The full sequence of a well's existence, from drilling and completion through production and eventual abandonment. For subcontractors, each phase represents distinct scopes of work, crew requirements, and contract opportunities. Understanding the lifecycle helps you anticipate project transitions and position for follow-on work.
Well Lifecycle
Related Terms
CNG (Compressed Natural Gas)
IndustryNatural gas compressed and stored at high pressure, used to fuel fleet vehicles and equipment on remote job sites. Subcontractors may need CNG-certified technicians and compliant fuelling procedures when working on CNG infrastructure projects or operating CNG-powered equipment.
Tubular Running
IndustryThe process of installing pipe, casing, or tubing strings into a wellbore during drilling or completion operations. Subcontractors providing tubular running services supply specialised crews and equipment such as power tongs and elevators. Accurate job scoping is critical, as rig time is costly and delays directly affect invoicing and contract performance.
Mobilization/Demobilization
IndustryThe process of moving equipment and personnel to a job site (mobilization) and returning them afterward (demobilization). Often billed as separate line items.
Leader (drilling Rig)
IndustryA vertical guide structure on a pile-driving or drilling rig that keeps the drill string or pile aligned during penetration. Subcontractors working near this equipment must follow strict exclusion zone protocols. It is also called a mast or leads on some rigs.
OSHA
IndustryOccupational Safety and Health Administration. The US federal agency responsible for workplace safety regulations. Compliance with OSHA standards is required for contractors working in the United States.
Saas (software As a Service)
IndustryCloud-based software you access via subscription instead of buying and installing it outright. For subcontractors, this covers tools like invoicing, scheduling, and compliance tracking platforms. You pay a recurring fee and can access the software from any jobsite device.
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