WE Report

Lessons Learned

Lessons Learned865


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

PGNiG
4907 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
17/09/2022 During bulking the boat was alongside and was covered in dust

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4905 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
P&A 16/09/2022 To balanced the cement plug by pumping more spacer behind the cement plug.

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4906 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Top hole 16/09/2022 30″ conductor was run as a “pre spud” activity. Hung off in landing string and acme sub in trip . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4902 – PGNiG

Deepsea Yantai Logistics Operational 6608/1-1 S
Copernicus
Top hole 15/09/2022 It was sent out personell who had not been on the rig before and was not experienced with the . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4903 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Top hole 15/09/2022 Enhanced and ROV had to be on same channel as drillfloor when doing offline activity due to repeater . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4904 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Surface section 15/09/2022 The cement swivel was delivered with the wrong threads. Delivered with NC50, should been XT57.

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4949 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Surface section 15/09/2022
After landing the 18 3/4″ LPWHH, the RT would not release from the WH. Several times they attempted . . .

Richard Mollison


PDF


Edit


PGNiG
4950 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Surface section 15/09/2022 The box end of the 13 3/8″ no cross coupling is too long to allow the use of the casing running tool . . .

Richard Mollison


PDF


Edit


PGNiG
4901 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
P&A 14/09/2022 The heating cabinet in the logging unit does not work as required, not able to change the . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4846 – PGNiG

Deepsea Yantai Logistics Operational 6608/1-1 S
Copernicus
Reservoir section 12/09/2022 The BU GVR MWD tool for 8 1/2″ section not at site when drilling the section. The near bit . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4922 – PGNiG

Deepsea Yantai Logistics
Own Experience
Operational 6608/1-1 S N/A 12/09/2022 Captain of the vessel suggested to use the Brine tank for the Premix as Premix does not contain . . .

Johan Kjos-Hanssen / Morten Laget



PDF


Edit


PGNiG
4845 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
Production section 11/09/2022 Ran casing hanger through rotary and installed master bushing. Difficult to install due to short . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4842 – PGNiG

Deepsea Yantai Marine
Own Experience
Operational 6608/1-1 S
Copernicus
Rig move 09/09/2022 Marine reps identified possibility to start transit 2hrs before de-ballasting was completed. This . . .

Stian Engvik / Morten Laget


PDF


Edit


PGNiG
4843 – PGNiG

Deepsea Yantai Marine
Own Experience
Operational 6608/1-1 S
Copernicus
Rig move 09/09/2022 Bridge and marine reps was not informed from DSV or DE when required spud equipment was taken . . .

Stian Engvik / Morten Laget


PDF


Edit


PGNiG
4844 – PGNiG

Deepsea Yantai Marine
Own Experience
Operational 6608/1-1 S
Copernicus
Top hole 09/09/2022
Everything went according to plan and logging was done remotely. Final position report was delivered . . .

Stian Engvik / Morten Laget


PDF


Edit


PGNiG
4835 – PGNiG

Deepsea Yantai Drilling
Own Experience
Operational 6608/1-1 S
Copernicus
Surface section 04/09/2022
When the rig reached a TD of 1100 m and no contingency 4-string design was needed anymore, the 20″ . . .

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4840 – PGNiG

Deepsea Yantai Logistics
Own Experience
Operational 6608/1-1 S
Copernicus
Top hole 04/09/2022 With good planning and cooperation, everything shipped to SSJ prior to operation start in due time. . . .

Johan Kjos-Hanssen / Morten Laget



PDF


Edit


PGNiG
4841 – PGNiG

Deepsea Yantai Drilling
Own Experience
Operational 6608/1-1 S Intermediate section 04/09/2022 Had to switch to a BX elevator

Drilling Engineer / Morten Laget


PDF


Edit


PGNiG
4830 – PGNiG

Deepsea Yantai Marine
Own Experience
Operational 6608/1-1 S
Copernicus
Rig move 29/08/2022 All tubulars were backloaded from the rig and mud and bulk tanks emptied. The rig was deballasted to . . .

Phil Hardy / Morten Laget


PDF


Edit


PGNiG
4831 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
29/08/2022 When the conductor was lowered to the seabed it was realised that a blanking plate from the Wellhead . . .

Phil Hardy / Morten Laget


PDF


Edit


New Lesson Learned

You do not have permission to view this form.




\n\t\t

\n\t\t\t\n\t\t\t