Tunneling Insider
Spring 2013



Keep Inspired by Our Progress.






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Cat TBM

Set to Dig in

Toronto LRT





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1st Cat TBM

Delivered to

Eglinton Site





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Moley Breaks Through


2nd Cat TBM Completes Its Toronto Subway Mission


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A Heritage of

Success and

Your Partner

for the Future

 
Caterpillar Tunneling


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Your Trusted

Partner under

Pressure


Earth Pressure Balance TBM


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The Toughest

Steel for The

Toughest Jobs


Cutting Tools


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About Caterpillar Tunneling

Caterpillar Tunneling specializes in the custom design and manufacture of Tunnel Boring Machines (TBMs) utilized in the construction of metro, railway, road, sewer, water main, penstock, mine access and telecommunications tunnels.

Our Company

Caterpillar is the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives.