Repair B707 Heating and Ventilation Systems

Questions & Answers / Clarifications

This document provides responses to vendor questions regarding the "Repair AHU B707, RVKQ 26-0005" opportunity (FA6670-26-B-0002).

• Q1: What are the model and serial numbers of indoor units on raised work platforms?
  • A1: CCU1: Make: Dunham Bush, Model #: HCS08MA9234901, Serial #: 9234901A97J. CCU2: Make: Dunham Bush, Model #: HCS08MA9234902, Serial #: 9234902A97J.
• Q2: During a walk-through, glycol feed tank was observed piped into the feed water on the boiler system but valved off and without power. The question was whether there is glycol in the system, and if the scope includes draining, flushing, and adding glycol, and to what concentration.
  • A2: There is currently no glycol in the system. The glycol feed tank is not operational. Contractors are not to add any glycol to the system; the base will add glycol at a later date.

This Q&A set clarifies specific equipment details and addresses the handling of glycol in the system, confirming that contractors are not responsible for adding glycol. Bidders should note these clarifications when preparing their proposals.

Amendment / Modification

This amendment modifies the solicitation FA667026B0002.

• Solicitation Number: FA667026B0002
• Solicitation Dated: 23 April 2026
• Response Due Date: Extended from 22 May 2026 to 01 June 2026
• Response Due Time: Extended from 11:00 AM to 01:30 PM
• Accept Within Days: Changed from 131 days to 121 days

The deadline for submitting offers has been extended to 01 June 2026 at 13:30.

Other / Unclassified

This document is a contracting meeting record, specifically a sign-in sheet for a site visit related to the "Repair MAU Access Platforms B907 and Repair N AHUs B707" project. It lists the project, relevant solicitation or contract numbers (FA6670-26-B-0002 and FA6670-26-B-0003), the purpose (Site Visit), and the date and time (29 April 2026 @ 0930).

The sign-in sheet includes columns for "PLEASE PRINT YOUR NAME," "FIRM NAME/OFFICE SYMBOL," and "PHONE #." It records the attendees from various firms and office symbols who participated in the site visit.

This document is relevant to potential bidders as it indicates attendance at a site visit for the specified project. It can help bidders understand who else is interested in the opportunity and potentially identify key personnel or companies involved. The presence of multiple firms suggests active interest and potential competition. The solicitation/contract numbers listed can be used to find more detailed information about the opportunity on SAM.gov.

Statement of Work (SOW)

This document outlines the scope of work required for the replacement of two existing climate control units with new units capable of both heating and cooling, along with two new condensing units at B707.

• Furnish and install all material, equipment, components, parts, tools, labor, transportation, hauling, disposal/recycling, cleaning, inspection, testing, commissioning, training, and reporting necessary for the project.

• Replace two existing climate control units (DX Cooling Coil 97,000 BTU/HR, Supply Air CFM 4,000, DSA CFM 4,000; Hot Water Coil #1 BTU 250,560 BTU/HR, Hot Water Coil #2 BTU/HR 194,400 BTU/HR; 3 phase 480V power; 7.5 HP Fan; Refrigerant R22) with new units capable of heating and cooling.

• Replace two existing condensing units (158,000 BTU/HR each; 3 phase 480v power; Refrigerant R22) with new units.

• Demolish, remove, and properly dispose of existing units, piping, insulation, valves, electrical, and supports.

• Install new units, including non-spark construction, NEMA 7 Motor, intake, filter, DX coil, face & bypass dampers, reheat coils, fan sections, and hot gas bypass.

• Connect new units to existing ductwork and install new refrigerant lines and condensate lines.

• Provide and install all necessary ancillary components (piping, joints, expansion tanks, valves, insulation, electrical wiring, conduit, cabling, power supplies).

• Size refrigerant piping per manufacturer recommendations.

• Install insulation on all new piping and label for direction of flow.

• Provide dedicated electrical service to new units.

• Integrate control systems into the building's existing Energy Management System (EMS).

• Test all electrical circuits upon completion.

• Charge systems, start up new units, and perform comprehensive tests.

• Provide operation and maintenance training to Base staff.

• New units must be capable of heating and cooling.

• Refrigerant must be an EPA Significant New Alternatives Policy (SNAP) program approved alternative with zero ozone depleting potential. R-22 is not permitted for replacement. A low-global-warming-potential alternative should be selected if feasible.

