M1-M2 Electrical Substation Feeders

Location: Redondo Beach, CA
Client: Northrop Grumman
Cost: $2.5 Million
Scope of Work: Excavation of 3,100 lineal feet of trenching to accommodate the installation of electrical duct bank and new high voltage vaults. The six underground Edison vaults measured 7 feet wide x 14 feet long x 8 feet deep. The duct bank included eight 4-inch conduits from vault to vault to traverse the entire 3,100 lineal feet from power source to new building substation. Installation of 18,750 lineal feet of Okonite 5KV cabling from power source to building substation.