PCA presents benefits of limestone-blended cement at TRB

Source: Portland Cement Association, Skokie, Ill. The efficacy of limestone-blended cements was a popular topic at the recent Transportation Research Board (TRB) meeting in Washington, D.C. Paul Tennis, manager of cement and concrete technology, presented the paper, “Environmental Benefits and Performance Equivalence of Portland-Limestone Blended Cements,” which he co-authored with John Melander, PCA director of product standards and technology.

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Holcim Ada Plant Celebrates Company Centennial with Community Outreach

Source: Holcim (US) Inc., Waltham, Mass. The Holcim (US) Ada, Okla., cement plant is participating in a year-long, community-service initiative to mark the centennial anniversary of its parent company, Holcim Ltd. The Ada facility is leading nine projects throughout the year, including employee-planned blood and toy drives, a recycling day, tutoring at a local school, partnering with Ada Boys and…

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Cement Totals—January 2012

Source: U.S. Geological Survey, Reston, Va. Total shipments of portland and blended cement in the United States and Puerto Rico were 4.6 million mt in January 2012, according to the USGS. This was nearly 25 perfect higher compared with shipments for January 2011, and continued to reflect mild winter weather conditions and a trend of increased consumption that began in…

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Titan subsidiary acquires air quality permit for North Carolina cement plant

Sources: Carolinas Cement Co., Wilmington, N.C.; Staff reports Officials from Carolinas Cement announced recently that parent company Titan America LLC was issued an air quality permit from the Division of Air Quality (DAQ) of the North Carolina Department of Environment and Natural Resources (NCDENR) to construct a proposed 2.4 million-tons/year-capacity cement plant in Castle Hayne. The permit issuance comes after…

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Lafarge Canada consolidates management responsibilities under Cartmel, Thibault

Source: Lafarge Group, Paris Lafarge Group has appointed as senior leaders for Canada and U.S.-bordering businesses Bob Cartmel, six Eastern Provinces, and René Thibault, four Western Provinces, three Territories, plus the Dakotas and the Pacific Northwest. Based in Toronto and Calgary, respectively, they are responsible for all operational, marketing and functional elements of aggregate, asphalt, cement, concrete (ready-mix, pipe and…

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Free webinar highlights interplay of resilience, sustainable communities

Source: Portland Cement Association, Skokie, Ill. The inter-dependence of sustainable communities with resilient construction will be examined during “Resilience for Sustainable Communities,” a free webinar offered by PCA on April 10, from 2:30pm to 4 pm (CDT). The session highlights the ways robust buildings provide support to as well as enhance the sustainability of communities. It will present appropriate building…

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Ash Grove Leamington plant wins top safety award

Source: Ash Grove Cement Co., Overland Park, Kan. Ash Grove’s Leamington, Utah, plant won top honors in the company’s annual L.T. Sunderland Safety Excellence Award competition for 2011. Since 2006, eight Ash Grove cement manufacturing plants and two grinding facilities have competed to earn the award. Each facility is evaluated on an extensive matrix of data that is focused on…

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