WE Report

Lessons Learned

Lessons Learned865

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

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
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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DNO
1400 – DNO

 		Borgland Dolphin Subsea
Own Experience
INTERNAL		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 06/04/2021 Unable to install flushing cap and URF offline, operations had to be done on rig time. Not able to . . .

Øystein Prytz / Stig Seland



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DNO
1397 – DNO

 		Borgland Dolphin Drilling Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 05/04/2021 The DOPs was in the best intention written very detailed, with exact description of many small . . .

Drilling Supervisor / Stig Seland



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DNO
1395 – DNO

 		Borgland Dolphin Drilling
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 04/04/2021 Landing string got stuck after pulling 7 m. Possible stuck with SSTT at marine riser flex joint, OR . . .

Drilling Supervisor / Stig Seland



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DNO
1394 – DNO

 		Borgland Dolphin Logistics
Own Experience
INTERNAL		 Operational A-3 HT2
Oselvar		 Subsea work 03/04/2021 The POB got maxed out and there were no Covid-19 emergency cabins available at the time. Also, a . . .

Drilling Engineer / Stig Seland



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DNO
1386 – DNO

 		Borgland Dolphin Logistics
Own Experience		 Operational A-1 H, A-2 H, A-3 HT2
Oselvar		 Subsea 29/03/2021
During operations things got delayed and went missing in the transport route (Aker fuses for . . .

Drilling Engineer / Stig Seland



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DNO
1376 – DNO

 		Borgland Dolphin Drilling
Own Experience		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 P&A 27/03/2021 A lot of changes in start of the operation. Change of document name, change of specific lines, . . .

Drilling Engineer / Stig Seland



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DNO
1374 – DNO

 		Borgland Dolphin Drilling
Own Experience
INTERNAL		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 Other 19/03/2021
Extremely time-consuming compared to what we get in return. Render design (or just Pia . . .

Steinar Aarnes / Morten Laget


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Wellesley
1365 – Wellesley

 		Borgland Dolphin Marine
Own Experience		 Operational 6204/11-3
Schweinsteiger		 Rig move 09/03/2021 Two(2) harbour tugs were contracted by Dolphin Drilling to assist in holding Borgland Dolphin . . .

Stian Engvik / Morten Laget



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DNO
1085 – DNO

 		Borgland Dolphin C&P Planning 2/5-15
Gomez		 Other 08/02/2021 Slow progress, time-consuming with changes in template/process, and receiving PO’s late. Update of . . .

Morten Laget


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DNO
1062 – DNO

 		Island Innovator Logistics Operational 6507/7-16 S
Canela		 05/02/2021 Several days with HK delay because of seastate 6 resitrictions and HTI warning. Afternoon Flight . . .

Johan Kjos-Hanssen



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DNO
972 – DNO

 		No Rig Drilling
INTERNAL		 Planning No well
Gomez		 N/A 17/10/2020 No kickoff or handover to the Well Management team.

Morten Laget


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Wellesley
552 – Wellesley

 		Borgland Dolphin Drilling Operational 6204/11-3
Schweinsteiger		 P&A 21/09/2020
Ran through BOP while jetting from top of BOP and landed out on top of wear bushing without hanging . . .

Drilling Supervisor


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Wellesley
553 – Wellesley

 		Borgland Dolphin Drilling Operational 6204/11-3
Schweinsteiger		 P&A 21/09/2020
Re-dressed DQ MPT tool after retrieving 9 5/8″ wear bushing. RIH and jetted through BOP at high rate . . .

Drilling Supervisor


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Wellesley
554 – Wellesley

 		Borgland Dolphin Drilling Operational 6204/11-3
Schweinsteiger		 Top hole 21/09/2020
Not able to load barite due to long transfer lines when loading on starboard side.
Bentonite ended . . .

Drilling Supervisor


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DNO
1153 – DNO

 		Borgland Dolphin Multidicipline
Experience Transfer Meeting		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 08/09/2020
Too little time for planning.
Not enough time for examination of the SSBoD.
Risks and mitigating . . .

Actions Required for Oselvar: Secure enough time for planning and optimalization – > 6 . . .
Karina Helle / Morten Laget



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DNO
1155 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 08/09/2020
Initial engineering not completed before select phase started.
Several several MoCs.

Actions for Oselvar: “Secure alignement in the project.
Use the project meetings to aligne
Set . . .
Karina Helle / Morten Laget



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DNO
1157 – DNO

 		Borgland Dolphin Drilling
Experience Transfer Meeting		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 08/09/2020 Onshore spares/stocks were limited landing string sourced 3rd party.

Actions Required for Oselvar: Minimum 6 moths planning time
Identify LLI early
Secure small volume . . .
Karina Helle / Morten Laget



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DNO
1158 – DNO

 		Borgland Dolphin C&P
Experience Transfer Meeting		 Planning A-1 H, A-2 H, A-3 HT2
Oselvar		 N/A 08/09/2020 A lot of POs and Invoices.

Actions Required for Oselvar: Ensure contract strategy is known within the team
Karina Helle / Morten Laget



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