Hungry Horse Excitation System Replacement

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Hungry Horse Excitation System Replacement, Hungry Horse Powerplant, Montana

The Columbia-Pacific Northwest (CPN) Regional Office of the U.S. Bureau of Reclamation has a requirement for a construction contract to design, furnish, install, test and commission replacement of existing excitation systems with fully static digital excitation systems for Generator Units 1, 2, 3, and 4 in the powerplant. This project is located at Hungry Horse Powerplant approximately 4 miles south of Hungry Horse, Montana, in Flathead County.

The Principal Components of Work:

A. Design, furnish, install, test and commission replacement of existing excitation systems with fully static digital excitation systems for Generator Units 1, 2, 3, and 4 in the powerplant. Work includes:
1. Remove and dispose of the following equipment:
a. Existing excitation systems, field breakers, power potential transformers (PPTs), metal enclosed bus, and associated equipment.
b. Existing interface cables and conductors.
c. Control and annunciation cables associated with existing excitation systems.

2. Furnish and Install:
a. Fully static digital excitation systems.
b. 15kV metal-enclosed buses from generator main buses to excitation PPTs and PT cubicles.
c. 635V AC metal-enclosed bus.
d. 800V DC metal-enclosed bus.
e. Provide PPTs, excitation supply low voltage power circuit breakers, instrument transformers, instrumentation cable and conductors, DC connection to machine field and other associated equipment.

B. Modify generator terminal tap location and unit protection cabinets.

C. Electrically isolate existing rotating DC exciters, which are to remain in place and remove the DC machine stator poles.

D. Provide control and power cable, wire, and associated conduits or cable trays for power, control, protection and alarm circuits. Terminate all cabling required for turnkey installation.

E. Furnish parts required for operational continuity as required in applicable sections.

F. Furnish drawings and data in Government format.
1. Includes revision to Government drawings external to excitation system to address requirements of turnkey installation.

G. Furnish and install conduit for power circuits where existing conduit cannot be used.

H. Use the same manufacturer and model for each component with the same function and capacity for all four units.

I. Factory and field testing of new excitation systems, PPTs and associated equipment.

J. Train Government personnel in operation and maintenance of new excitation.

The North American Industry Classification System (NAICS) code associated with this project is 237990 - Other Heavy and Civil Engineering Construction, with a Small Business Size Standard of $45 million. The estimated magnitude for this project is between $5,000,000.00 and $15,000,000.00. This procurement will be a total small business set-aside. Bids will be accepted from all responsive and responsible small business concerns. Prospective contractors shall be registered in the System for Acquisition Management (SAM).

Contractors shall note that this solicitation is estimated to be issued during the period of April to June 2025. When the solicitation is issued it will be available electronically at www.sam.gov.

System updates may lag policy updates. The System for Award Management (SAM) may continue to require entities to complete representations based on provisions that are not included in agency solicitations, including 52.223-22, Public Disclosure of Greenhouse Gas Emissions and Reduction Goals-Representation, and paragraph (t) of 52.212-3, Offeror Representations and Certifications-Commercial Products and Commercial Services. Agencies will not consider or use these representations. Entities are not required to, nor are they able to, update their entity registration to remove these representations in SAM.

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