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.
Deepwater
Related Terms
COR (Certificate of Recognition)
IndustryA 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.
Shaker Screens
IndustryMesh filters mounted on shale shakers that separate drill cuttings from drilling fluid on the rig. Subcontractors handling fluid management or solids control must track screen condition and swap them regularly. Damaged or plugged screens slow operations and can trigger downtime charges against your crew.
Flowback
IndustryThe initial release of fluids, sand, and gases from a wellbore after hydraulic fracturing, which requires specialised crews and equipment on-site to manage, separate, and dispose of the returned materials safely. For field service subcontractors, flowback operations represent a distinct scope of work with dedicated mobilisation requirements and often involve tight scheduling windows tied to the operator's completion timeline.
Legacy Site
IndustryAn older facility or work location operating on outdated infrastructure, systems, or equipment. Subcontractors often face non-standard conditions, ageing assets, and extra compliance requirements on these sites. Mobilisation and scoping costs can be higher due to undocumented or deteriorated site conditions.
CCUS (Carbon Capture, Utilization, and Storage)
IndustryTechnology that captures CO₂ emissions from industrial sites and either stores or repurposes them. Subcontractors are increasingly hired to build, maintain, and service CCUS infrastructure. Familiarity with these projects opens doors to growing work in emissions-reduction programmes.
Wellfield
IndustryA defined area containing multiple wells and associated surface infrastructure operated as a single development. Subcontractors often mobilise across an entire wellfield under one master contract, servicing several wellsites in rotation. Scope, travel, and logistics planning should account for the full wellfield footprint.
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