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...
View ProjectRhinedollar 12 kV Distribution
Southern California Edison (SCE) commissioned the rebuild of the Rhinedollar Overhead Powerline, located within the Mono Lake Ranger District of the Inyo National Forest. The...
View Project
Lansing-Harmony 161 kV
ITC Midwest commissioned the refurbishment of an existing 161 kV transmission line. The 50-mile Lansing to Harmony alignment runs through northeast Iowa and southeast Minnesota...
Sunrise Powerlink Project
The Sunrise Powerlink is a new 117-mile, 500 kV transmission line capable of carrying 1,000 megawatts of renewable energy from Imperial Valley into San Diego....
Swan Lake – Lake Tyee Intertie
The intertie project included construction of a 57-mile, 138 kV transmission line connecting the Swan Lake and Lake Tyee hydroelectric facilities, north of Ketchikan, Alaska....
Tehachapi Renewable Transmission 1
Southern California Edison’s Tehachapi Renewable Transmission Project (TRTP) consists of upgrading several segments of high-voltage transmission line from 220 kV to 500 kV. TRTP includes...
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...
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...
Devers to Palo Verde No. 2
The Devers-Palo Verde No. 2 Transmission Line Project (DPV2) entailed the construction of two new 500 kV transmission lines within existing corridors: the 111-mile Colorado...
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...
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...