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In buildings under construction, concrete core strengths may be necessary when tests of concrete cylinders don't meet ACI 318 criteria.
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Hardened Concrete Core Test for Compressive Strength
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PDF) In-situ Concrete Strength Assessment based on Ultrasonic (UPV), Rebound, Cores and the SONREB Method
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Frontiers Structural Design and Analysis for a Timber-Concrete Hybrid Building
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PDF) Acceptance of concrete compressive strength,concrete structures
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Influence of the number of cores on concrete strength assessment by nondestructive tests in old existing structures
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Concrete Testing Equipment Can Improve Your Thermal Control Plan
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Year in Review - Latest News - CCMPA
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Concrete Drilled Core Test, Compressive Strength Test, ASTM - C 39
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Structural Concrete 01/2013 by Ernst & Sohn - Issuu
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Coring vs. Maturity: How Do You Test Concrete Strength?
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Concrete, Steel, or Wood: Searching for Zero-Net-Carbon Structural Materials