Critical Spares Assessment - Fixed Plant
Open-Cut Mine, QLD
Driver
Following the breakdown of a critical piece of plant that resulted in a direct production impact of ~400,000 tonnes, and an estimated maintenance recovery cost of >$2M., Untapped Resources were engaged to undertake a fixed plant spares assurance assessment.
What we did
Identified and removed duplicate spares from system.
Site physical inspection of plant operating circuit.
Desktop assessment of equipment hierarchy and criticality codes.
Workshops with site SMEs to validate and/or identify any discrepancies.
Worked with suppliers to update lead times and parts availability.
Result
The assessment identified >100 critical spares exposures in their operation. (Criticality A - 69 items | Criticality B - 51 items).
Future major unplanned outage risk was mitigated through updating maintenance strategies and spares holdings.