Project Detail
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Saco Valley 115 kV Substation Expansion

Location:
Center Conway, NH
Completed:
2008

Scope of Work

Cianbro performed all structural, electrical, and transmission line work required to complete the expansion of an existing 115 kV substation.

Project Details

  • Installed 115 kV yard structural steel
  • Installed all yard equipment, including 4 circuit breakers, 7 disconnect switches, 15 CCVT’s, 2 wave traps, and 3 lighting arrestors
  • Completed all conduit installations and equipment grounding
  • Installed 3 transmission line structures and the associated 795 ACSR conductors
  • Constructed a 115 kV bus system
  • Installed 12 lighting masts
  • Constructed and installed all flex taps
  • Installed the electrical outfitting of a 28 feet by 48 feet control house, including all of the lighting, cable tray, cabinet installations, AC/DC equipment, wiring, and terminations
  • Pulled and terminated power and control cables
  • Installed and spliced fiber optic cable
  • Demolished the existing control house equipment and performed the necessary removals and modifications

Lean, Innovative, and Unique Project Solutions

Cianbro performed this construction work in an energized substation.