Z--Hungry Horse Excitation System Replacement

Amendment / Modification

This amendment provides clarification on FAR 52.214-5 Submission of Bids. It explicitly states that electronic bid submissions, amendments, modifications, and/or withdrawals are not authorized and will not be accepted or considered. All bid submissions must be mailed to the specified address and received by the bid opening date and time.

• FAR 52.214-5 Submission of Bids

• Clarifies that only sealed envelopes or packages submitted via mail will be accepted.

• Reaffirms that electronic submissions are not permitted.

• States that the Government does not intend to extend the bid date further.

• All other solicitation terms and conditions remain unchanged.

Form / Attachment / Pricing Sheet

This document contains FAR Clause 52.214-5, "Submission of Bids (Dec 2016)", which provides instructions and conditions for submitting bids.

• Bids and modifications must be submitted in sealed envelopes or packages, unless submitted electronically.
• Submissions must be addressed to the specified office and include the receipt time/date, solicitation number, and bidder's name/address.
• Bids sent via commercial carrier must be marked on the outermost envelope as prescribed.
• Facsimile bids, modifications, or withdrawals are not considered unless authorized.
• Electronically submitted bids are only considered if the method is specifically stipulated or permitted by the solicitation.

This clause outlines the mandatory methods and requirements for submitting bids and any subsequent modifications. Bidders must adhere to these instructions to ensure their bids are considered valid and are properly received by the government.

Amendment / Modification

• Provides pictures of the possible location of a shaft brush, as requested in a Q&A.

• The Government does not intend to extend the bid date.

• All other solicitation terms and conditions remain unchanged.

• Not explicitly stated, but the change relates to information requested in a Q&A.

• The bid date is not extended.

Other / Unclassified

This document contains photographs related to the Hungry Horse Excitation project. The images appear to show mechanical components, piping, and structural elements within an industrial or power generation facility. Some images include absorbent mats placed around equipment.

These photographs may provide visual context for bidders regarding the existing conditions, equipment, or site layout relevant to the Hungry Horse Excitation opportunity. They could be useful for understanding the physical environment where work may be performed or for assessing the scope of potential modifications or installations.

Amendment / Modification

This document is Amendment No. P00004 to Solicitation No. 140R1025B0003 for the Hungry Horse Powerplant Excitation System Replacement.

This amendment revises the following sections:

• Section 01 14 10 - Use of Site
• Section 01 14 30 - Interruption of Service
• Section 01 33 00 - Submittals
• Section 01 54 20 - Use of Government Crane and Elevator
• Section 26 25 10 - Metal-Enclosed Bus
• Section 48 13 85 - Excitation System
• Section 52 00 00 - Drawings

No specific changes to proposal submission deadlines or evaluation criteria are detailed in this amendment, but bidders should review the revised sections for any impact on their proposals.

Amendment / Modification

• This amendment provides updated specifications.

• The Government does not intend to extend the bid date.

• All other solicitation terms and conditions remain unchanged.

• Not explicitly detailed, but implies updates to specifications.

• Proposal deadlines are not extended.

• Other solicitation terms and conditions remain unchanged.

Amendment / Modification

• Incorporates Federal Acquisition Regulation (FAR) 52.228-1 Bid Guarantee in full text.

• The Government does not intend to extend the bid date.

• All other solicitation terms and conditions remain unchanged.

• Not explicitly detailed, but the bid guarantee clause is added.

• Proposal deadlines are not extended.

• Bidders must ensure compliance with the incorporated FAR 52.228-1 Bid Guarantee.

Form / Attachment / Pricing Sheet

This document provides the full text of FAR Clause 52.228-1, "Bid Guarantee," dated September 1996. It outlines the requirements and conditions related to bid guarantees for government solicitations.

• Bid Guarantee Requirement: Bidders must furnish a bid guarantee in the proper form and amount by the bid opening deadline. Failure to do so may result in bid rejection.
• Form of Guarantee: Acceptable forms include a firm commitment, bid bond supported by surety, postal money order, certified check, cashier's check, irrevocable letter of credit, or certain U.S. Treasury Department bonds or notes.
• Amount: The bid guarantee amount is 20 percent of the bid price or $3 million, whichever is less.
• Return of Guarantees: Guarantees (other than bid bonds) will be returned to unsuccessful bidders after bid opening and to the successful bidder upon execution of contractual documents and bonds.
• Default: If a successful bidder fails to execute contractual documents or furnish bonds within 10 days of receiving the forms, the contract may be terminated for default. In such cases, the bidder is liable for costs exceeding their bid amount, and the bid guarantee can be used to offset the difference.

