Disclaimer: The Lessons Learned Database includes the incidents that were voluntarily submitted. The database is not a comprehensive source for all incidents that have occurred.
The packing in the flow control valve should be replaced periodically. A planned investigation will determine the optimum time period for packing replacement.
Cause and effect can sometimes be predicted by observing abnormal behavior even when the behavior is within specifications. Operators log equipment data and inform shift management when specifications are exceeded or when unusual equipment…
Included inspection on monthly preventive maintenance plan and evaluated alternate materials for better cold-weather performance.
Lessons Learned
Construction errors are difficult to detect once construction is complete. It is important to develop and use a systematic oversight process for minimizing construction errors during the construction process.
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