Geothermal Brine

A facility that moves oil, gas, or water through a pipeline using mechanical pumps. Subcontractors are frequently mobilised here for maintenance, inspection, and equipment upgrades. Work scope often includes rotating equipment, instrumentation, and civil trades.

A permanent drop in demand for oil, gas, or construction services, often caused by high prices or economic shifts. Unlike a temporary slowdown, destroyed demand means work volumes may never fully recover. Subcontractors should treat it as a signal to diversify their client base or service offerings.

Refers to offshore oil and gas operations conducted in water depths exceeding 300 metres, where subcontractors and field service crews must hold specialised certifications, work within stricter regulatory frameworks, and often face extended mobilisation timelines and higher equipment day-rates.

A delivery model where a construction manager guarantees a maximum project cost and takes on financial risk if it's exceeded. Subcontractors are hired by the CM, not the owner, making the CM your direct client and contract holder. Your scope, payments, and change orders all flow through the CM.

The segment of the oil and gas industry involved in processing, storing, and transporting oil, gas, and NGLs. Includes pipelines, gathering systems, and processing plants.

Expedited delivery service for equipment, parts, or materials to remote job sites. Often used for urgent oilfield deliveries.

What Is an AFE in Oil and Gas and How Does It Affect Subcontractor Payments?

An AFE (Authorization for Expenditure) controls every dollar spent on an oilfield project. Learn how it affects your billing, change orders, and cash flow as a subcontractor.