121 – BOP

1 June 2005

Alert 05 – 25 Dropped Accumulator Bottle Results in a Fatality

Alert 05 – 25 Dropped Accumulator Bottle Results in a Fatality WHAT HAPPENED: A Rig Manager was fatally injured after an accumulator bottle exploded. The Rig Manager
1 May 2005

Alert 05 – 18 Inadvertent Unlatching of Wellhead Connector

Alert 05 – 18 Inadvertent Unlatching of Wellhead Connector WHAT HAPPENED: Recently a semi submersible inadvertently unlatched the subsea wellhead connector on a recently perforated well. Upon the
1 March 2005

Alert 05 – 09 Improper Rigging Results in Fatality

Alert 05 – 09 Improper Rigging Results in Fatality WHAT HAPPENED: During the start-up phase of a drilling program, it was necessary to stand back the diverter
3 April 2004

Alert 04 – 16 Plastic Coated Wire Rope Sling Separated at Swage

Alert 04 – 16 Plastic Coated Wire Rope Sling Separated at Swage WHAT HAPPENED: While positioning the stack test cap, the attached sling separated at the swage.
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 December 2003

Alert 03 – 51 Trapped Pressure in Annular Results in a Near Miss

Alert 03 – 51 Trapped Pressure in Annular Results in a Near Miss WHAT HAPPENED: While undertaking maintenance on a 13 5/8” 10K Annular Blowout Preventer, one
7 December 2003

Alert 03 – 48 Loss of Well Control Results in Rig Fire

Alert 03 – 48 Loss of Well Control Results in Rig Fire WHAT HAPPENED: A well being drilled in a zone previously under pressured and depleted took
7 November 2003

Alert 03 – 46 Proper Job Planning and Review

Alert 03 – 46 Proper Job Planning and Review WHAT HAPPENED: The company had several incidents recently where the root cause was determined to be a failure
7 November 2003

Alert 03 – 43 Diverter Equipment – High Potential Consequences

Alert 03 – 43 Diverter Equipment – High Potential Consequences WHAT HAPPENED: A Drilling Contractor in the Gulf of Mexico reports that subsequent to cementing surface casing