Coal ash survey results reflecting growing harvested material inputs

The American Coal Ash Association Production and Use Survey indicates 2022 fly ash consumption in concrete at 10.9 million tons, 1 million tons off from the prior year, while year over year use of all coal combustion products (CCP) in cement production increased 8 percent, to just over 6 million tons. Concrete producers and consumers indicated a desire to use…

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Fly ash consumption down, overall coal ash recycling rate up

Sources: American Coal Ash Association, Denver; CP staff The American Coal Ash Association 2020 Production and Use Survey shows 59 percent, or 40.8  million tons, of the 69.2 million tons of coal ash produced during 2020 was recycled—up from 52 percent in 2019 and marking the sixth consecutive year that more than half of such material produced in the United States…

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Charah acquires SCB ash beneficiation, mineral grinding technologies

Sources: Charah LLC, Louisville, Ky.; CP staff

Charah, the leading independent in coal combustion product management and marketing, has closed on Connecticut-based SCB International Inc. with an eye to developing and deploying new fly ash beneficiation, mineral grinding, and pollutant extraction technologies—and potentially doubling its output of materials for concrete and cement customers. 

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Languishing 2009-13 coal ash recycling rates reflect regulatory uncertainty

According to American Coal Ash Association’s (ACAA) “Production and Use Survey,” 51.4 million tons of coal combustion products (CCP) were beneficially used in 2013—down from 51.9 million tons in 2012 and well below the 2008 peak of 60.6 million tons. In the closely watched category of fly ash consumed in concrete mixes, utilization increased only slightly to 12.3 million tons, up by 577,705 tons over 2012, but still below 12.6 million tons in 2008.

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Separation Technologies’ Zeigler headlines AshTrade Americas conference

Source: GMI Global LLC, Larchmont, N.Y.

Organizers of AshTrade 2014, October 14-15 at the Houston Marriott North, have finalized an agenda catering to participants from across the coal combustion byproduct value chain—buyers, sellers, traders, end users—with presentations covering fly ash, bottom ash and synthetic gypsum.

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