• New condensing units must provide a minimum of 3 stages of unloading control.

• HVAC technicians must have proper EPA certifications.

• Comply with all applicable federal, state, and local laws, regulations, and standards.

• Not explicitly stated, but implied to be at B707, Niagara Falls Air Reserve Station.

• Access & Security: Comply with installation/facility access and local security policies. Provide information for background checks. Comply with personal identity verification requirements. Be aware of potential changes due to Force Protection Condition (FPCON).

• Training: All contractor employees requiring access must complete Antiterrorism Awareness Level I (AT Level I) training within 45 calendar days of contract start.

• Site Verification: Conduct a thorough site visit to verify measurements, utility connections, access points, and mounting locations.

• Safety: Work at heights of 6 feet or more must comply with OSHA regulations. Fall prevention systems or personal fall arrest systems are required. Fire extinguishers must be present. Hot work requires a permit.

• Environmental Protection: Properly dispose of all waste materials (including refrigerant). Capture refrigerant for government reuse. Comply with Base standards for hazardous materials storage. Recycle or divert waste as practical. Submit Waste / Recycle Materials Log quarterly. Comply with Green Purchasing requirements.

• Submittals: Submit Work Schedule, Waste Logs, Climate Control Unit product data, warranty, and O&M Manuals; Condensing Unit product data, warranty, and O&M Manuals; Refrigerant recovery equipment data; and HVAC technician EPA certifications prior to initiating work.

• Attachments: Piping Diagram, HVAC Equipment Schedule, Refrigerant Evacuation Form.

• Asbestos: If asbestos-containing materials are suspected, immediately contact 914 MSG/CEV and 914 MSG/SGPB prior to disturbance.

Form / Attachment / Pricing Sheet

This document contains detailed HVAC (Heating, Ventilation, and Air Conditioning) drawings and schedules for the Fuel Systems Maintenance Hangar project. It provides the technical specifications and layout for the HVAC systems, including various units, fans, ductwork, piping, and control sequences.

• Floor Plans (M-1): Illustrates the layout of HVAC equipment, ductwork, and diffusers across different areas of the hangar.
• Details (M-2): Provides specific construction details for components like fire dampers, gas connections, pumps, and wall exhaust fans.
• Enlarged Floor Plans and Details (M-3): Offers more granular views of specific areas such as boiler rooms, trench sections, and fuel cell ventilation systems.
• Schedules (M-4): Contains detailed specifications for Climate Control Units, Fans, Heating Ventilating Units, Gas Fired Furnaces, Hot Water Boilers, Condensing Units, Unit Heaters, Pumps, and Expansion Tank Systems.
• Controls Legend and Sequences (M-5, M-7, M-8): Outlines the symbols used in control diagrams and details the sequences of operation for various HVAC systems, including hazardous location considerations.
• Schematics (M-6, M-7, M-8): Illustrates the control system logic for different HVAC units and systems.
• Plumbing Details (P-1): Includes plumbing fixture schedules, general notes, and details for water heaters, compressed air equipment, and drainage systems.

This document is critical for bidders to understand the full scope of the HVAC and related plumbing work required for the project. It details the specific equipment, system designs, performance requirements, and control strategies that must be implemented. Bidders should carefully review these drawings and schedules to accurately estimate costs, labor, and materials, and to ensure compliance with all technical specifications and safety requirements, particularly those related to hazardous locations.

Form / Attachment / Pricing Sheet

This document is an "Entry Access Request" form that must be completed for individuals requiring base access and e-mail privileges. Upon receipt, a letter will be issued to the visitor center to grant access for personnel to the base. The completed form must be returned to gain base access by the times and dates specified in the solicitation.

• Company Name
• Fields for each individual requiring access:
  • Name (last, first, mi) - Alphabetized list
  • State ID/Driver's License (# & State of Issue)
  • Enhanced or REAL ID (Y/N)
  • Date of Birth
  • Country of Citizenship
  • Passport # (if applicable)

Bidders must complete this form for all personnel who will need base access. Federal guidelines as of May 7, 2025, require personnel requesting access to the Niagara Falls Air Reserve Station to possess either a Valid State Enhanced or Real ID, or a Valid United States Passport. An Entry Access List (EAL) should be submitted three (3) business days in advance to avoid delays. A QR code is provided to begin the pre-enrollment process.

