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Residential, commercial work drive cement shipment gains

Portland Cement Association’s new “Survey of Portland Cement Consumption by User Group” underscores mixed year-over-year results among 16 U.S. market or product segments: Nine recorded growth, seven saw reduced volume in 2015 versus the prior year. Those gaining at least 20 percent were, in descending order, waste stabilization & solidification; fiber cement siding; concrete roof tile; soil cement, roller compacted concrete or full-depth reclamation/pavements; precast/prestressed concrete; and, soil cement or roller compacted concrete/water resources structures.

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Students’ award-winning patio design becomes EP Henry HeroScaping project

After winning “Best in Show” at a local Home and Garden show, students from the Central Pennsylvania Institute of Science and Technology’s (CPI) Horticulture and Landscaping program in Pleasant Gap, Penn., permanently installed their patio design at a veteran’s home through EP Henry’s HeroScaping program.

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LafargeHolcim, Lehigh White join ACI, PCI behind inaugural UHPC Symposium

The First International Interactive Symposium on Ultra High Performance Concrete, July 18-20 at the Des Moines (Iowa) Marriott Downtown Hotel, will assemble material science and concrete professionals, structural and bridge engineers, students, producers and building enthusiasts. More than 75 papers from internationally renowned experts on concrete will be presented, and interactive panels and thematic workshops will offer insight on UHPC basics; latest developments in material design and characterization; architectural, bridge and infrastructure applications; structural design and component modeling; and, rehabilitation and retrofit.

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Ground limestone exhibits mixture paste content optimization potential

Keen on lower carbon alternatives to portland cement-only binders, the U.S. Department of Commerce’s National Institute of Standards and Technology has published Technical Note 1906, Minimizing Paste Content in Concrete Using Limestone Powders — Demonstration Mixtures. Researchers cite target performance levels in concrete mixtures with up to 28 percent lower portland cement content using a binary blend with limestone powder.

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RMC Foundation releases LEED v4 Material Ingredient Reporting Guidance

In collaboration with the National Ready Mixed Concrete Association and San Francisco-based architectural/engineering giant Arup North America Ltd., the Ready Mixed Concrete Research & Education Foundation has funded development of NRMCA Ingredient Reporting Guidance, detailing how concrete producers can contribute toward the LEED v4 Materials and Resources: Building Product Disclosure and Optimization – Material Ingredients credit. To position customers for up to two LEED v4 M&R credit points, producers must obtain comprehensive information on the material ingredients and chemical constituents of all components used in their mixtures.

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