WE Report

Lessons Learned

Lesson Learned





By: Stian Engvik

Report No.

5838

Discipline/Origin

External Environment
No origin

Well

Tomcat
6501/10-1

Date created

2023/06/19
901 days ago

Project Phase

Planning
Project Phase

LL Type/Classification

Planning
Negative

Deepsea Yantai


What happened in Environmental Seabed inspection:
During preparation of SoW, Marine department needed input from Engineering Company (InterMoor) to produce maps and coordinates for anchors and rig fairleads. A corridor to each side of the proposed anchorlines was to be established by the Engineering company. This was done by rotating rig heading to each side to identify corridors. When data was sent back to Marine department, rig heading was not rotated back to its origin heading leading to wrong anchorline corridors to be described in SoW.

What Was Planned

ROV survey of proposed anchor line corridors to identify corals and vulnerable species

What Was Learned

Better verification of data before publishing.

What Actions Are Required

Make sure 3rd party company QC`s data before submitting to customer and Recipient of data to do internal verification before using data.

EDITOR


CLOSE LL (testing)





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