Clover Creek Switching Station

Engineering and construction of the Clover Creek Switching Station to modernize electrical infrastructure at Joint Base Lewis-McChord, delivered for City Light & Power under its utility privatization of the base system. Cannon built the station from the ground: underground conduit systems and precast concrete vaults, a grounding grid of copper cabling and ground rods, upgraded overhead and underground conductor, and a perimeter security fence built to JBLM requirements. After cutover Cannon removed 12,200 feet of outdated overhead feeder and 31 deteriorated poles, all inside an active DoD installation under its access, safety and environmental compliance requirements.

Services Employed:

• Underground conduit systems and precast concrete vaults set for distribution reliability
• Grounding grid integrated with copper cabling and ground rods
• 13,140 feet of overhead conductor upgraded
• 10,970 feet of underground conductor upgraded
• 12,200 feet of outdated overhead feeder removed
• 31 deteriorated utility poles removed
• Site survey and ground preparation with environmental controls
• Perimeter security fencing built to JBLM requirements