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Light hydrocarbon was released through a pinhole breach of an insulated process pipe. A plant operator detected an abnormal hydrocarbon odor and immediately responded as per site emergency protocol. A localized possible breach was identified, and the processing unit was safely shut down for further investigation. A 3-inch insulated pipe connecting process piping to a pressure safety relief valve. The pressure relief valve is designed to open to relieve excess pressure into a Flare system if an emergency overpressure occurs. |
CUI leads to another LOPC event