Tag Archives: ASTM

New ASTM standard to help ensure bonding quality of wires in concrete

The concrete industry will benefit from a new ASTM standard that will help ensure bonding quality of wires in concrete. 
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A new standard will help those using wires in prestressed reinforced concrete ensure bonding quality. The soon-to-be published ASTM A1096, Test Method for Evaluating the Bond Quality of Steel Wire for Concrete Reinforcement was inspired by the assessment of concrete railroad ties that used indented prestressing wires, which had possible bond-related cracking problems.

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Proposed ASTM test method to measure smoothness of concrete


The American Society for Testing and Materials (ASTM) Subcommittee E06.21 has suggested a new test method to help minimize the confusion in quantifying texture value at the concrete surface. WK49335, Test Method for Concrete Micro Surface Texture will be used to measure concrete surfaces with a contact stylus instrument—a profilometer.

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To Test or Not to Test…? A guide to field quality control

Photo © BigStockPhoto/Vichaya Kiatying-Angsulee

When properly applied, tests can yield valuable insight into the installed performance of systems, aid investigators in determining the cause of a failure, or help to determine if a product is performing to its intended level. However, when improperly applied, many tests and standards can produce misleading results, improper conclusions, and lead to unnecessary repairs or remediation efforts. Within this context, the article takes an in-depth look at roofing assemblies, along with glazing, masonry, and air barrier assemblies.

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