WE Report

Lessons Learned

Lessons Learned865

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

Wellesley
1204 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Hva viser oljedriftsimuleringene mht den korte avstanden til land ?

Karina Helle / Morten Laget


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Wellesley
1207 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Det står her at meldinger vil bli sendt til fartøy nærmere enn 5 nm via
SmartBlue-systemet dersom . . .

Karina Helle / Morten Laget


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Wellesley
1208 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Slik det fremgår av søknaden så forutsetter SmartBlue at AIS er slått på slik som påkrevd. Hvordan . . .

Karina Helle / Morten Laget


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Wellesley
1209 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Hvordan er robustheten og funksjonene til SmartBlue vurdert å være av dere, sammenlignet med f.eks. . . .

Karina Helle / Morten Laget


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Wellesley
1211 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Vi viser til kapittel 7.3.3 i søknaden:
Det står i tredje avsnitt at det er utført en . . .

Karina Helle / Morten Laget


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Wellesley
1212 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Dersom dere har noe utfyllende informasjon om SmartBlues
funksjoner så hadde ber vi om noe . . .

Karina Helle / Morten Laget


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Wellesley
1270 – Wellesley

 		Borgland Dolphin Marine
PSA Q&A		 Planning 6204/11-3
Schweinsteiger		 N/A 15/06/2020

Noen av de observerte bruddene i R5-kjettingene startet som sprekker
i indre bend ved høye . . .

Karina Helle / Morten Laget


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DNO
1236 – DNO

 		Borgland Dolphin Other
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 20/11/2019

Karina Helle / Morten Laget


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DNO
1233 – DNO

 		Borgland Dolphin Other
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 08/10/2019

Karina Helle / Morten Laget


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DNO
1237 – DNO

 		Borgland Dolphin Other
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 22/03/2018

Karina Helle / Morten Laget


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DNO
1234 – DNO

 		Borgland Dolphin Other
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 23/11/2017

Karina Helle / Morten Laget


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DNO
1235 – DNO

 		Borgland Dolphin Other
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 08/06/2017

Karina Helle / Morten Laget


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DNO
1232 – DNO

 		Borgland Dolphin HSEQ
PSA Findings		 Other A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 11/11/2016

Karina Helle / Morten Laget


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DNO
1231 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 06/06/2012 DONG handover documentation: The OCG 15 section 8.51 states to pump TSW when pressure testing the . . .

Use normal SW, this is available at the cement unit. The fluid will anyway be bleed back after . . .
Karina Helle / Morten Laget


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DNO
1229 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 12/05/2012 DONG handover documentation: Confusion due to joints marked with two different joint numbers (in . . .

If reuse of pipe: Hide old joint number with paint and mark with new number. Use either white or . . .
Karina Helle / Morten Laget


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DNO
1230 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 12/05/2012 DONG handover documentation: Again challenges where seen due to backflow when RIH on DP / HWDP. . . .

In future include a flapper valve in the running string. Either below hanger setting tool (just . . .
Karina Helle / Morten Laget


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DNO
1228 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 11/05/2012 DONG handover documentation: When drilling 8-1/2″ with 9-1/4″ underreamer a section of the hole was . . .

When circulating at TD, position string so calliper can verify ID’s above and below UR shoulder. If . . .
Karina Helle / Morten Laget


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DNO
1222 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 Production section 06/05/2012 DONG handover documentation: Due to LWD tool failures on previous reservoir sections it was decided . . .

Include mud cooler in future reservoir sections with high temperature.
Karina Helle / Morten Laget


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DNO
1223 – DNO

 		Borgland Dolphin HSEQ
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 Production section 06/05/2012 DONG handover documentation: Due to LWD tool failures on previous reservoir sections it was decided . . .

Include mud cooler in future reservoir sections with high temperature.
Karina Helle / Morten Laget


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DNO
1224 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 Production section 06/05/2012 DONG handover documentation: Due to LWD tool failures on previous reservoir sections it was decided . . .

Include mud cooler in future reservoir sections with high temperature. Alternative larger coolers on . . .
Karina Helle / Morten Laget


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