Page 37 - Flip IOCL Book.cdr
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Incident
























                           Excavation for Oil catch pit                  Damaged HT cable



             Root Cause

            1.  No excavation permit was taken from CPP –Operations.
            2.  No Cable Route marker available at site.



             Recommendations

            1.  Adherence to Work Permit System to be ensured.
            2.  Manual Test/Pilot excavation to be made before mechanized excavation. Cable route marker to be
                 ensured for underground cables.

            3.  Tool box talk to be imparted to site supervisor and JCB driver before excavation.




             Case 15                              Date: 12.01.2020                      Time: 15:00 hrs.



             Incident

            During start-up of Unit HGU-77, feed cut was done at 14.00 hrs, And at around 15.00 hrs, Field operator

            noticed Red hot spot and bulging in Wall –D of Reformer 77-H-201. Due to Tube failure causing jet of process
            fluid on ceramic module through longitudinal crack of tube Immediately he informed to SIC/ UIC. Emergency
            S/D of HGU-77 was initiated at 15:15 hrs when the situation was out of control even after putting off nearby
            burners.


                                                                     Failed tube no-120 with
                                                                     longitudinal crack ~50cm
                                                                     long and width of the crack
                                                                     is ~5to 10mm







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