes from one-year nap, begins to chew her way into repair pit
For the first time in more than a year, Big Bertha actually bored. According to a report from the Seattle Times, the world's ...
VIDEO: Watch time-lapse of Highway 99 construction
The Washington State Department of Transportation was kind enough to release the following time-lapse video of construction on Highway ...
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Ford details 2018 F-150 engines: More power, better MPGs, short delay for diesel option
VIDEO: Excavator takes direct hit from land mine
Cat excavator makes cameo in “Transformers: The Last Knight” (VIDEO)
Caterpillar creates two new divisions as three VPs step aside
Discovery of human remains halts $2.9 million bridge project in Minnesota
Small trench, big disaster
GO TO SAFETY WATCH
Komatsu unveils HD325-8, HD405-8 off-highway trucks with more power, new cab ...
by Wayne Grayson
U.S.-made, Cat-powered Monterra 4×4/6×6 cabovers are reset Army trucks aimed at ...
by Tom Quimby
ELD Mandate: As contractors scramble to comply with electronic logging, others ...
by Equipment World Staff
JCB’s 16C-1, 18Z-1 and 19C-1 mini excavators bring new designs, lots ...
by Wayne Grayson
Test Drive: Volvo’s new VNR tractor with 38 tons of concrete ...
by Jason Cannon
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