A drilling technique used to steer a wellbore along a non-vertical path to reach a target zone. Subcontractors supporting these operations often require specialised tooling, MWD (Measurement While Drilling) equipment, and certified directional hands. Scopes can shift quickly, so flexible crew and equipment mobilisation is essential.
Directional Drilling
Related Terms
Steel Erection
IndustryThe process of assembling and raising structural steel components on a construction site. For subcontractors, this scope typically requires certified ironworkers, crane coordination, and strict fall-protection compliance. It is often a high-value, schedule-critical phase that affects downstream trades.
Wireline
IndustryA 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.
Dynamic Gas Blending
IndustryA real-time method of mixing gases at the wellsite to meet specific downhole pressure and composition requirements. Subcontractors operating blending equipment must hold current pressure vessel and gas handling certifications. Accurate blending logs are critical for compliance audits and client invoicing.
Force Majeure
IndustryA contract clause that excuses a party from performing obligations due to extraordinary events beyond their control, such as natural disasters or pandemics. For subcontractors, it can mean suspended work orders without compensation. Always review how your prime contract defines triggering events before signing.
Alternative Delivery Models
IndustryContracting arrangements beyond traditional lump-sum or day-rate structures, such as alliance, integrated project delivery, or performance-based contracts. These models shift how subcontractors are engaged, paid, and held accountable for outcomes. Understanding them helps field service firms assess risk, pricing strategy, and scope responsibilities before signing.
Carbon Capture
IndustryThe process of collecting and storing CO2 emissions from industrial sites before they reach the atmosphere. For subcontractors, it means growing work opportunities in facility retrofits, pipeline installation, and compression equipment servicing. Familiarity with CCS (Carbon Capture and Storage) infrastructure is increasingly expected on energy transition projects.
Latest Industry News
PURIS Expands Water Infrastructure Platform With Amici Acquisition
PURIS LLC has acquired Florida-based Amici Engineering Contractors, adding underground water and utility infrastructure capabilities including horizontal directional drilling to its national platform, Trenchless Technology reports.
4 days agoIndustryMontana Contractor Suspends HDD Locator 60 Feet Above the Yellowstone River to Complete Fiber Crossing
Tru Directional Drilling used a pulley system anchored to a bridge to track a horizontal directional drill head across a 500-ft Yellowstone River crossing during peak spring runoff, solving a locating problem that made traditional walkover methods impossible.
1 month agoIndustryFlatland Energy Services Wins $75.5M HDD Contract for Navajo-Gallup Water Supply Pipeline
The Bureau of Reclamation awarded a $75.5 million horizontal directional drilling contract to Flatland Energy Services LLC for the most complex crossings yet on the 300-mile Navajo-Gallup Water Supply Project in northwest New Mexico.
1 month agoIndustryHDD Drill Rod Is a Procurement Strategy, Not a Consumable
Treating horizontal directional drilling rod as a strategic purchasing decision rather than a routine line item can reduce field variability and protect margins on tight-bid trenchless jobs.
3 months agoRelated Guides
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