The audit was carried out from 16 to 26 May 2025.
Objective
The objective of the audit was to assess how Troll A conducted testing of the emergency shutdown system, and how it was ensured that all functions were verified in line with relevant regulatory requirements.
Result
We identified five non-conformities, concerning:
- Follow-up of assumptions made and results achieved
- Follow-up of safety functions
- Application testing for the ESD system
- ESD system maintenance programme
- Documentation
What happens next?
We have asked Equinor to report to us by 29 August 2025 on how the non-conformities will be addressed.