Shallow-Water

Refers to power generation or energy systems located on a client's side of the utility connection point. For subcontractors, this often means working on site-owned generators, solar arrays, or battery storage on industrial or remote worksites. Scopes here fall outside utility jurisdiction, affecting permitting and inspection requirements.

A document created in the field that records work performed, equipment used, materials consumed, and time spent. Field tickets are the basis for invoicing and must typically be approved by the customer before payment.

A voluntary safety certification program in Canada that recognizes employers who have developed health and safety management systems that meet established standards. Required by many operators in Alberta and Western Canada.

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

The collection of drilling tools and equipment at the bottom of the drill string, including the drill bit, drill collars, stabilizers, and downhole motors. For drilling subcontractors, BHA configuration directly impacts drilling performance, tool wear rates, and operational efficiency.

A formal business arrangement where two or more companies partner to pursue a specific project or contract, which can affect subcontractors by changing who issues purchase orders, approves invoices, or holds liability on site. Field service companies should confirm early which JV partner is the contracting entity to avoid payment delays or scope disputes.

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.