Hook-up refers to a phase in the final construction activities of oil and gas production and processing facilities, whether upstream, downstream or midstream. It means to make a connection between components in a system.

What is Hookup and commissioning?

The HOOK-UP refers to making the connections from the well to the oil and gas separator and from the separator to either the storage tanks or a flow line. It also includes connection the utilities needed for the controls to function. The COMMISSIONING refers to activating the system once it is hooked up.