Alert 14 – 02 Drop Object Results in Lost Time Incident
WHAT HAPPENED:
A drilling jar mandrel clamp weighing 26 Kg (57 lbs) dropped from a height of approximately 30 feet (9.14 meters) above the rotary table. On the way down, and at about 15 feet (4.5 meters) above the rig floor, it struck and bounced off of a derrick beam. As it continued falling, the mandrel struck a floorhand on his hardhat and left shoulder thus causing a laceration.