• Published: 12 May 2011
  • Incident ID: 3104

Failure of anchor winch shaft

Cause & Consequence

  • Moving machinery or material being machined
Incident Consequence
Not Assigned

Incident Location

Onshore terminal

Incident Activity

Any Activity Type

Incident Info Source

Stena Drilling Ltd Dave Thomson

Specific Incident Equipment

Rolls Royce (Norwinch) Anchor Winch

Lessons Identified

High Level of training and experinece of Winch Operator precluded further extensive damage taking place.

Incident Recommendations

Failed Shaft to be examined by metallurgist to establish cause of fracturePM of winch to be reviewed – possibly increase frequency – have individual item of visual inspection of shaft on PMNDT of Drive Shafts to be carried out at least once per year

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