More From Seattle tunnel

Before Bertha repairs begin, archaeologists will test soil for artifacts

Before Bertha repairs begin, archaeologists will test...

Posted by Wayne Grayson on Mar 25, 2014

Before workers in Seattle begin to dig a 12-story pit to make the necessary repairs to get 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 ...

Big Bertha, world’s largest tunnel-boring machine, arrives in Seattle

Big Bertha, world’s largest tunnel-boring...

Posted by Wayne Grayson on Apr 04, 2013

The "Big" in Bertha's name isn't there for the catchiness. It's there because it's apt. With a 57-foot diameter and 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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