|
|
|
Asset Information
| Asset Criticality Rating: |
324 |
|
| Age: |
8 |
years |
| Economic Life Remaining: |
31 |
years |
| Load Rate: |
8650 |
tph |
Conveyor Information
| Component |
Sub Component |
Condition |
Issue |
Action |
| Electrical |
PLC and Control Systems |
 |
|
|
|
VVVF Drives |
 |
|
|
|
3.3kV Trailing Cable |
 |
|
|
|
3.3kV Transformer |
 |
|
|
|
415V MCC |
 |
|
|
|
Electric Motors |
 |
|
|
| Mechanical |
L17 Drive |
 |
|
|
|
Shuttle Winch Drive |
 |
|
|
|
Luff Rope Winch Drive |
 |
|
|
|
SL3 Boom Drive |
 |
|
|
| Structural Integrity |
A-Frame |
 |
Corrosion |
Coating repair by December 2012. |
|
Winch Deck |
 |
Corrosion |
Coating repair by December 2012. |
|
Bogies / Equalisers |
 |
Corrosion |
Coating repair by December 2012. |
|
Mast / Backstay |
 |
Corrosion |
Coating repair with particular attention to masthead to backstay welds by April 2012. |
|
L17 Tripper |
 |
Corrosion |
Coating repair by December 2012. |
|
Drive Floor |
 |
Corrosion |
Coating repair by December 2012. |
|
L19 Conveyor |
 |
|
|
|
Boom |
 |
Luffing ropes close to fatigue limit.
Corrosion |
Increased monitoring freq to monthly visual and plan to change when valley breaks are detected.
Coating repairs by October 2012. |
|
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| Risk |
Mitigation |
Treated Risk Score |
| Shiploader Collapses due to structural fatigue, corrosion or critical component failure |
Structural integrity checks,critical settings programme, preventative maintenance inspections, corrosion protection programme. |
14 |
| Shiploader Fire caused by coal build up, housekeeping, hot work, conveyor idlers/pulleys/washrollers overheating, damaged electircal cable, electrical system overload, earth leakage, smoking, electrical component failure |
Earth leakage, overload and trip switch protection, MCC design, housekeeping audits,Fire alarms, fire suppression in substations, preventative maintenance programme, hot work system in place, condition monitoring, lubrication schedules in place, fire fighting equipment training, skirts/scrapers installed and maintained to minimise coal spillage, fire suppression on Ship loader booms |
14 |
| To Production or Corporate Reputation as a result of Belt Tear |
Inspections on Belt Condition regularly undertaken,Magnets, Metal Detector, Full length Spares, and Belt Rip detection |
9 |
| The risk of Structural Collapse as a result of Corrosion on the Boom / Mast / Back Stay |
Regular inspections, 04-05 Design Audit and Corrosion Protection Program, and address the specific corrosion in the Boom, Mast and Back Stay as well as address the corrosion issues identified. |
3 |
| Uncontrolled movement caused by High Wind Events |
Rail clamps, Long Travel Brakes, Wind monitoring, Buffers, PMs on Controls |
3 |
|
|