The largest crawler dozer Construction Equipment has encountered—in a West Virginia coal mine—was the Komatsu D575-2 Super Dozer, with a standard 90-cubic-yard blade, 1,150 horsepower, and an ...
Fitted with an external ROPS, the D155AX-5B crawler dozer, introduced in late 2003, weighed in at 86,400 pounds equipped with a semi-U blade and ripper. Its Komatsu SA6D140E-3 Tier-2 diesel engine was ...
CHARLESTON, W.Va. — Federal mine investigators have issued a final report on a fatal mining accident on a Mingo County strip job from February of this year. Veteran dozer operator Billy Mapes, 73, was ...