B05 Attachment A5-1 Pre-Proposal Inquiries.pdf
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- Attached to
- Zuni Comprehensive Community Health Center (ZCCHC) Cooling Tower Repair by Replacement Project
- Solicitation number
- 75H70126R00023
About this file
This document is a Pre-Proposal Inquiries record containing questions and answers related to Amendment A00005 under Solicitation 75H701-26-R-00014 for the Zuni Cooling Tower Repair by Replacement project. The Indian Health Service, Division of Engineering Service, is procuring cooling tower replacement and related mechanical and electrical work at the Zuni, NM location (Project No. AQ22ZS005). The document owner is Shaukat Syed (516-361-4989). Key scope clarifications include: full replacement of the existing heat exchanger (Super changer M#UV-496-HP-167); replacement of two existing Marley cooling towers (Models 085873-001/GR10212 and NC1112GS/085872-001-95); replacement of existing VFDs; epoxy painting of all cooling tower piping based on manufacturer recommendations; grooved/mechanical joint piping acceptable for condenser water systems; repair or total replacement of the existing basin; and replacement of new equipment disconnects and outdated equipment per the Scope of Work. Condenser water piping replacement is required only as needed, and water treatment services will be provided by a separate Preventative Maintenance service provider. The contractor must provide temporary cooling tower equipment during project execution unless work occurs during winter months. Bond requirements include a bid bond at proposal submission with Payment and Performance bonds required 10 calendar days after award. The existing Building Automation System is managed by Automated Logic Controls.
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Amendment of Solicitation Amendment A00005 under Solicitation 75H701-26-R-00023 Zuni Cooling Tower Repair by Replacement
INDIAN HEALTH SERVICE
DIVISION OF ENGINEERING
SERVICE
PRE-PROPOSAL INQUIRIES
Solicitation 75H701-26-R-00014
PROJECT:
Zuni Cooling Tower Repair by Replacement
LOCATION: Zuni, NM
PROJECT NO: AQ22ZS005
DOCUMENT
OWNER: Shaukat Syed PHONE: 516-361-4989 DOCUMENTS:
DATE: DEPARTMENT: IHS/DES
Item No.
Reference Drawing, Spec, Page COMMENTS POC IHS Approved Response
Amendment A00004 dated 06/25/2026
1. RFP Would it be possible to clarify whether the bond requirement can be changed from a bid bond to a payment bond? CO
As per Section L.4 and L.10 of the Solicitation, the bid bond is required at the time of the proposal submission. Payment and Performance bonds are required 10 calendar days after award.
2. RFP
Will the contractor be responsible for providing and maintaining water treatment services for the condenser water throughout the duration of the project?
COR
No, The Preventative Maintenance service provider will be providing services.
3. RFP Will the contractor need to service the existing heat exchanger, or is full replacement required? Please clarify. COR Yes, Full replacement is required for the heat exchanger.
4. RFP
Will all cooling tower piping require painting, including both interior and exterior piping systems? Please identify required coating specifications.
COR Yes, Epoxy paint to be used based on Manufacturers recommendations for application.
5. RFP
During the site walk it was mentioned that the chilled water pump VFDs are to be replaced. Does this scope also include replacement of the associated chilled water pumps?
COR No, only the items outlined in the scope of work.
6. RFP Does the project scope include replacement of all condenser water piping, including both interior and exterior piping systems? COR Only as needed.
7. RFP Is welded piping required for the condenser water system, or will grooved/mechanical joint piping be acceptable? COR Groove lock is acceptable.
8. RFP Is the contractor required to provide temporary cooling tower equipment during the duration of the project to maintain building operations? COR
Yes, however, if the replacement is done during winter months, then there could be no need for temporary cooling services.
Amendment of Solicitation Amendment A00005 under Solicitation 75H701-26-R-00023 Zuni Cooling Tower Repair by Replacement
INDIAN HEALTH SERVICE
DIVISION OF ENGINEERING
SERVICE
PRE-PROPOSAL INQUIRIES
Solicitation 75H701-26-R-00014
PROJECT:
Zuni Cooling Tower Repair by Replacement
LOCATION: Zuni, NM
PROJECT NO: AQ22ZS005
DOCUMENT
OWNER: Shaukat Syed PHONE: 516-361-4989 DOCUMENTS:
DATE: DEPARTMENT: IHS/DES
Item No.
Reference Drawing, Spec, Page COMMENTS POC IHS Approved Response
9. RFP
Would it be acceptable to abandon the existing cooling tower basin by filling it with concrete and install new cooling towers with integral above-ground sump basins? If acceptable, will IHS provide the required structural and engineering design for this modification?
COR No, the existing basin will require repairs or total replacement.
Amendment A00005 dated 07/02/2026
10. RFP Please provide the existing cooling tower model number and/or nameplate information. COR
A second cooling tower was added to the Scope of Work per this Amendment. The model numbers for two (2) existing cooling towers are as follows:
1) Cooling Tower #1: Marley 085873-001/ GR10212
2) Cooling Tower #2: Marley NC1112GS/085872-001-95
11. RFP Please provide the existing heat exchanger model number and/or nameplate information. COR The existing heat exchanger model number is the following:
Super changer M#UV-496-HP-167
12. RFP If model numbers are not available, can the Facility Manager provide photos of the equipment nameplates? COR Please see the answer to Question #10 for model numbers.
13. RFP Who currently manages or maintains the existing BAS/controls system? COR Automated logic controls
14. RFP Are the existing VFDs intended to be reused or replaced? COR The existing VFDs are to be replaced.
15. RFP
Are new equipment disconnects required, or are existing disconnects intended to remain if code-compliant and compatible with the new equipment?
COR Replace new equipment disconnects / outdated equipment as per Scope of Work.
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