A high-voltage power line that moves electricity over long distances between generation sources and distribution networks. Subcontractors often support transmission line projects through clearing, trenching, tower erection, and right-of-way maintenance work.
Transmission Line
Related Terms
Winter Road
IndustryA temporary road built over frozen ground, muskeg, or ice to access remote sites during winter months. Subcontractors must plan mobilisation, equipment moves, and material hauls around strict seasonal opening and closing dates. Missing the window can delay a project by a full year.
Rigging
IndustryThe equipment and techniques used to lift, secure, and move heavy loads on a job site. Subcontractors must ensure all rigging gear is certified and operators are ticketed. Improper rigging is a leading cause of serious incidents and contract liability.
Infrastructure Build Cycle
IndustryThe period spanning initial site development through to project completion, during which subcontractors see peak demand for civil, mechanical, and electrical trades. Work volumes are highest in early and mid-cycle phases. Subcontractors should plan crew capacity and equipment availability around these predictable surges.
Electrification
IndustryThe shift from diesel-powered equipment to electric or hybrid alternatives on job sites. For subcontractors, this affects equipment specs, crew certifications, and bid requirements. Clients increasingly mandate electrification targets, changing what gear and skills you must supply.
TIC (Total Installed Cost)
IndustryThe full cost of completing a scope of work, including labour, equipment, materials, and indirect expenses. Subcontractors use TIC to build accurate bids and avoid underpricing complex field installations. Owners and GCs often benchmark TIC when evaluating competing quotes.
Voluntary Cuts
IndustryAgreed reductions in oil production by member nations, typically OPEC (Organization of the Petroleum Exporting Countries) members, to stabilise prices. For subcontractors, these cuts often trigger project deferrals, reduced scope, and slower mobilisation schedules. Budget freezes from operators frequently follow, directly impacting field service award timelines.
Latest Industry News
New York Approves $3.3B Long Island Transmission Line
New York regulators approved the 90-mile Propel NY Energy transmission line, a $3.26 billion project connecting Long Island to the state grid, with construction phasing in through 2030.
1 month agoIndustryPUC Approves 370-Mile Transmission Line to Permian Basin
The Public Utility Commission of Texas has approved a 370-mile transmission line across 14 south Texas counties, the second Permian Basin grid approval in two weeks, per Permian Basin Oil & Gas Magazine.
1 month agoIndustryLS Power Breaks Ground on $1B Idaho-Nevada Transmission Line After Decades of Delay
Construction has finally started on the 285-mile SWIP-North transmission line between Idaho and Nevada, a $1-billion-plus project that took decades to reach financing and capacity agreements before crews could break ground.
1 month agoIndustryMaine Approves 800-MW Wind Farm, 111-Mile Transmission Line
Maine regulators approved an 800-MW onshore wind project and a 111-mile transmission line spanning multiple New England states, with contractor selection still pending and cost-sharing details unresolved.
2 months 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.
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