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2022 2nd Alert Hipo#42 Fall Arrestor Structure Frame Pin Drop.
On 10th June 2022, at 19:04 hours, while drilling 17.5’’ Top Section, one pin fall from monkey board fall arrestor frame assembly, landing on the ground near pipe cat area. (Approximate height: 36 m & Weight 1 Kg). At 20:00 hours after crew change & handover, Derrick-man observed the pin on the ground and informed Night Pusher, operation was immediately stopped. After reviewing the CCTV observed the pin drop and at the time of incident red zone was well managed.
Ensure all Drop object hazards are identified by Tool pushers, and control measures applied Ensure drops inspection done prior to spud by derrick-man and verified by Tool Pusher Ensure red zone is managed at all times by supervisors Ensure all split pin installed properly in mast and checked during drop inspection for wear and damage by derrick-man and verified by Tool Pusher. Always carry out mast periodic inspection while drilling with high vibration
Last two rig moves were with mast up. Design and location of pin dies not allow adequate inspection mast up. Split pin had come out of position Heavy vibration during drilling 17.5” top section. Red zone was managed at the time of the incident.

Category:Second AlertsDocument Type:Safety
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