Form / Attachment / Pricing Sheet

This document is a General Decision Number (GDN) for wage rates, specifically for building construction projects in Niagara County, New York. It establishes the prevailing wage rates and fringe benefits that must be paid to various laborers and mechanics employed on construction projects covered by the Davis-Bacon Act and related acts.

• Geographic Area: Niagara County, New York.
• Project Type: Building Construction Projects (excluding single-family homes and apartments up to and including 4 stories).
• Effective Dates: Wage rates are listed with specific effective dates, generally ranging from mid-2023 to mid-2025, with some rates applicable into 2026.
• Classifications: Details wage and fringe benefit rates for numerous job classifications, including Asbestos Workers, Bricklayers, Carpenters, Electricians, Elevator Mechanics, Ironworkers, Laborers (with detailed classifications), Painters, Plasterers, Plumbers, Roofers, Sheet Metal Workers, and Welders.
• Executive Orders: Includes notes on Executive Order (EO) 13706 (Paid Sick Leave) and EO 13658 (minimum wage rate for federal contractors), outlining applicability and requirements.
• Appeals Process: Provides information on the process for appealing wage determinations.

Bidders must use these prevailing wage rates when preparing their proposals for federal or federally-assisted construction projects in the specified area. Failure to comply with these wage requirements can lead to contract violations. The document is crucial for accurately estimating labor costs and ensuring compliance with labor standards.

Form / Attachment / Pricing Sheet

This document is an "Acknowledgement, Agreement and Certification of Compliance with Contract Insurance Requirements" for Contract Number FA6670-26-X-00XX. It serves to ensure the contractor understands and agrees to maintain specific insurance requirements throughout the contract period, including any modifications or time extensions.

• The contractor must acknowledge and understand the insurance requirements.
• Certification that insurance has been obtained and will be maintained.
• Agreement that insurance policies will include an endorsement for cancellation notice to the government (minimum 30 days).
• Confirmation that New York State Workmen's Compensation Insurance or a reciprocal agreement is maintained.
• Assurance that subcontractors will possess current insurance certifications.
• The agreement becomes part of the referenced contract.
• Fields for Contractor information (name, address, city/state/zip, authorized signature, typed name/title).
• Fields for Insurance Company information (name, address, city/state/zip, agent telephone number, policy number).
• An acceptance section for the Contracting Officer.

This form requires the selected contractor to formally agree to and certify compliance with the contract's insurance requirements. Bidders should review these requirements to ensure they can meet them before submitting a proposal. The form itself will need to be completed and submitted as part of the contractual process.

Solicitation / RFP / RFQ

This solicitation is for the "Repair North Side AHUs B707" project located at Niagara Falls, NY. The government requires the contractor to furnish all labor, materials, equipment, and services to complete this project in accordance with the specifications, drawings, and associated documents. This will be a Firm Fixed Price (FFP) contract awarded through a competitive process.

• Replacement of climate control units and condensing units in B707.

• Adherence to the attached Statement of Work, Drawings, and all associated documents.

• Compliance with all contract clauses.

• Contract Type: Firm Fixed Price (FFP).

• Period of Performance: Within 10 calendar days after notice to proceed, with completion within 45 calendar days.

• Estimated Value: Between $250,000.00 and $500,000.00.

• Proposals must be submitted via mail (USPS, FedEx, UPS, DHL) or hand-delivered. Faxed or e-mailed proposals will not be accepted.

• Bids must be submitted by 11:00 AM local time on May 22, 2026.

• Bid opening will be public.

• Bids must be marked to show the offeror's name and address, solicitation number, and due date/time.

• Offerors must submit a Bid Bond (SF Form 24) and completed Section K - Annual Representations & Certifications.

• Offerors must be certified in SAM when submitting proposals.

• Evaluation will be based on the lowest price from a responsible bidder conforming to the invitation.

• This solicitation is a competitive 100% Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside.

• NAICS Code: 236220 (Residential and Nonresidential Building Construction).

• Size Standard: $45,000,000.00 Annual Receipts.

• Use of the Wide Area Work Flow Receipt and Acceptance (WAWF-RA) electronic invoicing system is mandatory.

• A site visit is scheduled for Wednesday, April 29, 2026, at 9:30 am.

• Real ID or a valid U.S. Passport is required for base access as of May 7, 2025.

• Offers providing less than 131 calendar days for Government acceptance will be rejected.