Feature Story
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ICC-Evaluation Service certifies RCP Block’s high recycled-content CMUAn ICC-ES Verification of Attributes Report (VAR) affords RCP Block & Brick third-party certification of concrete masonry units bearing 25 percent or higher recycled aggregate... |
Concrete Currents News
CO2-capturing aggregate processor Calera lands $19.8 million DOE grant
Jul 27, 2010 10:05 AM
Los Gatos, Calif.-based Calera Corp. is poised to design, build and operate a system that mineralizes carbon dioxide from flue gas, yielding carbonate-bearing aggregate for construction fill or cement mill raw feed...
Shareholder agreement stabilizes TXI board, outlook
Jul 26, 2010 3:14 PM
An 18-month period that saw newer TXI shareholders challenge capital expansion strategies and promote board and bylaw changes appears to have run its course, allowing management to fully concentrate on cement, aggregate and ready mixed operations headed to recovery in 2011 and beyond...
Segmental Pavement Insights provides producers sales outsourcing
Jul 26, 2010 3:10 PM
Manufactured-concrete industry consultant Segmental Pavement offers ProSalesTemp as a professional temporary sales support for contractor, retail and distributor channels...
Metromont’s Pennell heads Altus precaster organization
Jul 26, 2010 3:05 PM
Rick Pennell has begun a two-year term as chairman of AltusGroup, a partnership of 13 precast producers fabricating CarbonCast architectural and structural components...
Canadians test CO2 capture via concrete block curing
Jul 26, 2010 9:56 AM
Researchers at Montreal’s McGill University are gauging the feasibility of curing concrete masonry units with carbon dioxide, which can react with cement to form a hybrid microstructure of calcium carbonate and calcium silicate hydrate, the main binding product of hydrated powder...
EPA sets public hearings for proposed coal ash designation, disposal rule
Jul 23, 2010 11:06 AM
The EPA Office of Resource Conservation and Recovery is accepting speaker preregistration for public hearings on its proposed “Identification and Listing of Special Waste: Disposal of Coal Combustion Residuals from Electric Utilities” rule, whose contentious provisions have drawn sharp criticism from fly ash marketers and users...
NRMCA tells lawmakers of EPA-proposed coal ash designation pitfalls
Jul 23, 2010 10:07 AM
Testifying July 22 on Capitol Hill, NRMCA President Robert Garbini noted that a potential Environmental Protection Agency plan to classify coal ash as a hazardous waste would exert a significant economic toll on producers nationwide, especially small operators, and make beneficial use of ASTM C618 material in concrete more onerous...
Pervious pavement pivotal to Cardi Materials’ $215K settlement with EPA
Jul 21, 2010 10:55 AM
A proposed settlement with EPA New England Region calls for Cardi Materials, LLC to pay a $55,000 civil penalty; eliminate process water discharges at its Warwick, R.I., ready mixed plant; perform a comprehensive environmental audit to ensure the facility’s compliance with federal laws; hire certified personnel for additional stormwater discharge monitoring...
