Built infrastructure that controls or directs water flow, such as dams, weirs, cofferdams, and retention ponds. Subcontractors working near these structures often face strict safety and permitting requirements. Scopes may include installation, inspection, maintenance, or dewatering support.
Hydraulic Structures
Related Terms
Blm (bureau of Land Management) Lease Sale
IndustryA U.S. federal auction where energy companies bid on rights to drill on public land. Successful bids trigger exploration and development activity, creating demand for field service subcontractors. Monitor scheduled sales to anticipate upcoming work opportunities in affected regions.
Candu (canadian Deuterium Uranium) Reactor
IndustryA Canadian-designed nuclear reactor that uses heavy water as a moderator and coolant. Subcontractors working on maintenance or upgrades face strict nuclear regulatory compliance and specialised certification requirements. Expect rigorous site access controls, radiation safety training, and detailed documentation standards.
Pipeline Flushing
IndustryA pre-commissioning process where fluids are pumped through a pipeline to remove debris, scale, and contaminants before operations begin. Subcontractors are often scoped for this work as a standalone mobilisation. Ensure your quote covers fluid disposal, equipment, and standby time separately.
Compression Station
IndustryA facility that boosts natural gas pressure to move it through pipelines over long distances. Subcontractors are frequently mobilised here for maintenance, mechanical work, and equipment inspections. These sites often require specific safety certifications and site orientations before work begins.
Distribution System
IndustryA network of pipelines, valves, and infrastructure that moves oil, gas, or utilities from a main supply point to end users. Subcontractors are often hired to install, inspect, or maintain these systems. Work scope can include trenching, pipe fitting, and pressure testing across large service areas.
Switchgear
IndustryElectrical equipment used to control, protect, and isolate power systems on job sites. Subcontractors working near switchgear must follow strict lockout/tagout procedures. Installation and maintenance work often requires certified electricians and site-specific safety permits.
Latest Industry News
Anderson Dam's $2.8B Rebuild Signals Years of Bay Area Heavy-Civil Work
Santa Clara Valley Water District has awarded a $1.88 billion construction contract for the seven-year Anderson Dam rebuild, opening a long runway of geotechnical, tunneling and dam-safety subcontracting packages in the South Bay.
23 hours agoIndustryAsheville Airport's $361M Terminal Overhaul Nears Completion in 2027
Asheville Regional Airport's two-phase, $361-million terminal modernization, led by construction manager-at-risk Hensel Phelps, is set to finish in late 2027, with central checkpoint and ticketing areas completing this fall.
23 hours agoIndustryBaker Hughes to Supply 76 Gas Turbines for Mobile Power Fleet
Baker Hughes will supply 76 NovaLT16 gas turbines to Dynamis Power Solutions for a 1.3-GW mobile power fleet serving data centers and oil and gas operations across North America, World Oil reports.
23 hours agoIndustryFlorida-Corps Deal Speeds Up $3.9B Everglades Reservoir to 2029
Florida and the U.S. Army Corps of Engineers signed an agreement to accelerate the Everglades Agricultural Area reservoir project, moving completion up five years to 2029, ENR reports.
23 hours agoRelated Guides
How Operator Mergers and Acquisitions Affect Your Subcontract Agreements
When operators merge, get acquired, or sell assets, subcontractor agreements are caught in the middle. Learn how M&A activity affects your MSA, payment terms, vendor status, and what to do before, during, and after a deal closes.
Industry GuideHow Rig Count Trends Affect Subcontractor Demand and What to Do About It
Rig counts are the earliest signal of where field service work is heading. Learn how to read drilling activity trends, anticipate demand shifts, and position your crew before the phone stops ringing.
Industry GuideWhat 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.
Stay sharp on field operations
Industry news and insights, delivered to your inbox.
Subscribe to FieldNews
