6 December 1999
Alert 99 – 36 Traveling Block/Power Swivel Collision with Stand of Pipe WHAT HAPPENED: A fully retracted travelling block and power swivel, during its descent, collided with
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6 October 1999
Alert 99 – 32 Top Drive Swivel Stem Parted WHAT HAPPENED: The rig experienced a drilling break. While picking up the drill string to check for flow,
6 June 1999
Alert 99 – 19 Top Drive Incident WHAT HAPPENED: A drilling rig recently experienced a major incident when the gooseneck and kelly hose became completely detached from the
6 March 1999
Alert 99 – 11 Drill Pipe Slips WHAT HAPPENED: 1. Incident No. 1 – Employee caught his hand between the drill pipe slips and the elevators during a
6 March 1999
Alert 99 – 09 Brake Linkage Failure WHAT HAPPENED: The drill crew was preparing to pull the drill string from the well to log it. The drill
6 January 1999
Alert 99 – 03 Traveling Block-Crown Incident WHAT HAPPENED: An incident occurred where the traveling block bumped the crown on a drilling rig. The Crown-A-Matic was properly set
6 May 1998
Alert 98 – 26 More on Casing Safety WHAT HAPPENED: After running all 9-5/8″ casing, the 10-3/4″ 500-ton elevator was rigged up with the operating lever facing the
6 May 1998
Alert 98 – 25 Full Body Harness Safety WHAT HAPPENED: A rig crew was tripping drill pipe into the hole. The elevators were coming up through the
6 May 1998
Alert 98 – 14 Bolt Breakage WHAT HAPPENED: While pulling out of the hole, both brake band anchor bolts failed. The elevators were about six feet (two meters)
