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The standards for cement, aggregate and concrete are different. [2] The certification allows designers and architects to better understand the lifecycle and impact of concrete in their construction projects. [12] Cement plants that are retrofitting or trying to become more sustainable, can use the standard to redesign their processes. [citation ...
Portland Cement Association is a non-profit organization that promotes the use of cement and concrete. The organization conducts and sponsors research, [ 2 ] participates in setting cement manufacturing standards, [ 3 ] [ 4 ] and disseminates free designs of concrete-based architectural structures, [ 5 ] among other functions.
In 2013, 70.8 percent of portland cement was sold as ready-mix concrete, such as is delivered in cement-mixer trucks. 11.5 percent was sold dry to contractors and construction materials stores; 11.3 percent was sold to manufacturers of concrete products; 4.6 percent was sold for oil and gas wells, and 1.8 percent was sold to government agencies ...
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TXI, formerly Texas Industries, is a wholly owned subsidiary. The company was focused on the production of heavy construction materials in the southwestern United States market (e.g. Texas and California). TXI mainly focuses on cement, Portland, masonry and oil well cements, aggregates, and other concrete related products. Until 2012, Texas ...
In September 2012, the company acquired plants in Sugar Creek, Missouri and Tulsa, Oklahoma from Lafarge for $446 million. [5] In October 2014, the company acquired CRS Proppants LLC, a frac sand supplier, for $225 million. [6] In February 2017, the company acquired a cement plant in Fairborn, Ohio from Cemex for $400 million. [7]
A 1924 issue of Concrete magazine said that the operation at 1000 La Brea Ave. appeared to be "the pioneer mixing plant in the West," the first of its kind offering "ready-mixed Portland cement ...
In January 2006, Nestlé completed an onsite audit of PCA's Plainview, Texas plant, and gave it a "Does Not Meet Standards" score on nearly all 40 inspection areas. [12] Kenneth Kendrick, who had worked as an assistant plant manager for several months in 2006 at the Plainview plant left, because according to him, he "knew it was a train wreck ...