PC-04 · ASTM C39 / C42
Concrete Compressive Strength Test
Lab-crushed cylinders. Real numbers. Sealed results.
OVERVIEWScope
Certified compressive strength testing of concrete cores and cylinders — signed and sealed by a licensed structural engineer with calibration certificates included.
METHODTest method
Hydraulic compression testing machine to failure.
PROCESSField protocol
- 01
Receive
Cores or cylinders logged, measured, and prepped for testing.
- 02
Load
Controlled hydraulic loading to failure per ASTM C39.
- 03
Record
Peak load, failure mode, and strength calculated.
- 04
Certify
Signed and sealed by a licensed structural engineer.
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