Hydrogen Hub

Products created by processing or transforming raw materials supplied under a contract, such as fabricated components or treated fluids. Subcontractors must clarify ownership rights over derivative goods before work begins. Contracts often assign these rights to the prime contractor or client by default.

A prefabricated, relocatable accommodation facility used to house workers on remote oil & gas or construction sites. Units are shipped and assembled on-site, then dismantled when the project ends. Subcontractors may bill camp costs separately or include them in their overall project pricing.

A fixed surface facility where oil, gas, and water from multiple wells are separated, treated, and prepared for transport or sale. For subcontractors, a CPF is often a long-term, high-activity work site requiring trades, maintenance, and operations crews. Scope can include initial construction, commissioning, turnarounds, and ongoing maintenance contracts.

A large federally managed area in northwest Alaska open to oil and gas exploration and development. Subcontractors working here face extreme remote logistics, strict federal permitting, and seasonal access windows. Mobilisation costs and compliance requirements are significantly higher than conventional onshore projects.

A above-ground tracking system used in horizontal directional drilling (HDD) to monitor and guide a drill head's position underground. A handheld receiver walks the surface above the drill path, reading signals from a transmitter in the drill head. Subcontractors use this data to steer accurately and document bore paths for client sign-off.

A temporary heating system using fluid-filled coils laid on the ground to thaw frozen soil or maintain process temperatures. Subcontractors are often hired to install, monitor, and remove these systems during cold-weather operations. Common in northern pipeline and facility projects where ground conditions affect construction timelines.

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.