Transmission Construction Capabilities

Self-perform all major components of transmission construction and critical support services

Spartan’s capabilities are highly respected in the transmission construction industry based on a long-term track record of superior leadership, performance, and technical expertise as well as consistently delivering the specialized heavy equipment resources, technical services, and construction personnel required to complete complex transmission projects.

Material Procurement and Logistics

Spartan has considerable experience in the planning, communication, and coordination required to supply and manage material for transmission projects utilizing multiple vendors, receiving locations, and delivery points. The team has longstanding relationships with all major transmission line material suppliers.

ROW Clearing/ Access Road Construction

Spartan’s full-service construction capabilities include ROW Clearing and Access Road and Pad Site Construction. These services are coordinated with our customers to ensure they meet their long-term operational needs. Our ROW clearing and civil construction fleet is fully capable of servicing all terrain types, including urban areas and remote mountain ranges. Specialized services are also available for sensitive locations such as wetlands and limited access zones.


Spartan has installed foundations throughout the U.S. in all types of soil conditions and has considerable experience in rock excavation, deep foundations, slurry drilling, and casing installation and removal. Spartan’s fleet of specialized drill rigs and support equipment enable our team to self-perform all phases of foundation installation.

Structure Installation

With a full complement of cranes and aerial equipment, structure installation capabilities include wood, concrete, and steel poles, lattice towers, and custom designed structures to accommodate project-specific features.

Conductor & OPGW Installation

Spartan has installed conductor, OPGW, and shield wire of varying sizes, bundles, and configurations. Capabilities include conductor installation in difficult and mountainous terrain including complex crossings of existing transmission lines, waterways, interstate highways, as well as coordinating operations through highly sensitive and environmentally restricted areas.

Restoration Services

Reclamation plans developed by Spartan consider all factors to include soil conditions, terrain, regional weather conditions, and current or planned land uses. Additional services include topsoil salvage, restoration earthworks, ROW seeding, noxious weed mitigation, site stabilization, and post construction monitoring. Utilizing a wide variety of techniques, Spartan implements the most suitable reclamation solutions designed to meet all client and regulatory requirements.

Project Monitoring and Controls

Spartan utilizes an innovative cloud-based ERP system to continually track, review, adjust, and report on project performance. Baselines and reporting protocols are developed with the customer upon contract award. Daily Reporting, Submittals, Requests for Information, Issues, Drawings, and Document Collaboration are all tracked through the ERP system and monitored to ensure the Project proceeds according to expectations.

Project Experience


Spartan has established a proven track record of industry-leading safety, quality, and performance. We take pride in consistently delivering the specialized heavy equipment resources, technical services, and construction personnel required to complete complex transmission projects safely and on schedule.

Coolidge to Valley Farms 115kV Rebuild Project

Awarded the procure and construct project in 2019, Spartan successfully completed the project six weeks ahead of schedule, and received an exceptional performance review.

Taygete Solar 138kV Transmission Line Project

Taygete Solar 138kV Transmission Line Project Spartan’s acceleration plan enabled a high rate of safe production that allowed our customer to meet its required interconnection date

Solstice to Bakersfield 345kV

Spartan mobilized critical personnel and equipment to complete wire installation within a compressed
project schedule