High-Temperature Creep

The formal approval by an operator or project owner to proceed with full-scale field development. For subcontractors, it signals that major contracts, mobilisation, and field work are imminent. It marks the point where scopes of work move from planning to active procurement.

Specialised metal used in pipelines and equipment exposed to corrosive fluids like H2S or CO2. Subcontractors must confirm material specs before welding or fabricating, as CRA requires certified procedures and qualified welders. Misidentifying CRA components can cause costly failures and compliance issues.

A method of lowering tools, instruments, or equipment into a wellbore via a steel cable, commonly used for well logging, perforating, and intervention services. For subcontractors, wireline work is typically scoped as a specialised service requiring certified operators and dedicated equipment spreads.

A government-held emergency stockpile of crude oil that, when released or replenished, can trigger short-term surges in drilling, transportation, and maintenance contracts as operators respond to shifting supply directives. Field service companies should monitor SPR activity as an indicator of near-term work mobilisation and pricing conditions in their region.

Funds an operator spends on major assets like wells, pipelines, or facilities. High CAPEX cycles mean more subcontract opportunities for field crews and equipment providers. Low CAPEX periods often signal slower work volumes and tighter bid competition.

A scheduled series of hydraulic fracturing operations across multiple wells or stages within a defined period, representing a concentrated burst of work that subcontractors must plan for with adequate crew, equipment, and supply chain capacity. For field service companies, winning a spot in a frac campaign can mean weeks of steady, high-volume work but also demands tight mobilisation timelines and the ability to scale up quickly.

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.