N1 BRAKE RING REPLACEMENT

Solicitation / RFP / RFQ

This document is a solicitation for the "MAINTENANCE OF DAMS" under NAICS code 237110. The Bureau of Reclamation, Lower Colorado Region, is issuing this solicitation.

• The primary service required is "MAINTENANCE OF DAMS".

• Specific details regarding the "Brake Plate" product/service code (Z1KA) are mentioned.

• The period of performance is from 06/22/2026 to 01/11/2027.

• The delivery date is specified as 01/11/2027.

• Questions and quotes are to be submitted via email to luis_gallardo@ios.doi.gov.

• The deadline for submitting quotes is 06/16/2026 at 1700 Pacific Time.

• This acquisition is marked as "UNRESTRICTED".

• Standard Form 1449 is used for this solicitation.

• The solicitation number is 140R3026Q0089.

• The solicitation issue date is 05/26/2026.

Statement of Work (SOW) / Performance Work Statement (PWS)

To replace the worn and fatigued rotor brake ring assembly of Unit N1, a 130 MW unit at Hoover Dam, with a newly manufactured assembly.

• Manufacture 10 new brake plates and associated fasteners.

• Remove old brake plates.

• Attach new brake plates to the rotor.

• Provide all components required for attaching the new brake plates.

• Conduct field machining as needed.

• Assemble the new brake ring onto Unit N1.

• Provide all engineering data, drawings, material properties, and certifications to the U.S. Government.

• The contractor shall remove old brake plates and ship one or more to their facility for use as templates for machining and final dimensions.

• Surface finish at the brake-pad-to-brake-plate interface must be 32 micro-inches or smoother.

• Novel cooling channels and designs may be considered if performance is not degraded and fit is correct.

• Brake plate material shall be ASTM A440 or equivalent and stress-relieved.

• Bolts shall be ASTM A193 B7 or equal with 6 threads per inch.

• The contractor shall generate new as-built drawings of brake plates and fasteners for submission to the Government.

• The new brake ring assembly shall be warranted to maintain structural integrity for five years.

• Surface finish requirements for the brake plate interface.

• Place of Performance: Hoover Dam Powerhouse (Nevada side).

• Fabrication Delivery: By March 1, 2021.

• Installation Period: Within 30 days from delivery of manufactured plates.

• Projected Overall Period of Performance: February 1, 2026, to May 1, 2026.

• Work Hours: Monday to Friday, 0730 – 1700 hrs. local time. No work on weekends or holidays.

• Government-Furnished Property: 480VAC, 3Φ power; 110VAC, single phase power; jib crane (4-ton capacity, contractor provides certified operator); overhead bridge crane support from USBR.

• Security: All on-site contractor personnel require a Government-issued Personal Identity Verification (PIV) credential. Contractor bears costs for credentialing process initiation, forms, fingerprinting, and travel to Credentialing Center. Government bears costs for suitability and PIV background investigations.

• Access: Vehicle access to Powerhouse via Portal Road (max length 20 ft, width 9 ft). Limited parking within the powerhouse (max two contractor vehicles with specific placard). Work area is visible to tourists.

• Deliveries: FOB destination to Hoover Dam Central Warehouse. 72-hour advance notification required for deliveries. Plates must be protected from weather and packaged for forklift offloading.

Solicitation / RFP / RFQ

This document outlines the Request for Quotation (RFQ) for the N1 Brake Ring, identified by RFQ No. 140R3026Q0089. It details the contract clauses, solicitation provisions, and evaluation criteria for awarding a fixed-price purchase order.

• The core requirement is the delivery of a brake ring, with specific characteristics detailed in the attached Statement of Work (Attachment 1).

• Offerors must demonstrate the ability to provide and install all required equipment.

• Compliance with all maintenance requirements is necessary.

• Evidence of relevant experience with similar trash rakes is required.

• The contract will be a fixed-price purchase order.

• The period of performance must be met or exceeded.

• Quote Submission:

  • Complete quote package required, including SF-1449.
  • Warranty details for components and workmanship.
  • Technical submission requirements as per the Statement of Work.
  • Quotes must be submitted electronically to luis_gallardo@ios.doi.gov.
  • Quotes must reference the RFQ No. 140R3026Q0089 and include the offeror's UEI and business information.
  • Offerors are responsible for confirming receipt of their submission.

• Evaluation Criteria:

  • Offers will be evaluated based on Technical Capability, Schedule, Past Performance, and Price.
  • A comparative evaluation will be performed to determine the quote that provides the best benefit to the Government.
  • Quotes must meet RFQ Specifications but may exceed them.
  • The Government reserves the right to accept other than the lowest price quote if it offers additional benefit.

• Not explicitly stated in the provided sections, but standard FAR clauses related to small business concerns and non-manufacturer rules are included.

• The document incorporates numerous FAR and DIAR clauses by reference, covering areas such as:

  • Payments and invoicing (e.g., 52.232-33, DOI AAAP-0028 for IPP).
  • Commercial terms and conditions (52.212-4).
  • Various compliance and representation requirements (e.g., Buy American, Combating Trafficking in Persons, DEI Discrimination).

• A Performance Work Statement (Attachment 1) is referenced and is crucial for understanding specific requirements.

• The document also details provisions regarding the use and disclosure of proposal information, including trade secrets and confidential commercial information.

Form / Attachment / Pricing Sheet

This document is a technical drawing or blueprint related to "Lower Rotor Spider Arms." It provides detailed specifications and design information for a component, likely for manufacturing or assembly purposes.

• Contains detailed schematics, dimensions, and possibly material specifications for the "Lower Rotor Spider Arms."
• Includes a title block with drawing number (T-3695961), revision information, and other technical data.
• Features various views and sections of the component.

This drawing is crucial for bidders who need to understand the precise physical characteristics and design requirements of the "Lower Rotor Spider Arms" if this component is part of a procurement requiring manufacturing, repair, or detailed technical understanding.

Form / Attachment / Pricing Sheet

This document is a technical drawing (blueprint) for a "BRAKE PLATE" identified by part number P-5161730. It provides detailed specifications for manufacturing the part.

• Dimensions and Tolerances: Specifies various lengths, radii, angles, and hole placements with precise measurements and tolerances (e.g., 17 1/4", 132 R, 4 parallel grooves).
• Manufacturing Instructions: Includes notes such as "BURN TO THIS DIMENSION," "SLOT IN ONE END OF BRAKE PLATE," and "CORNERS ROUNDED."
• Material: Indicates "BARBA STEEL" as the material.
• Part Number: P-5161730.
• Revision History: A table lists revisions to the drawing.
• Manufacturer Information: General Electric Company, Schenectady Works.

This drawing is critical for any bidder needing to understand the exact physical specifications and manufacturing requirements for the brake plate. It would be used to determine manufacturing feasibility, cost, and to ensure compliance with the required design if the opportunity involves manufacturing or supplying this specific part.