<ul><li>Monitored daily production of 150–180 m³ ready-mix concrete.</li><li>Conducted 20+ slump tests and 10+ cube tests per week.</li><li>Ensured raw material quality compliance for cement, aggregates, and admixtures.</li><li>Maintained QA/QC documentation and calibration logs for batching plant operations.</li><li>Assisted in optimization of concrete mix designs improving strength efficiency by approx. 5–8%.</li></ul>