Eye Bolt Failure - DrillSafe
Eye Bolt Failure - DrillSafe
Eye Bolt Failure - DrillSafe
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Executive Summary<br />
• Incident occurred on NH6 during intervention activities on Lambert 6<br />
on 10 th October 2010<br />
• Part of the production hydraulic riser spider (500Kg) dropped to the<br />
deck 300mm while being moved<br />
• No one injured – Tag lines in use<br />
• Incident categorised as HPH (Cat C)<br />
• <strong>Eye</strong> bolt pulled out of thread due to mismatch of thread diameters<br />
(14mm eyebolt in 16mm tapped hole)<br />
• Equipt was certified. <strong>Eye</strong> bolt had previously been visually<br />
inspected in situ but not removed from the equipment for more<br />
detailed “complete visual inspection”<br />
<strong>Eye</strong> <strong>Bolt</strong> failure | 14 th Dec 2010 | DRIMS #7074652<br />
Slide 2
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