Belida Wells Plug & Abandonment

DETAIL PROJECT
Project
Belida Wells Plug & Abandonment
Client
ConocoPhillips
Location
Natuna Sea Block B, Indonesia
Duration
8 days
Year
August 2014
Mode of Intervention
Saturation Diving Services
Water Depth
90m
WORKSCOPE SUMMARY

This project was being executed in three phases which are:

  • Phase I ROV Survey
  • Phase II Air/Saturation Diving
  • Phase III Diver less Plug & Abandonment

OSI executed Phase II. The objective of phase two is to prepare three wells for P&A using a diver less intervention method.

OSI carried out 3 wells plug and abandonment as per client instruction. OSI utilized DPII DSV Crest Odyssey 1 saturation diving. The scope of work consisted of: As found survey

  • SST & SSTB Preparation
  • Riser removal
  • ROV control panel installation
  • Re-Entry Hub (REH) installation
  • Continue circulation flange installation & pressure testing
  • SST function test & debris cap installation
  • Connector override rods
  • Cement port plugging
  • As Left Survey