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IndustryGlossary Term

Life Extension Drydock

A scheduled out-of-water inspection and refit that extends a vessel's certified operational life beyond its original design limit. For subcontractors, it signals a concentrated burst of multi-trade work including hull repairs, coating, and systems upgrades. Scopes are often fast-tracked, creating strong short-term demand for specialised labour and materials.

Related Terms

Closed-Loop Heat Exchanger

Industry

A sealed system that transfers heat between two fluid circuits without them making direct contact. Subcontractors service these units for cleaning, inspection, and pressure testing. They are common in oilfield facilities, compressor stations, and industrial construction sites.

Quick Coupler

Industry

A mechanical fitting that connects hoses, pipes, or hydraulic lines without tools or threading. Common on wellsite and construction equipment, they allow fast swaps between attachments or fluid systems. Subcontractors should verify coupler compatibility before mobilising to avoid costly downtime.

Bonus Bid

Industry

A lump-sum payment made by an operator to secure rights to a lease block, separate from royalties. For subcontractors, a large bonus bid signals operator commitment and can indicate upcoming project activity in that area.

Production Shut-in

Industry

A temporary halt to oil or gas production at a well or facility, ordered by the operator. For subcontractors, this often means suspended work orders and delayed revenue until operations resume. Standby rates and demobilisation terms in your contract become critical during a shut-in.

SPMT (Self-propelled Modular Transporter)

Industry

A multi-axle hydraulic platform vehicle used to move oversized modules, vessels, or heavy equipment on job sites. Subcontractors working heavy lifts or module installation scopes often coordinate directly with SPMT crews. Understanding load-out and transport sequencing is critical for scheduling your own work around these moves.

Prime Contract

Industry

The main agreement between an owner (operator or developer) and the general contractor managing a project. As a subcontractor, you work under this contract without being party to it. Its terms often flow down and directly affect your scope, schedule, and payment conditions.

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