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ASTM C09 approves roller compacted concrete pavement standard

Sources: ASTM International, West Conshohocken, Pa.; CP staff

ASTM C09 Committee on Concrete and Concrete Aggregates’ new standard—C1800, Test Method for Determining Density of Roller Compacted Concrete Specimens Using the Gyratory Compactor—references a specialized tool to prepare samples and test the density of a material with proven performance characteristics in medium- and heavy duty pavements.

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Clark Pacific webinar series states ‘Case for Resilient Design’

Sources: Clark Pacific, West Sacramento, Calif.; CP staff

Leading West Coast architectural and structural precast producer Clark Pacific has teamed with the U.S. Resiliency Council, a non-profit organization that aims to establish building resilient ratings, to offer a complimentary webinar series for architects, engineers and building owners.

Read more: Clark Pacific webinar series states ‘Case for Resilient Design’

Code service validates connection methodology for seismic precast design

Sources: Precast/Prestressed Concrete Institute, Chicago; CP staff

PCI has received ICC Evaluation Service (ICC-ES) confirmation that the new Precast Concrete Diaphragm Seismic Design Methodology complies with 2012 and 2015 International Building Code provisions. The methodology was recognized by the American Society of Civil Engineers earlier this year, and stems from a groundbreaking investigation PCI funded with the National Science Foundation, Network for Earthquake Engineering Simulation and Charles Pankow Foundation.

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Foundation funds research on graphite-derived concrete admixture

Sources: Zenyatta Ventures Ltd., Thunder Bay, Ontario; CP staff

The owner of a rare, volcanic graphite deposit in Ontario has entered an agreement with Israel-based admixture specialist Larisplast Ltd. to expand research on a processed agent, graphene, shown in preliminary testing to accelerate concrete curing time and impart mechanical performance suited to seismic or blast impact loads.

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Polishing association transitions to new ASCC council

Sources: American Society of Concrete Contractors, St. Louis; CP staff

The Concrete Polishing Association of America (CPAA) will merge with American Society of Concrete Contractors and become the Concrete Polishing Council, alongside ASSC’s Decorative Concrete, Manufacturer’s Advisory and Safety & Risk Management Councils.

Read more: Polishing association transitions to new ASCC council