Remove Offshore Remove Shutdown Remove Workover
article thumbnail

Subsea Plugging & Abandonment: Light Well Intervention Vessel Overview

Drillers

Tower Training Vessel Classifications DNV GL classifies offshore drilling and support units based on a set of variables. The vessels commonly used for both intervention and P&A can be divided into three categories; Mobile offshore drilling unit (MODU), well intervention unit (WIU) type 1 and well intervention unit Type 2.