Tag: crushed stone

USGS: Aggregate production increases in third quarter 2018

December 19, 2018By Zach Mentz

An estimated 694 Mt of total construction aggregate were produced and shipped for consumption in the United States in the third quarter of 2018, the United States Geological Survey reports.

Sandvik, Dyno Nobel host Quarry Academy

November 19, 2018By Zach Mentz

Quarry Academy, the annual seminar co-hosted by Sandvik Mining & Rock Technology and Dyno Nobel, wrapped up its 14th installment in San Antonio.

Van Tongeren America's mobile classification system

Mobile classification system separates aggregate without water

October 30, 2018By Kevin Yanik

A new, self-contained particle separation system from Van Tongeren America fits on a standard truck base.

USGS: Aggregate production up in second quarter 2018

October 3, 2018By Zach Mentz

An estimated 658 million metric tons of total construction aggregate was produced and shipped for consumption in the United States in the second quarter of 2018.

Cemex celebrated the 50th anniversary of its Balcones Quarry

Cemex’s Balcones Quarry celebrates 50 years

September 24, 2018By Zach Mentz

The producer celebrated the 50th anniversary of its Balcones Quarry in New Braunfels, Texas, holding an event to mark the facility’s milestone.

USGS reveals top crushed stone, sand and gravel producers

September 6, 2018By PQ Staff

The U.S. Geological Survey (USGS) published its latest list of the top 20 crushed stone and sand and gravel producers

Van Tongeren classifier system separates material without water

August 27, 2018By Zach Mentz

The company released its gravitational-inertial classifier (GIC) system that automatically separates dry materials without using water.

USGS: First-quarter 2018 production down, as expected

July 25, 2018By Kevin Yanik

The combined production of crushed stone, construction sand and gravel, cement and gypsum decreased by about 26 percent.