McNary Powerhouse Seals Purchase

Form / Attachment / Pricing Sheet

This document provides detailed engineering drawings and a material list for "Station Service Seal Set 1529_3D". It specifies the design and components for seals intended for draft tube stop logs for station service units at the McNary Lock and Dam.

• Drawings: Includes elevations, sections, and details (A, B, C, D, X-X) illustrating the construction and assembly of various seals (top, vertical, horizontal, corner).
• Material List: Itemizes parts required for two sets of stop logs, including seal types, lengths, and quantities. It also lists associated hardware like bolts and nuts.
• Specifications: References material specifications and general notes regarding tolerances, painting, and bolt/rivet requirements.

This attachment provides critical technical specifications and design details for a component of the overall opportunity. Bidders will need to review these drawings and material lists to understand the exact nature of the seals required, their dimensions, materials, and assembly, which will inform their ability to bid on and fulfill the contract requirements.

Solicitation / RFP / RFQ

This solicitation, W912EF26QA032, issued by the US Army Engineer District Walla Walla, is for the purchase of replacement seals for the Station Service Draft Tube Stoplogs and Powerhouse Watertight Doors at McNary Lock & Dam for Fiscal Year 2026. The contract will include the manufacturing of seal assemblies using Government Furnished Property (GFP) seal molds, inspection of these molds for damage, and the shipping of the GFP seal molds.

• Station Service Draft Tube Stoplog Seals:

  • Top Seal Assembly (Rectangular-Shaped): Two (2) each, based on Drawing Number 1529-3D.
  • Bottom Seal Assembly (U-Shaped): Two (2) each, based on Drawing Number 1529-3D.

• Powerhouse Gallery Watertight Door Seals: Three (3) each, based on Drawing Number G-2652.

• Powerhouse Draft Tube Stoplog Repair Pit Watertight Door Seal: One (1) each, based on Drawing Numbers MDP-2.1-5-0/121 and G-2646.

• ASTM Testing: One (1) job to test physical characteristics of the rubber compound.

• Seal Manufacturing: Seals must be molded (not extruded), with molded one-piece corners. Rubber must be free from reclaim, silica, and coarse materials. Specific physical characteristics for the rubber compound are detailed, including durometer hardness, tensile strength, elongation, compression set, water absorption, low temperature brittleness, and specific gravity, all referencing ASTM standards.

• Inspection of Seal Molds: Molds must be inspected for serviceability, and a report provided. Molds must be cleaned and preserved after use. A Material Safety Data Sheet (MSDS) for the preservation compound is required.

• Government Furnished Property (GFP): Two (2) seal molds (approx. value $20,000 each) will be provided.

• Contract Type: Not explicitly stated, but pricing arrangement for items is "Firm Fixed Price".

• Period of Performance: Delivery is FOB Destination within fifteen (15) weeks of award.

• Estimated Value: Not stated.

• Offer Due Date: March 26, 2026, 5:00 PM.

• Submission Instructions:

  • One (1) copy required.
  • Signed and dated Standard Form 1449.
  • Signed and dated Standard Form 30 (if applicable for amendments).
  • Completed schedule (pricing information).
  • Completed FAR 52.212-3, Offeror Representations and Certifications.

• Basis for Award: Award will be made to the responsible offeror meeting or exceeding all solicitation requirements and representing the best value based on price.

• Bidder Inquiries: All inquiries must be submitted via ProjNet using Bidder Inquiry Key: 866GGX-VX5PZP. Telephone and email inquiries will not be accepted.

• This acquisition is set aside for Small Business.

• NAICS Code: 339991, Size Standard: 600.

• Offerors are cautioned to print prices clearly and ensure quotes are valid for 30 calendar days.

• Registration at www.sam.gov is required; lack of registration may make an offeror ineligible for award.

• A notarized letter process for SAM registration is mandatory.

• FAR 52.212-1, 52.212-4, and 52.212-5 are incorporated by reference or attached.

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

To procure replacement seals for the Station Service Draft Tube Stoplogs and Powerhouse Watertight Doors for McNary Lock and Dam in Fiscal Year 2026. The contract will also include service repair of Government-supplied seal molds and shipping of these molds.

• Manufacture and supply seal assemblies using Government Furnished Property (GFP) seal molds for Station Service Draft Tube Stoplogs (Paragraph 5.0).

• Manufacture seal assemblies using the contractor's molds for Station Service Draft Tube Stoplogs (Paragraph 6.0) and Powerhouse Watertight Doors (Paragraph 7.0).

• Inspect all GFP seal molds for damage and report findings to McNary Dam, detailing repair or replacement needs. No unapproved work on molds.

• Clean and preserve GFP molds for long-term storage after manufacturing.

• Provide specific seal types and dimensions as detailed in the document for:

  • Station Service Draft Tube Stoplog Top Seals (2 each)
  • Station Service Draft Tube Stoplog Bottom Seals (2 each)
  • Powerhouse Gallery Watertight Door Seals (3 each)
  • Powerhouse Draft Tube Repair Pit Watertight Door Seal (1 each)

• Seals must be molded, not extruded, with one-piece molded corners.

