The Concrete Core Test Is required when concrete is hardened and laboratory cube test result shows negative result then to ensure the quality or strength of concrete work the Core Test on Concrete is performed.
Hardened Concrete Testing - Sandberg
Concrete Testing, CubeTesting Lab Delhi, Advance Testing Lab
Core cutting from test panel.
Concrete and Asphalt Core Drilling: When, Why, and How - Gilson Co.
Concrete Core Testing at Rs 6800/number in New Delhi
a) Details of taking cores from column, (b) concrete core samples with
Testing of Concrete Cores for Strength - Sampling and Procedure
Test results of component strength (core strength and cubic compressive
Hardened Concrete Core Test for Compressive Strength
Compressive Strength Test on Concrete Core - Calculation and Results
Compressive Strength Test on Concrete Core - Calculation and Results, Core Test of Column