WE Report

Lessons Learned

Lesson Learned





By: Drilling Engineer

Report No.

5870

Discipline/Origin

Drilling
No origin

Well

Norma
25/7-11 S

Date created

2023/07/31
860 days ago

Project Phase

Operational
Project Phase

LL Type/Classification

Planning
Negative

Deepsea Yantai


What happened in :
Due to build up of cuttings around the wellhead after drilling pilot hole the marker buoys was buried 1.8 m. The marker buoys placed 6 m from the spud location

What Was Planned

Place buoys 5-8 m from spud location

What Was Learned

To place the marker buoys further away from the spud location and to clean around the WH with bit POOH after drilling pilot hole/26″ Section

What Actions Are Required

To place the marker buoys further away from the spud location and to clean around the WH with bit POOH after drilling pilot hole/26″ Section

EDITOR


CLOSE LL (testing)





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