Gas release from tundish drains

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Alert ID: 
03548
Description of Task: 



Tundish drain loop seal overcome seeing gas release to module.

Lessons Identified: 



·        

Level control did not cut the pump out

 

·        

NRV found to be passing

Recommendations: 
  • NRV to be changed out
  • NRV to be subject to bi-annual change-out within SAP
  • Process engineers to review alternative arrangements for drainage pipework 
Information source: 
Contact Details: 
Brian Tadeo, HSSE Manager, Apache
Specific Equipment: 

Level control inaccuracy identified. Non-return valve (NRV) found to be passing

Incident consequence: 
Hydrocarbon release
Activity: 
Production operations
Location: 
Fixed Installation
Cause of accident or incident: 
Uncontrolled release of a flammable gas or liquid