WE Report

Lessons Learned

Lessons Learned865


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

INEOS
2316 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021 Extremeley slow drilling. At worst it was down to 1-2m/hr. At best it was 9-12m/hr.

Steinar Aarnes / Morten Laget


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INEOS
2317 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021
Extremely slow progress ranging from 1-10m/hr.
Likely due to sweeling/stickyness of clay due to use . . .

Steinar Aarnes / Morten Laget


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INEOS
2318 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021
The used 9 5/8″ casing was run quite smoothly. Not a single joint rejected, and Frank’s tongs . . .

Steinar Aarnes / Morten Laget


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INEOS
2320 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021
Managed to barely land the casing in very sticky clay.

Since the mainbore 9 5/8″ casing became . . .

Steinar Aarnes / Morten Laget


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INEOS
2303 – INEOS

Borgland Dolphin Logistics
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 14/11/2021 The BHA was sent from Stavanger to Kristiansund, and after screening the loadout list from . . .

Drilling Engineer / Morten Laget


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INEOS
2302 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 10/11/2021 Went down with 9 5/8″ cutters and cut the casing, observed 75 bar pressure drop and torque drop to . . .

Drilling Engineer / Morten Laget


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INEOS
2301 – INEOS

Borgland Dolphin HSEQ
Own Experience
Operational 6306/3-1 S
Fat Canyon
From start to end. 09/11/2021 Øyvind Siegesmund asked if we, the drilling engineer together with supervisor, could provide a score . . .

Drilling Engineer / Christina Sæland Rødne


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INEOS
2276 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 07/11/2021 Decided to use the Franks casing circulating tool FA-1

Drilling Supervisor / Morten Laget


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INEOS
2277 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 07/11/2021 It took 4,25 hrs to rig it up on Borgland Dolphin. The rigging up of casing tong and FMS slips . . .

Drilling Supervisor / Morten Laget


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INEOS
2278 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 07/11/2021 We had several faults on the Franks equipment. This led to troubleshooting, phone calls to town, . . .

Drilling Supervisor / Morten Laget


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INEOS
2280 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 07/11/2021 Had initially many problems with Franks equipment that did not work, and cold windy weather outside . . .

Drilling Supervisor / Morten Laget


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INEOS
2275 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 06/11/2021 Had two bit trips with very low, down to 1 m/hr ROP

Drilling Supervisor / Morten Laget


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INEOS
2273 – INEOS

Borgland Dolphin Logistics
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 05/11/2021 During operation drilling did go slower than expected and way too often the boats has to go to the . . .

Drilling Engineer / Morten Laget


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INEOS
2272 – INEOS

Borgland Dolphin Logistics
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 04/11/2021 SLB D&M sends out several 8ft containers only filled with for examples batteries. One therefore . . .

Drilling Engineer / Morten Laget


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INEOS
3407 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational PL937
Fat Canyon
Intermediate section 04/11/2021
ROP in 12 1/4″ section dropped to almost nothing at +/- 1900 m. Drilling parameters were varied, and . . .

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INEOS
2269 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Intermediate section 31/10/2021 ROP dropped from 50 m/hr to 1 m/hr

Drilling Supervisor / Morten Laget


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INEOS
2214 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Top hole 10/10/2021 It happened as planned. However, a suggestion of improvement was proposed.

Drilling Engineer / Morten Laget


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INEOS
2211 – INEOS

Borgland Dolphin Logistics
Own Experience
Operational 6306/3-1 S
Fat Canyon
Top hole 07/10/2021 The PSV boat was sent without the 9 7/8″ Pilot BHA due a mistake in WELS. The loadout day of the BHA . . .

Drilling Engineer / Morten Laget


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INEOS
2212 – INEOS

Borgland Dolphin Logistics
Own Experience
Operational 6306/3-1 S
Fat Canyon
Top hole 07/10/2021 The container that contained swivels and HP Filterunit on the manifest was opened on the rig, but . . .

Drilling Engineer / Morten Laget


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INEOS
2205 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Pre-Lay 06/10/2021 Spud BHA was loaded at Gomez location but not the conductor. Result was that conductor could not be . . .

Drilling Supervisor / Morten Laget


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