Description
The U.S. Army Corps of Engineers, Walla Walla District, is seeking sources for the supply of turbine guide bearing pumps for the Dworshak Dam and Reservoir in Ahsahka, Idaho. The contractor must deliver five pumps for main units 1 and 2, and three pumps for main unit 3. The pumps must meet specific performance and materials requirements, including flow rate, pressure, and temperature specifications. The contractor must also provide shop drawings, catalog cut sheets, and performance information for government approval.
• The pumps must be three-screw positive displacement rotary type with specific inlet and outlet sizes.
• The pumps must be equipped with mechanical seals capable of sustainable operation at the rated motor RPM.
• The pump casing must be constructed of cast iron.
• The pumps must be C-Faced, equipped with an adaptor for connection to the motor.
• The contractor must supply jaw-style couplings, rated for the capacity of the motor, to couple the motor to the pump.