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… Two outbursts of coal on a longwall face (PDF, 18.3 KB) safety-alert-98-02-two-outbursts-of-coal-on-a-longwall-face.pdf (18.3 KB) … Two outbursts of coal on a longwall face …

… Sample written examination questions for coal mines (other than underground) blasting … 62.06 KB) sample-calculation-questions-for-coal-mine-beul-written-examination.pdf (62.06 … … Sample written examination questions for coal mines (other than underground) blasting …

… Free-steered vehicles used in underground coal mines - electrical circuits (PDF, 77.33 … … Free-steered vehicles used in underground coal mines - electrical circuits …

… devices on mobile plant in underground coal mines (PDF, 121.83 KB) … ective-devices-on-mobile-plant-in-underground-coal-mines.pdf (121.83 KB) … Operator … devices on mobile plant in underground coal mines …

… - Fire or explosion mechanical - Underground coal operations (PDF, 709.34 KB) … -PIP-Fire-or-explosion-Mechanical-Underground-coal.pdf (709.34 KB) … The principal mining … - Fire or explosion mechanical - Underground coal operations …

… a goaf or mined out area in an underground coal mine and management of legacy sealed areas … a goaf or mined out area in an underground coal mine and management of legacy sealed areas …

… quantities for diesel engines in underground coal mines (PDF, 56.03 KB) … -quantities-for-diesel-engines-in-underground-coal-mines.pdf (56.03 KB) … Minimum air … quantities for diesel engines in underground coal mines …

… Rib failures in underground coal mines (PDF, 271.17 KB) sb18-12-rib-failures-in-underground-coal-mines.pdf (271.17 KB) … Rib failures in underground coal mines …

… Isolation issues identified at coal mines (PDF, 89.22 KB) sb18-19-isolation-issues-identified-at-coal-mines.pdf (89.22 KB) … Isolation issues identified at coal mines …

… checklist for miners of minerals and coal form (DOCX, 149.01 KB) … checklist for miners of minerals and coal form …