What is the primary purpose of a concrete core test?

The primary purpose of a concrete core test is to obtain strength characteristics from hardened concrete structures. This testing method involves extracting cylindrical samples, or cores, from an existing concrete structure, allowing for the direct measurement of the compressive strength of the concrete in its in-situ condition. By analyzing these cores, engineers can assess whether the concrete meets specified strength requirements and identify any potential issues related to the concrete's performance over time.

This test is crucial in determining the quality and durability of concrete within structures, especially when there are concerns about the integrity of the concrete due to questions raised during construction or from observed deficiencies. The information gained from core tests aids in ensuring that the concrete can withstand the intended loads and environmental conditions throughout its lifespan.