Alert 03 – 07 Dropped Object from Derrick – Near Miss
Alert 03 – 07 Dropped Object from Derrick – Near Miss
WHAT HAPPENED:
While laying down production riser a ½-inch by 4-inch bolt fell from the derrick to the rig floor. The bolt holds the pulley section of an air hoist sheave to the anchoring point which is attached near the crown of the derrick. Fortunately no one was struck and no injury occurred.