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Super Air Meter gauges void spacing, passes AASHTO muster

Sources: Oklahoma State University, Stillwater; CP staff

SuperAir 150The American Association of State Highway and Transportation Officials’ new standard, "Characterization of the Air-Void System of Freshly Mixed Concrete by the Sequential Pressure Method," validates a device measuring void spacing and air content in about 10 minutes. The Super Air Meter (SAM) is a modified version of the vessel used in ASTM C231, Standard Test Method for Air Content of Freshly Mixed Concrete by the Pressure Method, and was developed at Oklahoma State University.

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Essroc programs i.check app for concrete, masonry troubleshooting

Source: Essroc Cement Corp., Nazareth, Pa.

As a leader in technical service, Essroc has developed a free app to provide a resource for engineers, architects, producers, and contractors to identify and improve basic defects. i.check is a user-friendly mobile app providing photos of common issues in concrete and masonry applications. Each photo is complemented with a definition, listing of potential causes, and detailed corrective actions to alleviate the problem.

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