WE Report

Lessons Learned

Lessons Learned865


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

PGNiG
7698 – PGNiG

Deepsea Yantai HSEQ
PSA Q&A
Planning 6501/10-1
Tomcat
Other 06/12/2024

Question 1. Brønn 6305/10-1 «Tomcat» er definert som en exploration well. Vi ber om bekreftelse på . . .

Åse Kristin Pettersen / Stig Seland



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PGNiG
4819 – PGNiG

Deepsea Yantai Drilling
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

Overburden Lithologi/Subsurface-prospektet 6608/1-1 S Copernicus i PL1017

Sanne Risbakk / Morten Laget



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PGNiG
4820 – PGNiG

Deepsea Yantai Drilling
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

Well design and drilling operation with focus on risk assessments for each hole section,
including . . .

Sanne Risbakk / Morten Laget



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PGNiG
4821 – PGNiG

Deepsea Yantai Drilling
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

Results from Blowout & kill study and input parameters from subsurface, including chosen
relief . . .

Sanne Risbakk / Morten Laget



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PGNiG
4822 – PGNiG

Deepsea Yantai HSEQ
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

The question of how PGNiG relates to the fact that the estimated annual
probability of loss of MSF . . .

Sanne Risbakk / Åse Kristin Pettersen



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PGNiG
4823 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

The question of how the operator (PGNiG) ensures that the site-specific
criteria set for . . .

Sanne Risbakk / Morten Laget



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PGNiG
4824 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

How are the weather conditions monitored ?​

Sanne Risbakk / Morten Laget



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PGNiG
4825 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

It is sometimes run with reduced power from auxiliary engines for operation of the DP to save fuel. . . .

Sanne Risbakk / Morten Laget



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PGNiG
4826 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

Is there a permanent or site-specific approval from DNV with regard to waves in deck for survival . . .

Sanne Risbakk / Morten Laget



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PGNiG
4827 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

At which combinations of significant wave height and period should one, according to the operation . . .

Sanne Risbakk / Morten Laget



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PGNiG
4828 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 Other 25/08/2022

How is the wave height measured at the location?​

Sanne Risbakk / Morten Laget



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PGNiG
4829 – PGNiG

Deepsea Yantai Marine
PSA Q&A
Planning 6608/1-1 S
Copernicus
Other 25/08/2022

Are there site-specific measurements of waves that make you know when to change draft?

Sanne Risbakk / Morten Laget



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PGNiG
1090 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 08/02/2021

Vi ønsker en kopi av PUN verifikasjonen av Well Expertise 18.03.2019 med tilhørende MOC.

Karina Helle / Morten Laget



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PGNiG
1093 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 08/02/2021

Vi ønsker en kopi av Well Control bridging document

Karina Helle / Morten Laget



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PGNiG
1095 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 08/02/2021

Hvem ivaretar MOB-beredskapen under operasjonen? Rigg eller standby-fartøy?

Karina Helle / Morten Laget



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PGNiG
1057 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 26/06/2019

Hvilke verifikasjoner er gjort i forbindelse med rigginntak, ref. kopi av Rig Intake Report /18/.

Karina Helle / Morten Laget


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PGNiG
1087 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 26/06/2019

Hvordan følges Odfjells sin oppfølging av kortsiktige unntak gitt i forbindelse med SUT for . . .

Karina Helle / Morten Laget


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PGNiG
1088 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 26/06/2019

Vi ønsker en kopi av risikoanalyse for manglende riser marin i 12 ¼» hull seksjonen og 8 ½» . . .

Karina Helle / Morten Laget


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PGNiG
1089 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 26/06/2019

Vi ønsker en kopi av Partner verifikasjonen av PUN brønnplanlegging og forberedelser fra 20. – . . .

Karina Helle / Morten Laget


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PGNiG
1091 – PGNiG

Deepsea Nordkapp HSEQ
PSA Q&A
Planning 6507/5-9 S, 6507/5-9 A
Shrek
N/A 26/06/2019

Vi ønsker en bekreftelse på om Wintershall DEA overfører sin andel i lisensen til LIME . . .

Karina Helle / Morten Laget


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