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SERVICESKEY LINE

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CORE CAPABILITIES

Key Line Construction is a trusted provider of power and infrastructure solutions across the western United States, serving utilities, renewable energy developers, and telecommunications companies. With expertise in Transmission, Distribution, Substations, and Fiber Optics, our team delivers safe, efficient, and high-quality construction on every project.

TRANSMISSION & DISTRIBUTION

TRANSMISSION & DISTRIBUTION

With extensive field-driven experience, Key Line Construction has the capability and experience to deliver projects of any scale safely, efficiently, and to the highest standards. Our team specializes in Transmission and Distribution line builds, maintenance, and emergency response, ensuring that power gets to where it is needed most.

SITE CIVIL & CONCRETE

SITE CIVIL & CONCRETE

Our crews handle all site preparation, grading, excavation, and structural concrete self-performed. Having full control of this phase ensures a strong foundation for the rest of the project and keeps scheduling tight and predictable.

SUBSTATIONS

SUBSTATIONS

From site preparation to structural construction, electrical assembly, and commissioning, we handle Substation projects of all scopes. Our experience ensures that Substation projects are executed safely, on time, and to precise technical specifications, supporting a resilient and reliable power grid.

CRANE & HEAVY HAUL

CRANE & HEAVY HAUL

With access to a diverse fleet of all-terrain cranes, boom trucks, and heavy transport equipment, we manage the logistics and heavy lifting required for massive infrastructure projects. Our dedicated operators deliver safe, efficient rigging and mobilization, ensuring that heavy apparatus is handled with expert care.

TELECOMMUNICATIONS / FIBER OPTICS / BROADBAND

TELECOMMUNICATIONS / FIBER OPTICS / BROADBAND

Key Line Construction delivers comprehensive telecommunications and Fiber Optic services, including underground and aerial fiber installation, network expansions, conduit systems, splicing, testing, and infrastructure upgrades.

STORM REPAIRS

STORM REPAIRS

Key Line Construction provides rapid-response storm restoration services for electric utilities and cooperatives. Our crews safely assess damage, clear hazards, rebuild power infrastructure, and restore service following severe weather events, minimizing outages and helping communities recover quickly and reliably.

IN-HOUSE ADVANTAGES

By self-performing the critical paths of our projects, Key Line Construction retains full control over safety, quality, and scheduling. Our in-house assets and skilled crews deliver superior results and cost efficiencies for our clients.

Key Line Construction drilling concrete piers for deep foundation work

CONCRETE PIERS & FOUNDATION

Key Line Construction specializes in deep foundation work, including cast-in-place concrete drilled piers for Transmission towers, Substation structures, and telecommunications poles. Our team handles the drilling, steel reinforcement, and concrete pouring with extreme precision, ensuring structural integrity.

TRENCHLESS CONSTRUCTION

TRENCHLESS CONSTRUCTION

Horizontal directional drilling (HDD) is a key capability that allows us to install underground utilities with minimal surface disruption. This trenchless method is ideal for crossing roads, rivers, and sensitive habitats, providing an efficient and environmentally friendly solution for telecommunications and power installations.

FULL TURNKEY CAPABILITIES

FULL TURNKEY CAPABILITIES

From initial concept and design through procurement, construction, and final commissioning, Key Line Construction offers complete turnkey solutions. We manage every aspect of the project lifecycle to deliver high-quality results on schedule and within budget.

HIGH & MEDIUM VOLTAGE ELECTRICAL

HIGH & MEDIUM VOLTAGE ELECTRICAL

Our specialized electrical divisions carry out the high-voltage work, bus work, wiring, and apparatus installation for Substation and Transmission projects. Self-performing the electrical work ensures the highest level of craftsmanship and technical compliance.

SUBSTATION PROTECTION & CONTROLS

SUBSTATION PROTECTION & CONTROLS

Key Line Construction provides comprehensive Substation protection and control services, including relay installation and testing, control wiring, SCADA integration, commissioning, troubleshooting, and system upgrades. Our experienced technicians ensure reliable, safe, and compliant operation of Transmission and Distribution Substations.

UTILITY POWER TESTING & COMMISSIONING

UTILITY POWER TESTING & COMMISSIONING

Key Line Construction and their industry partners provide comprehensive testing and commissioning services for Substations, Transmission, and Distribution systems. Our technicians perform protective relay testing, equipment acceptance testing, functional verification, troubleshooting, and startup support to ensure safe, reliable operation and a seamless transition from construction to energized service.

BUILD WITH CONFIDENCE. PARTNER WITH KEY LINE.

Start your next project with a team that delivers—on time, on budget, and without compromise.

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