• Published: 25 Feb 2015
  • Incident ID: 3639

Hydraulic Oil Leak

Cause & Consequence

  • Failure of vessels or pipework
Incident Consequence

Incident Location


Incident Activity

Production operations

Specific Incident Equipment

Hydraulic block on control valve,

Lessons Identified

The failure to pick up on the manufacturers safety message identifying the failure mode and inspect and change out corroded blocks for the improved design available was identified as the root cause.

Failed block incorporated socketed ball design an upgraded version with welded balls is now available.

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