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Hemingway Substation

August 2, 2017 By

Hemingway SubstationHemingway Substation

The Hemingway Substation went into service in 2010 to help bring power into Boise and service as a 500-kilovolt terminal for both Boardman to Hemingway and Gateway West transmission lines.

PETRA placed over 8,300 cubic yards of concrete to accommodate line terminals, transformer banks, transmission line terminals, reactors, and other associated equipment. Key concrete features included:

  • 500+ individual concrete foundations to support electrical towers and equipment
  • 4 cast-in-place reinforced concrete “blast” walls, each standing 42 feet tall

Concrete: 8,300 Cubic Yards
Location: Melba, Idaho
Category: Self-Performed Concrete

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