WE Report

Lessons Learned

Lesson Learned





By: Lars Solvang

Report No.

1547

Discipline/Origin

Drilling
Own Experience

Well

Oselvar
A-1 H, A-2 H, A-3 HT2

Date created

2021/05/29
1652 days ago

Project Phase

Operational
Project Phase

LL Type/Classification

Equipment
Negative

Borgland Dolphin


Section N/A. What happened:
Camera not able to get a 360 view as it was off center

What Was Planned

Run camera in HXT and BOP prior to installing the HXT bore protector.

What Was Learned

Camera needs to be centered.
It was also learned that 150 m3 of drill water needed to be pumped before the visibility was good enough. Riser volume 20 m3.

What Actions Are Required

Centralize wireline camera with a bow spring centralizer.

What Was Done

Several passes, but still not conclusive. Run bore protector.

EDITOR


CLOSE LL (testing)





New Lesson Learned

You do not have permission to view this form.




\n\t\t

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