WE Report

Lessons Learned

Lessons Learned865


Operator Rig Discipline / Origin Project Phase Well Section Date What Happened

Wellesley
5845 – Wellesley

Deepsea Yantai Drilling
Own Experience
Operational 35/10-10S
Carmen
P&A 12/07/2023 Pulled casing hanger with upper annular closed and C&K lines closed.

Drilling Engineer / Morten Laget


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Wellesley
5833 – Wellesley

Deepsea Yantai Other Operational 35/10-10S
Carmen
N/A 13/06/2023 Unable to lift the BOP elevator with LMRP past fixed guide/bumper beams in moonpool. LMRP diameter . . .

Drilling Engineer / Morten Laget


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