Maximum Storage Tank Estimates for Rig and Drillship Types

This table presents the maximum values for use as default values in Fuel Oil as required by NTL 2008-G04 for storage tanks. These values are for use when the exact rig to be used for a project is not specified in an EP or DOCD. This is not an exhaustive list; therefore, if you have documentation that references specific information for the rig to be used in your activities, include the document in your plan.

Rig Type Largest
Main Tank
Total Fuel
Storage Capacity
Drill Barge TBD 5,000
Drillship 32,000 80,000
Jackup TBD 15,000
Semisubmersible 18,000 70,000
Submersible 5,000 19,000