Big Iron Dealer
Subscribe to our Newsletter
This iframe contains the logic required to handle AJAX powered Gravity Forms.
tunnel boring machine
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 once ...
Bertha will soon begin digging below the viaduct its path will replace
The world's largest tunneling machine will soon begin its dig beneath the Alaskan Way Viaduct in Seattle, its first activity ...
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 Year's. The ...
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 expected ...
From our partners
Presented By: American Rental Association
7 Attachment Options For Rented Skid-Steer Loaders
New research from the American Rental Association (ARA) confirms that skid-steer loaders are one of the most popular rental items…
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 largest ...
Repairs to Big Bertha will require a 12-story pit and removing the tunnel-boring machine’s cutterhead
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
Washington State Department of Transportation officials say Big Bertha, the world's largest tunnel-boring machine, is likely out of commission for ...
VIDEO: Baby Bertha? Bechtel builds mini tunnel-boring machine using 50,000 Legos
The Lego Movie, which hit theaters this past weekend, is fantastic. But we wish the folks who made it had ...
Another mystery overheats, halts tunnel-boring machine Big Bertha once more
The Washington State Department of Transportation officials in charge of the world's largest tunnel-boring machine have another mystery on their ...
A steel pipe is what brought Big Bertha, the world’s largest tunnel-boring machine, to a halt
The mystery is solved—in part at least. After Big Bertha, the world's largest tunnel-boring machine, was brought to an abrupt halt ...
Unstoppable Force, Immovable Object: Seattle’s Big Bertha halted by mystery object
Has Big Bertha met her match? She has, at least for the time being. The world's largest tunnel-boring machine was recently ...
Subway expansion in Delhi to set record with simultaneous use of 34 tunnel-boring machines
Seattle might have the world's largest tunnel-boring machine, but Delhi, India will soon have a record-setting host of the machines ...
Page 1 of 2
Atlas Copco plans to sell Dynapac road equipment division
ASV intros RT-120 Forestry CTL calling it "largest, most powerful in the industry"
Chevy unveils Carhartt Silverado 2500HD, a sharp work truck literally covered in duck brown fabric
Fayat to buy Atlas Copco road construction equipment division Dynapac
VIDEO: Excavator operator realizes error, grasps for shore, sinks boat anyway
Dangerous chaos after a trench collapse
GO TO SAFETY WATCH
Ford unveils redesigned 2018 F-150 with first-ever diesel option (VIDEO)
by Jason Cannon
John Deere intros 844K-III and Aggregate Handler config with improved hydraulics, ...
by Wayne Grayson
Ford to build a hybrid F-150 with integrated generator for jobsites ...
by Wayne Grayson
The Top 10 Construction Equipment Videos of 2016
by Equipment World Staff
Tier 4 regs driving contractors to buy lower-tiered used equipment
by Tom Jackson
Big Iron Dealer