The 40,000 th large dozer, a 225,000-pound (102,058 kg) D11T, will operate in the Elk Valley region near Sparwood, British Columbia, Canada, where the company produces steelmaking coal at five mining operations. For more than 10 years, Teck has been one of the top customers in the world for Cat large dozers. The celebration included employees in Caterpillar’s Building SS, where all 40,000 Cat D9, D10 and D11 dozer models have been manufactured. These iconic machines continue to define who we are and play a key role in building a better world.”ĭenise Johnson, Caterpillar group president responsible for Resource Industries, handed the keys of the 40,000 thlarge dozer to Louis DeLuca, Teck director of supply management, during the ceremony held October 25. This innovation, along with a long history of others, enabled Cat large dozers to set the standards for efficiency, productivity and durability. The groundbreaking suspended undercarriage with high drive design conformed to the ground better than standard oval tracks, helping to improve machine traction, extend undercarriage life and enhance operator comfort.Ĭommenting on the importance to Caterpillar of the 40,000 th large dozer milestone, Greg Hepler, product manager for large dozers, said, “Caterpillar transformed the track-type tractor with the introduction of the suspended undercarriage with elevated drive sprocket. The legacy of the Cat large dozer began a little more than 40 years ago with a revolutionary elevated sprocket and new undercarriage design that looked unlike any dozer of its day. The current Cat large dozer line includes the D9, D10 and D11 models. gathered last week in East Peoria, Ill., to celebrate the milestone of the 40,000 th Cat large dozer rolling off the production line. Representatives from Caterpillar Inc., Finning Canada and Teck Resources Ltd.

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