This clause is critical for bidders to understand the mandatory requirements for submitting a bid guarantee. It specifies the acceptable forms, the calculation of the guarantee amount, and the consequences of failing to meet these requirements or execute a contract after award. Bidders must ensure their bid guarantee complies with this clause to avoid bid rejection or contract termination for default.

Questions & Answers / Clarifications

This document provides responses from the government to questions submitted by potential bidders regarding the "Hungry Horse Excitation" solicitation (140R1025B0003).

• Transformer Relocation: The relocation of the Heating Cooling Center N4A panel is not included in the scope of this contract; it will be accomplished prior to the unit outage.
• Question Submission Deadline: Amendment #1 extended the question submission deadline to October 23, 2025. No further questions are being solicited.
• Bid Bond Requirement: A bid bond will be required, as incorporated by Amendment #1.
• CDMS System: Bidders should refer to page 469 of the solicitation for details on the Contract Document Management System (CDMS).
• DC Machine Stator Poles: The government is not revising the specifications regarding the removal of DC machine stator poles at this time.
• Ground Ball Studs: Clarification is requested regarding the locations for ground ball studs for temporary grounding cables.
• Excitation System Design: An amendment is forthcoming that will likely remove section 1.04.E and allow either fixed or draw-out SCR bridges, addressing a contradiction in the specifications.
• SCR Bridge Components: An amendment will be forthcoming to clarify that assembled SCR modules must be a complete assembly for easy replacement.
• Outage Schedule: Amendments will be forthcoming to change the outage schedule, moving the project approximately one year later. New outage windows are specified for G1 & G2 (approx. 8/9/2027-2/10/2028) and G3 & G4 (approx. 8/7/2028-2/15/2029).
• Penstock Unwatering: The government's facility staff will perform unwatering of penstocks and isolation procedures.

Several questions indicate that amendments are forthcoming, which may affect specifications, outage schedules, and requirements. Bidders should monitor for these amendments. The solicitation itself remains the primary reference for most questions where the answer is "The solicitation speaks for itself."

Amendment / Modification

This amendment modifies the solicitation with the following changes:

• Answers to Questions: Provides answers to submitted vendor questions. An additional amendment will be issued later to provide updated specifications.
• Bid Open Date Change: The bid open date has been extended from December 16, 2025, to December 17, 2025. The time and location for submission remain the same.
• Incorporation of Clause: FAR 52.228-1 Bid Guarantee is incorporated.

• The bid open date is modified.

• FAR 52.228-1 is incorporated.

• The deadline for proposal submission has been extended to December 17, 2025.

• All other solicitation terms and conditions remain unchanged.

Form / Attachment / Pricing Sheet

This document contains Section L, "Instructions, Conditions, and Notices to Bidders," of a solicitation. It includes specific clauses and information relevant to potential bidders responding to the opportunity.

• Section L - Instructions, Conditions, and Notices to Bidders: This section provides guidance and requirements for preparing and submitting proposals.
• Clause 52.228-1 Bid Guarantee (Sep 1996): This specific clause outlines the requirements for a bid guarantee, which is a form of security required from bidders to ensure they will enter into a contract if awarded.

Bidders must review Section L carefully to understand the instructions for proposal submission, any conditions that apply, and notices from the government. The inclusion of Clause 52.228-1 specifically indicates that a bid guarantee will be required as part of the proposal submission, and bidders must comply with its terms.

Questions & Answers / Clarifications

This document appears to be a log of photos related to the "Hungry Horse Excitation" project, specifically focusing on electrical equipment and safety information. It is not a typical Q&A or clarification document in the context of a solicitation, but rather a collection of visual data with associated safety warnings and equipment labels.

• The document contains multiple images of electrical panels, transformers, and disconnect switches.
• Safety warnings regarding Arc Flash and Shock Hazards are prominently displayed on much of the equipment, with specific details on arc flash boundaries, incident energy, and required personal protective equipment (PPE) based on NFPA 70E-2015.
• Equipment is labeled with names such as "FMC 403 NAF-403 DISCONNECT," "POWER POTENTIAL TRANSFORMER," and "N4A heater MCC."
• Measurements are shown for some equipment, indicating physical dimensions.

This document does not appear to directly impact a solicitation by providing answers to vendor questions or clarifying requirements. Instead, it serves as visual documentation of existing electrical infrastructure, likely for informational purposes related to a project at the Hungry Horse facility. Bidders may use these images to understand the existing conditions and the types of electrical equipment present.

