Alert 17-05 Crown Saver Device – Near Miss
The Driller operated the rig without confirming that the Crown Saver Device was properly set. Therefore, there was a real chance that the travelling equipment could crown out, which, could result in parted drill line and dropped blocks.
Drillers must avoid operating the rig without checking the Crown Saver Device. The consequences of crowning out can be catastrophic; including but not limited to, major equipment damage, serious injury, and/or death.