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Critical Fan Imbalance Repaired

Critical Fan Imbalance Repaired

Significant downtime on a critical mine ventilation fan was averted when increasing imbalance was tracked over 4 weeks and timely action was taken to repair the problem in a planned and controlled manner. Situation: During routine condition monitoring surveys on one...
Cracked Rivets Found With NDT

Cracked Rivets Found With NDT

Cracked rivets were found by NES NDT staff in the Dolly Car Winder intermediate shaft bearing support structure which was allowing excessive movement of the bearing during operation of the Winder. Situation: Routine condition monitoring surveys by NES staff found...