WE Report

Lessons Learned

Lessons Learned865

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

DNO
1437 – DNO

 		Borgland Dolphin HSEQ
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Hvordan samordner operatør og boreentreprenør behov for å gjennomføre fortløpende . . .

Karina Helle / Morten Laget


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DNO
1438 – DNO

 		Borgland Dolphin HSEQ
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Hvilke tiltak har operatør iverksatt for å sikre at operatørs og annet 3. parts utstyr tatt ombord . . .

Karina Helle / Morten Laget


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DNO
1439 – DNO

 		Borgland Dolphin HSEQ
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Hvilke rutiner er etablert for å formidle resultater fra arbeidsmiljøkartlegginger eller . . .

Karina Helle / Morten Laget


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DNO
1440 – DNO

 		Borgland Dolphin Marine
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Hva gjøres for å unngå dannelse av martensitt i overflatene på ankerkjettingene?

Karina Helle / Morten Laget


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DNO
1441 – DNO

 		Borgland Dolphin Marine
PSA Q&A		 Planning 2/5-15
Gomez		 Other 16/04/2021

Vi ber om en bekreftelse på at vanndypet er innenfor begrensningen i sertifikatene

Karina Helle / Morten Laget


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DNO
1442 – DNO

 		Borgland Dolphin Marine
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Vi ber om en bekreftelse på at dere for operasjonsdypgangen har beregnet forankringen for de . . .

Karina Helle / Morten Laget


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DNO
1443 – DNO

 		Borgland Dolphin Marine
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Hva skal gjøres for å unngå torsjon i kjettingene både under operasjon og under bruk av . . .

Karina Helle / Morten Laget


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DNO
1444 – DNO

 		Borgland Dolphin Marine
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Vi ber om en kopi av deres dokumentasjon på at polyestertauene er rotasjonsfrie.

Karina Helle / Morten Laget


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DNO
1445 – DNO

 		Borgland Dolphin HSEQ
PSA Q&A		 Planning 2/5-15
Gomez		 N/A 16/04/2021

Utdrag av rapport /66/ DNO, 2021. P968-DNO-D-RA-0004 Rig intake report mhp. beredskapsrelaterte . . .

Karina Helle / Morten Laget


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DNO
1420 – DNO

 		Borgland Dolphin Subsea
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 15/04/2021 Unable to jar upper crown plug free. POOH and changed to hydraulic jar. Jarred upper crown plug free . . .

Drilling Supervisor / Stig Seland



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DNO
1421 – DNO

 		Borgland Dolphin Rig Intake
Own Experience
INTERNAL		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 Other 15/04/2021 When performing a joint rig intake for several operators (DNO, IOG and Wellesley) it is very time . . .

Åse Kristin Pettersen / Morten Laget


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DNO
1419 – DNO

 		Borgland Dolphin Drilling
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 11/04/2021 We pressure tested the BOP in an untraditional way using a BOP jump tool. This took very long time . . .

Drilling Supervisor / Stig Seland



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DNO
1415 – DNO

 		Borgland Dolphin Subsea
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 10/04/2021 Two fingers have been torn off the protective sleeve/ retainer ring on the SSTT. One finger was . . .

Sturla Jensen / Stig Seland



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DNO
1416 – DNO

 		Borgland Dolphin Drilling
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 10/04/2021 Had only 1 Dolphin sub sea engineer. He had to work overtime, and OIM had to make deviation. . . .

Drilling Supervisor / Stig Seland



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DNO
1417 – DNO

 		Borgland Dolphin Subsea
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 10/04/2021 Heavily bending on Lubricator Umbilical approx 1,5 m from termination head for. Caused by Clamp had . . .

Sturla Jensen / Stig Seland



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DNO
1418 – DNO

 		Borgland Dolphin Subsea
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 10/04/2021
Disconnected BOP.
Inspected top of TH and crown plug.

Sturla Jensen / Stig Seland



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DNO
1413 – DNO

 		Borgland Dolphin Drilling
Own Experience
INTERNAL		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 08/04/2021 Difficult to find the relevant risks in a very comprehensive risk register

Anniken Meisler / Anniken Meisler


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DNO
1402 – DNO

 		Borgland Dolphin Subsea
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 07/04/2021 It was difficult to install and hold straight due to handle on the torque tool. It was also . . .

Sturla Jensen / Stig Seland



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DNO
1398 – DNO

 		Borgland Dolphin External Environment Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 06/04/2021 The OSCP should be sent to rig and PSVs 2 days prior to arrival on location, not before setting BOP . . .

Christina Sæland Rødne / Anniken Meisler


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DNO
1399 – DNO

 		Borgland Dolphin Drilling
Own Experience
INTERNAL		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 06/04/2021 Mail sent to IDS 15.03.21 (Monday) with set up requirements including feedback from DNO. No progress . . .

Øystein Prytz / Stig Seland



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