Section 5: Calibration Standards and Frequencies for Laboratory Equipment
The standards for calibration and the frequencies for laboratory equipment calibrations are shown in "Tex-198-E, Minimum Standards for Acceptance of a Laboratory for Soils and Flexible Base Testing;” Tex-237-F, Minimum Standards for Acceptance of a Laboratory for Hot Mix Testing;” and "Tex-498-A, Minimum Standards for Acceptance of a Laboratory for Concrete and Aggregate Testing."