Offshore drilling and support units
|Publication Date:||1 July 2021|
Scope and application
This document covers classification of mobile offshore units of the following structural design types:
- ship-shaped units
- column-stabilised units
- cylindrical units
for the following services:
- well intervention
- wind turbine installation
- general offshore support.
Self-elevating units for the above mentioned services are covered by DNV-RU-OU-0104.
This document provides classification principles, procedures, design and construction requirements for the services and structural design types included in the scope.
Principles, procedures and requirements for retention of class during operation of the unit are covered by DNV-RU-OU-0300.