• Published: 23 Nov 2011
  • Incident ID: 3400

Inattention Resulted in Damaged Monkey Board

Cause & Consequence

  • Other
Incident Consequence

Incident Location

Drilling unit

Incident Activity

Drilling, workover

Lessons Identified

  • The driller forgot to retract the top drive prior to making the connection.
  • Lack of experience, the driller had only been drilling a week prior to this incident.
  • Complacency, routine jobs require the same amount of attention as special operations.

Incident Recommendations

  • Instructed company drillers to always pay attention to the steps of the procedure for every task, no matter how routine or minor it may seem.
  • Reminded rig supervisors that experience is a valuable asset.The driller will continue to get more experience and he will gain confidence with every connection.
  • Instructed drillers and other rig personnel not to let over-confidence make the situation complacent.Routine jobs no matter how minor shall always require 100% attention.

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