Cement Totals - April 2012

Total shipments of portland and blended cement in the United States and Puerto Rico were almost 6.7 million mt in April 2012, according to the U.S. Geological Survey. This was 17.5% higher compared with shipments for April 2011. Shipments for the year through April were 21.9 million mt, up about 19% for the same period in 2011.

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ASTM C595 acknowledges 15% limestone threshold

The ASTM C595-12 Standard Specification for Blended Hydraulic Cements defines requirements for a new powder: Type IL, portland-limestone blended cement, which includes 5% to 15% limestone as an ingredient. Adoption of Type IL product has the potential to reduce environmental impact of cement production by about 10%, while maintaining performance characteristics concrete producers require for specified mixes. The requirements for Type IL cement are the most significant change to C595 in 2012.

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Feds circle prospective Martin Marietta, Vulcan market overlaps

In response to a potential Martin Marietta–Vulcan Materials merger the former company proposed in an early-December stock-for-stock exchange offer, the Department of Justice Antitrust Division has requested Vulcan provide ready mixed, aggregate and asphalt delivery detail from certain operations in 15 states. Vulcan noted in a Securities & Exchange Commission (SEC) filing it had received from Justice officials a Civil Investigative Demand and request for additional information and documentary.

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