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HSE Policy
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2023 2nd Alert Hipo#19 While raising the Mast, the Mast began to topple over and fell to the ground.
While raising the mast, at about 1.5m height above the high stand, the hook load weight was suddenly lost and simultaneously the mast crown block section descended on top of the high stand causing severe structural damages. All personnel were outside the NO-GO Zone thus no injury to personnel (Fail Safe). As an immediate action, after incident Crew was instructed to leave & barricaded area.
Always ensure that No-Go Zone is properly implemented Always Know your working envelop & design limitation Ensure SOP is updated whenever a change takes place. Ensure MOC process is in place and properly implemented. Always Know Your Working Envelop & Design Limitation.
Maximum allowable raising hook load was neither specified by OEM or Rig’s SOP. MOC process was not followed at the upgrade done in 2009. Structural stress analysis was not done during Mast upgrade. Procedure in place did not cover raising friction trends monitoring.
Category:
Second Alerts
Document Type:
Safety
Format:
pptx<br/>
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