WWYK180061 - Pre-Bid RFI ResponseCOR GK.pdf
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- Solicitation number
- FA813725R0015
About this file
This document is a Pre-Bid Request for Information (RFI) Response memorandum for Project WWYK180061, involving the repair of HVAC systems at Building 3707, Tinker Air Force Base, Oklahoma. The memorandum provides detailed government responses to 13 specific technical inquiries from potential contractors, covering aspects such as preheat coils, roof screen walls, humidification systems, equipment controls, refrigerant types, sustainability requirements, and project-specific technical details.
Key technical requirements include converting MAU-1 and exhaust fans to automatic control, ensuring mechanical room detection systems are code-compliant, performing an arc flash analysis, and adhering to UFC 1-200-02 High Performance and Sustainable Building Requirements. The project contacts include Glen A. Kay (Project Manager), Adam Gibson (Construction Inspector), Joshua Wheeler (CSAG Program Manager), and Billy Deal (Contracting Officer Representative), with the document dated 08 May 2025. The opportunity is specifically targeted at 8(a) construction contractors with NAICS 236220 located in Oklahoma, with an initial site visit scheduled for 24 April 2025 and a placeholder proposal due date of 02 June 2025.
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Text version
DEPARTMENT OF THE AIR FORCE
HEADQUARTERS 72 AIR BASE WING (AFMC)
TINKER AIR FORCE BASE OKLAHOMA
08 May 25
MEMORANDUM FOR AFSC/PZIOC (ATTN: Stephen Palmer)
THROUGH: 72 ABW/CENM
FROM: 72 ABW/CEED
Tepa Companies
SUBJECT: Pre-Bid RFI Responses Project: WWYK180061 – Repair HVAC System – B3707
Reference: Memo, 02 May 2025, Pre-Bid RFIs, WWYK180061 – Repair HVAC System –
B3707
1. This office reviewed the referenced RFIs for the subject project and provided answers below. Please forward to the contractor(s) for their use in preparing proposals
(1) Request for information. There are no Preheat coils scheduled for AHU-1, 2 and 3. Will any heating be required in mixed air plenum for freeze protection when building is unoccupied?
Government Response: Existing AHU’s have hot water preheat coils and should be included in the new AHU’s design.
(2) Request for information. Will roof screen walls be required to be provided if Mechanical
Equipment is moved out from behind existing screen walls?
Government Response: Yes. Roof penetrations must be coordinated to maintain the current roof warranty.
(3) Request for information. Existing Steam Humidifier System was “Locked Out” during the site investigation. Will the government put the Steam Humidification System back in service to allow for system testing and commissioning?
Government Response: Yes. Humidification system was Locked Out due to seasonal requirements.
(4) Request for information. Are there any controls system requirement for the existing heating water boilers?
Government Response: Additional points are required for operation. Verify requirements in HVAC controls Points List for proper operation.
(5) Request for information. MAU-1 Controls Sheet M-705: MAU-1 Serves area with Paint Booth and Hood. Is there an Exhaust Fan interlock requirement? What controls are required for existing Exhaust Fans?
Government Response: MAU-1 and exhaust fans are operated manually. This equipment is to be converted to automatic control with connection and GUI to the Honeywell EBI.
(6) Request for information. Are there any ATFP requirements for existing building exhaust fans?
Government Response: No
(7) Request for information. New Chiller is scheduled with R-134A and the refrigerants are moving to R-513A. IS R513A acceptable.
Government Response: Yes. This project will follow DOE requirements for refrigerants.
(8) Request for information. Will the existing Mechanical Room Detection system be required to be CODE COMPLIANT with new chillers?
Government Response: Yes. UFC 3-410-01 shall govern with ASHRAE 15 compliance.
(9) Request for information. Rm 102 and 103 on Sheet AC-103 indicates replacement of
Sheetrock Ceiling will existing equipment and hoods be removed to replace the ceiling?
Government Response: The contractor will be responsible for removing and reinstalling all equipment and hoods as necessary to full fill the requirements of the project scope.
(10) Request for information. If the proposed HVAC Systems are similar to system presented in the reference drawings will Life Cycle Cost or Energy analysis be required?
Government Response: Yes
(11) Request for information. Are there requirements for Sustainability in the project?
Government Response: Yes, IAW UFC 1-200-02 High Performance and Sustainable Building Requirements as stated in the SOW para. 3.5.2.1.
(12) Request for information. Is the Short Circuit Analysis available from the original design?
Government Response: No. An arc flash analysis must be performed.
(13) Request for information. Was a Life Safety Analysis and Plan provided with the previous design and is it available?
Government Response: Yes. Refer to the Reference Design drawings sheet G-101.
2. The points of contact for this project are:
a. Glen A. Kay, Project Manager. PH: 734-6917
b. Adam Gibson, Construction Inspector. PH: 736-5028
c. Joshua Wheeler, CSAG Program Manager. PH: 582-4826
d. Billy Deal, Contracting Officer Representative (COR). PH: 405-739-4975
Glen A. Kay Billy Deal Project Manager Mechanical Engineer/COR 72d Civil Engineering Directorate (Tepa) 72d Civil Engineering Directorate
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cc:
Project folder
| 2025-05-09T12:26:13-0500 | |
| DEAL.BILLY.LEE.III.1164437694 |
| 2025-05-09T13:07:23-0500 | |
| KAY.GLEN.AMOS.1612399464 |
File details come from the government source that posted it. Updated .