WE Report

Lessons Learned

Lessons Learned865


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

PGNiG
391 – PGNiG

Deepsea Nordkapp Rig Intake Operational 6507/5-9 S, 6507/5-9 A
Shrek
N/A 04/02/2020 Wellexpertise did not have staff onboard (ie. Drilling or logstics engneer or DSV’s). DEs not . . .


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DNO
1309 – DNO

Island Innovator Operational 6507/7-16 S
Canela
18/12/2019 CCU sling hektet i PSV


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DNO
1307 – DNO

Island Innovator Operational 6507/7-16 S
Canela
14/12/2019 Bytte av HK slot fra natt til dagslys kriterier.


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DNO
1306 – DNO

Island Innovator Operational 6507/7-16 S
Canela
11/12/2019 Risk of high MGO cost


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DNO
1316 – DNO

Island Innovator Operational 6507/7-16 S
Canela
06/12/2019 Flere PAX er booka på 21 dagers rotasjon 3-3


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DNO
1064 – DNO

Island Innovator Logistics Operational 6507/7-16 S
Canela
Top hole 04/12/2019 Pilot hole challenges required alot of extra Barite, more than what was planned to have onboard the . . .

Johan Kjos-Hanssen


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DNO
1300 – DNO

Island Innovator Operational 6507/7-16 S
Canela
28/11/2019 Express mobilisering av core utstyr for core#3


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DNO
1301 – DNO

Island Innovator Operational 6507/7-16 S
Canela
28/11/2019 Manglende WL disco utstyr.


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DNO
1302 – DNO

Island Innovator Operational 6507/7-16 S
Canela
28/11/2019 Håndtering av Kjerneprøver ved minus grader


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PGNiG
342 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Pilot hole section 22/10/2019 BHA modules coming out with various lifting subs.


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PGNiG
343 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 Unable to locate XO sub (DC58/TT550 NOV/Intelserv) offshore for 17 ½” BHA. New crossover had to be . . .


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PGNiG
344 – PGNiG

Deepsea Nordkapp Drilling
INTERNAL
Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 WDP did not enhance the Shrek drilling operations in any significant capacity


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PGNiG
345 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 IKM MRR 300 system (modified in lack of 500 system), failed to deliver adequate flow (3500lpm), . . .


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PGNiG
346 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 IKM MRR: missing hoses between LARS and 90 degrees flowbend topside. Backloaded by Mi Swaco.


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PGNiG
347 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 Exhaust from IKM generator causing fumes and issues being in cement office


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PGNiG
348 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 XBAT was run on 17 1/2″ BHA regardless.


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PGNiG
349 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019 Elevator bushing for 13 3/8″ casing was missing on rig (backup to CRTi tool). This message was . . .


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PGNiG
350 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019
Unable to make up Dril-Quip 13 3/8” no cross coupling (VAM 21) to WH assembly (VAM 21).
Had to . . .


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PGNiG
351 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019
Silo #4 achieved desired pump rate (800 lpm) by opening the valves 7 %.
Silo #2 achieved same only . . .


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PGNiG
352 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Surface section 22/10/2019
Due to protecting melons on riser joints, the riser joints were not sufficiently balanced. This . . .


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