WE Report

Lessons Learned

Lessons Learned865


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

PGNiG
334 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Rig move 16/09/2019 Fiberglass innerstring joints for conductor (Halliburton Coring) not delivered for spudboat . . .


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PGNiG
333 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Rig move 12/09/2019
* B/U 9 7/8” BHA not delivered on time, but 3.5 days later than requested
* 8” backup contingency . . .


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PGNiG
268 – PGNiG

Deepsea Nordkapp Drilling Planning 6507/5-9 S
Shrek
N/A 26/08/2019
Poor communication between NOV and Halliburton regarding delivery of crucial elements (9 1/2″ . . .


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Wellesley
221 – Wellesley

Transocean Arctic Drilling Operational 35/12-6 S
Kallåsen
P&A 07/02/2019 Not enough cuttings skips for P&A cement plugs.


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Wellesley
228 – Wellesley

Transocean Arctic Drilling Operational 35/12-6 S
Kallåsen
N/A 07/02/2019


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