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Project Portfolio

Explore our extensive portfolio of completed projects.

Lower Churchill Project

The Lower Churchill Project is intended to develop the hydroelectric potential of the Churchill River.  Phase I, referred to as Muskrat Falls, includes more than...

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Gila-Welton Mohawk Transmission Line

Access challenges included steep, rocky slopes, and close proximity to both I-8 and a Marine Corps Air Station

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Koolau-Wailupe Replacement Project

The Koolau-Wailupe #1 and #2 46kV Structure Replacement project involved upgrading several wooden structures to self-supporting steel poles on the island of Oahu. The line...

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Eldorado Line Swap

The project involved swapping transmission line positions between the Eldorado-Mohave and the Eldorado-Moenkopi 500 kV transmission lines, located outside Boulder City, NV. This included installation...

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Point Pinole Tap 115 kV Transmission Line

The Point Pinole Tap 115 kV Transmission Line project involved relocating and replacing several existing wooden structures with tubular steel poles near Richmond, California.  

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Cabot Crossing-Montague Substation

The project involved the replacement of Eversource Energy’s 1242 and 1361 transmission lines to improve reliability in the Northwest Massachusetts area. Lattice tower structures were...

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Wood to Steel Replacement Segments

San Diego Gas & Electric's (SDG&E) Wood to Steel Replacement Program will replace approximately 5,500 existing wood transmission poles in San Diego County with tubular...

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Tehachapi Renewable Transmission 11

Southern California Edison’s Tehachapi Renewable Transmission Project (TRTP) consists of upgrading eleven segments of high-voltage transmission line from 220 kV to 500 kV. The upgraded...

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Northtown Mall Expansion

The Northtown Mall Expansion Project involved the partial demolition of the northern side of a mall in Spokane, Washington.  120,000 square feet of store space...

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