A high-production excavator keeps Oahu quarry development on schedule. Fifty-ton haul trucks scurry about the new quarry being established by Grace Pacific Corp. on the Hawaiian island of Oahu. Like ants ...

The right equipment helps an Illinois operator perform plant maintenance more quickly and more safely. When it comes to plant safety, guidelines from the Mine Safety and Health Administration (MSHA) set ...

Using the right impact bed helped Hilltop Stone keep its conveyor belts running smoothly. by Chip Winiarski On most days, Hilltop Stone, located about 20 miles south of Cincinnati in Butler, ...

Eagle Peak Rock & Paving is “mining” aggregate by crushing rocks left over from 1930s mechanized gold-panning operations in mountainous northern California. by Carl Emigh   During the famous 1849 Gold Rush, miners ...

Put elements that can improve production at the finger tips of a trained operator and productivity is sure to go up. by Scott Ellenbecker Conco Quarries Inc., a high calcium limestone quarry ...

Stationary clarifier eliminates costly settling pond management, conserves water resources, and streamlines reclamation. by Carol Wasson Cleaning out the settling pond and hauling away the muck was a labor-intensive, season-long drain on ...

Southern California producer juggles crushing at a fast-paced highway site and back at the quarry. The ability to crush on site in remote locations has improved dramatically throughout the last decade. ...

Tilcon New York upgrades quarry to boost production capabilities to meet demand from the Big Apple. As the closest quarry to New York City, Tilcon New York's West Nyack facility is ...

Rattlesnake Quarry's new plant boosts production and improves quality. by Carl Emigh Kobyluck Inc. doubled production of hard granitic gneiss from 150 tons per hour to 300 tons per hour and greatly ...

Tilcon’s Mount Hope Quarry achieves significant savings through air classification. In this era of outrageous oil prices, any time a producer can create a saleable product from waste material and ...