STERLING - A worker in an excavator was killed in a rock slide at a quarry in Sterling, Massachusetts Thursday. The worker was in the machine at the Onyx Corporation's sand and gravel pit on Stone ...

Officials have identified a worker who was killed Thursday when a rock ledge collapsed onto an excavator at a quarry in Sterling, Massachusetts. Brian Curtis Derby, 67, of Townsend, Massachusetts ...

The strategic partnership aims to develop the commercialisation of autonomous technology designed to enhance productivity and ...

The new excavator is part of a program to upgrade the equipment fleet of the mining complex of the enterprise. Over the past two months, the WK-35 quarry excavator with a bucket capacity of 25 cubic ...

A worker was killed Thursday morning after a portion of a rock ledge collapsed onto an excavator with the worker inside, burying it under rocks and boulders at a quarry site in Massachusetts.

The excavator is designed for heavy construction, demolition, material handling, deep sewer, water, large mass excavation and mining or quarry. The 842-hp PC900LC-11 was featured in Komatsu's ...