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Safety and environmental standards for fuel storage sites
Final report
188
Seal failure:
wear;
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cavitation;
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incorrect installation;
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running dry;
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incorrect material;
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misalignment/vibration.
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Potential lagging indicators:
number of (detectable) leaks from pumps due to seal failure. (Any detectable leak from pump
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seals, picked up during normal terminal walk-round patrol, to be reported.)
Critical elements of the risk control system:
correct design of seals for the application;
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correct installation of seals;
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vibration monitoring of pumps;
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correct operation of the pumps – running only with adequate supply.
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Potential leading indicators:
number of product pump vibration checks undertaken to schedule;
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number of remedial actions raised following vibration monitoring not completed.
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7 Pump/motor overheating
System outcomes:
no pump/motor overheating
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Potential lagging indicators:
number of times fire loop activated by overheating of pump/motor;
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number of near misses referring to overheating of pump/motor.
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Critical elements of the risk control system:
correct design of pump/motor for the application;
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correct installation;
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vibration monitoring of pumps;
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correct operation of the pumps – running only with adequate supply.
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Potential leading indicators:
number of product pump vibration checks undertaken to schedule;
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number of remedial actions raised following vibration monitoring not completed.
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8 Corrosion of tanks
System outcomes:
minimum thickness of tanks (wall/floor) left not exceeded due to corrosion.
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Potential lagging indicators:
number of tanks where the minimum thickness of metal has been reached/exceeded during
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routine inspection.