• Rubber composition: natural rubber, carbon black, zinc oxide, accelerators, vulcanizing agents, antioxidants, and plasticizers. Free from reclaim, silica, and coarse materials.

• Physical characteristics must meet or exceed specified ASTM test methods for Durometer Hardness, Tensile Strength, Elongation, Modulus, Compression Set, Water Absorption, Accelerated Aging, Low Temperature Brittleness, and Specific Gravity.

• Maintain specified dimensions and avoid irregularities in contour, ridges, or mold marks.

• All corners are molded; splices are hot-spliced.

• Delivery is FOB Destination within FIFTEEN (15) weeks of contract award.

• Shipments allowed Monday – Thursday, 7:00 am to 4:00 pm.

• Delivery Address: McNary Lock and Dam, 82790 Devore Rd., Umatilla, OR 97882.

• Contractor Qualifications: Attend a post-award coordination meeting within seven days of award. Develop and maintain a quality control program. Provide a contract manager.

• Government Furnished Property (GFP): Contractor is responsible for inspecting, cleaning, preserving, and shipping GFP seal molds. The Government will provide loading/unloading support with 72-hour notice.

• Site Access: Comply with U.S. Army Corps of Engineers security policies for site access.

• Deliverables: Inspection and Condition Reports for seal molds (submitted electronically within 5 business days of inspection completion to the COR).

• Transportation: Contractor responsible for all transport, shoring, blocking, bracing, strapping, dunnage, and tarps. Must ensure safe transport and prevent damage or permanent set to seals. Special packaging required to minimize distortion.

Form / Attachment / Pricing Sheet

This document, titled 'GFP List.xlsx', appears to be a list of Government Furnished Property (GFP) items relevant to the opportunity. It details specific components, their descriptions, associated drawings, and quantities required.

• CLIN: Contract Line Item Number.
• VALVE SEALS: Description of the specific seal component (e.g., Powerhouse Station Service Draft Tube Stoplog Seal – Top Seal Assembly).
• DRAWING: Associated drawing number (e.g., 1529-3D, G-2652).
• Column1: Detailed specifications and dimensions for each seal type, including material profile (J-Type, flat-style), dimensions (width, height, thickness), and shape (rectangular, U-shaped).
• QUANTITY: The number of units required for each CLIN.

This list is crucial for bidders to understand the specific types and quantities of valve seals required for the opportunity. The detailed dimensions and specifications provided in 'Column1' are essential for accurate material sourcing, manufacturing, and proposal pricing. Bidders must ensure their proposed solution can meet these exact specifications and account for the quantities listed.

Form / Attachment / Pricing Sheet

This document is a technical drawing (DWG. NO. G-2646) detailing the "Door Assembly, Watertight, No. 212" for the McNary Power House. It provides the "List of Material" and "Assembly and Marking Schedule" required for the construction and fabrication of this watertight door.

• Door Assembly Details: Provides detailed schematics, sections, and views of the watertight door, including dimensions, hole specifications, and component placements.
• List of Material: Itemizes all components required for the door assembly, including quantities, descriptions, material specifications, and associated drawing numbers (e.g., "J" GATE SEAL, HINGE DOOR MEMBER, EYE BOLT BRACKET).
• Assembly and Marking Schedule: Outlines the pay item number, mark number, quantity, and remarks for each component of the door assembly.
• Notes: Includes instructions for weighing and recording each assembly, marking each assembly with the drawing and mark number, and marking each shipment with the Engineer's drawing number.
• References: Indicates that this drawing should be worked with drawings G-2645, G-2647, and G-2652.

This document is crucial for any bidder involved in the fabrication, supply, or installation of watertight doors for the specified project. It provides the precise specifications, materials, and quantities needed, directly impacting material procurement, manufacturing processes, and cost estimation. Bidders must use this drawing to ensure compliance with the exact requirements for the watertight door assembly.

Form / Attachment / Pricing Sheet

This document is a technical drawing (blueprint) detailing the "Gallery Water Tight Door G_2652". It provides engineering specifications and material lists for the fabrication of this door and its components.

• Components Detailed: Includes drawings and dimensions for the Door Member of Hinge, Frame Member of Hinge, Eye-Bolt Bracket, Swivel Handle, and Rubber Seal.
• Materials List: Specifies the quantity, item number, description, and material (Cast Steel, Rubber Seal) for each component.
• Specifications: References Corps of Engineers specifications (Serial N° CIVENG -45-164-51-40) for the rubber seal and Federal Specs QQ-5-6816 for steel castings.
• Dimensions: Provides detailed measurements for each part.
• Approval Information: Includes approval from the Corps of Engineers, Walla Walla, Wash. District, dated July 31, 1951.

This drawing is crucial for any bidder involved in manufacturing, supplying, or installing watertight doors. It provides the exact technical specifications required for the door assembly, including materials, dimensions, and specific notes on construction and compliance. Bidders must use this document to ensure their proposed product meets the government's precise requirements.