Tag: portland cement

Fragmentation monitoring systems can offer insight on fragmentation in loader buckets, on conveyor belts and in other key places in the mine process. Photo: P&Q Staff

Momentum continues for U.S. aggregate production

November 26, 2022By

The U.S. Geological Survey says aggregate production jumped 3 percent in the third quarter this year.

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Photo: mcdc/E+/Getty Images

PCA, GCCA team on carbon emissions

September 26, 2022By

The Portland Cement Association (PCA) and Global Cement & Concrete Association (GCCA) say there is still work to be done to reach sustainability goals.

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Photo: P&Q Staff

Second-quarter aggregate production flat versus 2021 mark

September 1, 2022By

The U.S. Geological Survey reported second-quarter 2022 production totals for crushed stone, sand and gravel.

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FEC Quarry in Miami is the third-largest producer of crushed stone in the United States, according to the latest United States Geological Survey rankings. Photo by Zach Mentz

USGS: First-quarter aggregate production up 4 percent

June 13, 2022By

The U.S. Geological Survey (USGS) estimates that 476 million metric tons of aggregates were produced and shipped for consumption in the first quarter of 2022.

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Holcim logo

Holcim US joins Carbon Capture Coalition

April 25, 2022By

Holcim US was unanimously approved to join the Carbon Capture Coalition, making it the first cement and concrete company to join the coalition.

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Photo: Cemex logo

Cemex continues commitment to PLC

April 7, 2022By

Cemex USA is increasing production of portland limestone cement (PLC) at its plant in Lyons, Colorado, as part of an ongoing effort to reduce carbon dioxide emissions.

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Photo: P&Q Staff

USGS: Fourth-quarter aggregate production up 7 percent

March 4, 2022By

The U.S. Geological Survey (USGS), which collects production data through quarterly surveys, offers details about recent crushed stone, sand and gravel outputs.

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Modifying a concrete mix design to replace higher carbon materials with lower carbon ingredients is one way to reduce an environmental footprint. Photo: Thomas Northcut/DigitalVision/Getty Images

PCA leaders make the case for carbon neutrality

June 25, 2021By

While some environmental policymakers push for fewer construction materials, Portland Cement Association (PCA) leaders say concrete and cement are the solution to a more sustainable world.

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Logo: Eagle Materials

Quarterly concrete, agg revenue down at Eagle Materials

January 28, 2021By

The decline, however, reflects the sale of the company’s northern California concrete and aggregate businesses during the first quarter of fiscal 2021.

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