U.S. awards transformer replacement contract for Grand Coulee hydropower project

The Bureau of Reclamation has awarded New Mexico-based Gardner Zemke Company a $12.3 million contract to replace 15 transformers in the Left and Right power plants of the 6,809-MW Grand Coulee hydroelectric project.

The 6,809-MW Grand Coulee hydropower project is located on the Columbia River, about 90 miles west of Spokane, Wash.

Under the current contract, the agency seeks replacement of transformers of units G1-G9, including furnishing and installing 15 single-phase, two-winding, 13.6-kilovolt-235-kV, 50-megavolt-ampere, water-cooled transformers and appurtenances in the Left and Right power plants.

Reclamation recently awarded American Governor Co. a contract to upgrade governors in the project’s Third Power Plant. Reclamation has been recruiting contractors for various work to rehabilitate Grand Coulee, mainly in the Third Power Plant.

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U.S. awards transformer contract for Ice Harbor hydro project

The U.S. Army Corps of Engineers has awarded New Mexico-based Gardner Zemke a $1.8 million contract to supply a generator step-up transformer for the 603-MW Ice Harbor hydro project on the lower Snake River in Washington.

The contract includes design, manufacture and installation oversight of a 134,000 kilovolt-ampere, 13.2/115 kilovolt ODAF three-phase Class II generator step-up transformer and accessories.

The Corps of Engineers recently awarded Voith Hydro Inc. a contract to design and supply two advanced turbines for the Ice Harbor hydroelectric project.

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