So that it may be certain that a concrete specimen’s mechanical properties reach the strength and deflection imperatives for its intended use, concrete specimens with specific dimensions are prepared, ...
When compressive strength tests of laboratory-cured cylinders fail to meet the specified acceptance criteria, core tests are commonly used to verify the strength and to obtain acceptance of the ...
In this interview, AZoM speaks to Paul Haigh, Product Manager at CARBOLITE, about the QA of raw materials process testing within the cement industry. Can you start by giving our readers an overview of ...
Cement production contributes an estimated 6% of global greenhouse-gas emissions, say scientists who are trying to chip away at the pollution problem. Two start-ups, one in Canada and another in ...
Payment for additional testing is often a point of contention on many jobsites, even though the ASCC-NRMCA "Checklist for the Concrete Pre-Construction Conference" includes the following questions ...
This latest accomplishment joins the company’s previously secured ASTM certifications, enhancing the features and expanding the end-uses for its microalgae-based bio-cement and bio-concrete. BOULDER, ...
Not all damage to a load-bearing structure is immediately apparent. So how do civil engineers find out that a bridge or a large hall is no longer safe? Many clues form a picture. Concrete structures ...
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