Cause & Consequence
- Moving, flying or falling object
Coupling was not tightened correctly.
Coupling was stenciled “Loose coupling / Hand tight” was hard to read.
None of the rig personnel noticed the stenciling on the loose collar.
Instructed all supply personnel to immediately check for loose couplings on all casings available at sites.
o If loose couplers are found, segregate the joints and report to your supervisor.
Instructed rig personnel to ensure that all couplings on casings are checked prior to picking up to run into the well.
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