12 – Bottom Hole Assembly

3 March 2004

Alert 04 – 11 Management of Change Tong Snub-Line Removal Results in an Injury

Alert 04 – 11 Management of Change Tong Snub-Line Removal Results in an Injury WHAT HAPPENED: The Drill crew was preparing to test BOP and the Driller
7 July 2003

Alert 03 – 30 Modified Tong Attachment Results in MTO

Alert 03 – 30 Modified Tong Attachment Results in MTO WHAT HAPPENED: The rig crewmembers were working on the rig floor preparing to torque up the bit.
7 February 2003

Alert 03 – 08 Dropped Object – Joint of Heavy Weight Drill Pipe

Alert 03 – 08 Dropped Object – Joint of Heavy Weight Drill Pipe WHAT HAPPENED: An incident occurred recently which resulted in a lift sub backing out
7 January 2003

Alert 03 – 03 Floorman Struck by Tongs Results in LTI

Alert 03 – 03 Floorman Struck by Tongs Results in LTI WHAT HAPPENED: The drilling crew was tripping drill pipe out of the hole. A Floorman who
8 September 2002

Alert 02 – 43 Drill Collar Back Out of Lift Sub

Alert 02 – 43 Drill Collar Back Out of Lift Sub WHAT HAPPENED: While preparing to lay down the bottom hole collar, the crew was attempting to
5 July 2000

Alert 00 – 21 Near Miss – Crownout

Alert 00 – 21 Near Miss – Crownout WHAT HAPPENED: While pulling the bottom hole assembly out of the hole, an assistant driller failed to note the