Amendment / Modification

This amendment modifies the solicitation by:

• Distributing the pre-bid site visit sign-in sheet.

• Extending the written question deadline to October 23, 2025, at 2:00 MST.

• The deadline for written questions has been extended.

• The deadline for submitting written questions has been extended to October 23, 2025.

• All other solicitation terms and conditions remain unchanged.

Other / Unclassified

This document is a sign-in sheet for a pre-bid site visit related to Solicitation 140R1025B0003, "Hungry Horse Excitation System Upgrade." The visit took place on October 1, 2025, at 10:00 MST.

This document lists the attendees of the pre-bid site visit, including their names, companies, and signatures. Potential bidders can review this list to see which companies or organizations were present, which may indicate interest or potential competition for the opportunity.

Solicitation / RFP / RFQ

This solicitation is for the replacement of the excitation system at the Hungry Horse Powerplant, located at Hungry Horse Dam, approximately 4 miles south of Hungry Horse, Montana, in Flathead County. The anticipated magnitude of this project is between $5,000,000.00 and $15,000,000.00. This solicitation is 100% set-aside for small businesses under NAICS code 237990 (Other Heavy and Civil Engineering Construction) with a small business size standard of $45 million.

• Design, furnish, install, test, and commission replacement excitation systems with fully static digital excitation systems for Generator Units 1, 2, 3, and 4.

• Remove and dispose of existing excitation systems, field breakers, power potential transformers (PPTs), metal-enclosed buses, and associated equipment, as well as existing interface cables, conductors, control, and annunciation cables.

• Furnish and install 15kV and 635V AC metal-enclosed buses, 800V DC metal-enclosed buses, PPTs, low voltage power circuit breakers, instrument transformers, and associated cabling.

• Modify generator terminal tap location and unit protection cabinets.

• Electrically isolate existing rotating DC exciters, remove DC machine stator poles.

• Provide control and power cable, wire, and associated conduits/cable trays for power, control, protection, and alarm circuits.

• Train Government personnel on operation and maintenance of the new excitation system.

• Contract Type: Not explicitly stated, but implied to be fixed-price construction based on FAR clauses referenced.

• Period of Performance: On-site work must be completed within the period of performance. The performance period is 1096 calendar days after the notice to proceed.

• Estimated Value: $5,000,000.00 - $15,000,000.00.

• Proposal Submission Deadline: December 16, 2025, at 1300 MDT.

• Site Visit: Scheduled for October 01, 2025, at 10:00 MT at the Hungry Horse Power Plant.

• Questions: Must be submitted via email to ashleyjohnson@usbr.gov up to 7 days after the site visit. Responses will be posted via amendment.

• Evaluation Criteria: Not detailed in this section, but Section M addresses "Evaluation Factors for Award" and mentions "Price Reasonableness Determination."

• 100% small business set-aside for NAICS 237990.

• Drawings are not included due to sensitive information; request must be made via email with a completed Federal Non-Disclosure Agreement.

• Bid opening will be teleconference on December 16, 2025, at 1300 MDT. Call-in number and conference ID provided.

Solicitation / RFP / RFQ

This solicitation is for the Hungry Horse Excitation System Replacement. The anticipated magnitude of this project is between $5,000,000.00 and $15,000,000.00. This is a 100% set-aside for small business under NAICS code 237990 (Other Heavy and Civil Engineering Construction) with a small business size standard of $45 million.

• The core requirement is the replacement of the excitation system at the Hungry Horse Power Plant.

• On-site work must be completed within the period of performance.

• The period of performance is 1096 calendar days after receiving notice to proceed.

• Performance bonds are required.

• Offers are due by 12/16/2025 at 1300 local time.

• Offers must be valid for at least 90 calendar days.

• The bid opening will take place on or around December 16, 2025, at 1300 MDT in the Grand Coulee Conference Room 339 at the Columbia Pacific Northwest Regional Office, 1150 N. Curtis Road, Boise, ID 83706.

• A teleconference option is available for the bid opening.

• This solicitation is 100% set-aside for small business.

• NAICS code: 237990 - Other Heavy and Civil Engineering Construction.

• Small business size standard: $45 million.

• Drawings for this solicitation contain sensitive information and require completion of a Federal Non-Disclosure Agreement to obtain. Email the completed form to Ashley Johnson at ashleyjohnson@usbr.gov with a specific subject line.

• An organized site visit is scheduled for October 01, 2025, at 10:00 MT at the Hungry Horse Power Plant.

• Questions must be submitted via email to ashleyjohnson@usbr.gov within 7 days after the site visit. Responses will be posted via amendment.