RFI answer W91151-22-B-0013 AAFES HVAC.pdf
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- Solicitation number
- W91151-22-B-0013
About this file
This document contains responses to questions regarding a federal solicitation for HVAC repair and replacement work at two Army and Air Force Exchange Service buildings at Fort Hood, Texas. The solicitation seeks a contractor to replace three rooftop air handlers at one building with new natural gas units, and replace one split system at the other building with two smaller split heat pump systems. Both buildings will require minor ductwork and controls changes. Key personnel requirements, occupancy details, equipment specifications, and commissioning requirements are addressed. Contact information is provided for gas utility and installation coordination.
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RFI-AAFES HVAC
1. Per the contract specifications 3 Key personnel are to be approved prior to start of the project and the positions are Project manager, QC manger and superintendent. Does this still apply?
Yes.
2. Per the specifications the 3 key personnel cannot be the owner of the company. Does this still apply?
Yes
3. Per the specifications the superintendent has to be full time on the job and the QC adequate time on the job. Does this still apply?
Yes.
4. Per the specifications the 3 key personnel cannot be sub-contracted below the prime.
Does this still apply?
Yes.
5. Will the buildings be occupied during the project?
Yes, both buildings will be occupied during this project. See M-701 and 702 for occupancy schedules.
6. To reduce cost can the RTU’s be removed and reinstalled all at once so a crane will only be rented once?
All three RTUs at B48830 may be replaced at the same time. If this work is not completed by November 1, 2022, temporary heating might be required. Assume one month of temporary heating for estimating purposes.
7. Will temporary cooling be required?
Temporary heating and cooling will be required for B91071. See revised Technical Exhibit A.
8. Can the POC and phone number be supplied to contact Dominion Energy?
See the provided RFP from Dominion Energy (Technical Exhibit D) for POC information.
9. Are new smoke detectors required?
Each new RTU at B48830 shall be provided with one smoke detector in its return ductwork. Each new AHU at B91071 shall be provided with two detectors, one in its supply ductwork and one in its return ductwork.
10. Are new smoke detectors required per the CFM ratings?
See question 9.
11. Wage decision issued with solicitation was for "Heavy and Highway" but there was not a wage decision included for "Building" construction. What wage decision and pay scale should we be using for the building portion of the project?
An amendment will be issued to include correct wage determination
12. Schedule shows for equipment to match or exceed existing. No plates/identifiers could be located on the equipment to determine current size/make/model of existing equipment. Please advise?
Model numbers for existing equipment are given below.
B48830: RTU-1, 2, and 3 – WSC060A3REA1ZD001A1A006A0 (Trane Precedent)
B91097: AHU-1 – 39LF1211AA5135
CU-1 – 38AKS034 (Carrier Gemini)
13. Is there a specific brand required?
No.
14. Bldg 48830 – Is the repair for the drain line to be added to the SOW?
DPW Operations and Maintenance Division (OMD) will repair the damaged condensate line for RTU-6. Per M-101, the main condensate line for RTU-1, 2, and 3 shall remain, but contractor shall install or adjust pipe supports as necessary to prevent contact with new natural gas piping. See revised Technical Exhibit A.
15. Bldg 48830 & 91071 What type of thermostat is required – Normal or Programmable?
Per M-101 and 102, all new thermostats for both buildings shall be programmable.
16. Bldg 91071 – Do you want a heat pump or straight cool systems?
Per M-601, both new split systems for B91071 shall be heat pump systems.
17. Please provide specifications for the existing units in each building.
See question 12.
18. Who do we contact to install a new gas regulator at Bldg 48830? Can you provide a contact name, number, and email for someone familiar with Ft Hood?
See question 8.
19. MC-104 Note 5 says to Demo the duct detectors. If they are in working order may they be reused?
No, contractor shall provide new duct smoke detectors for both buildings.
20. Is Commissioning required on this project?
Yes, commissioning shall be required for all new HVAC equipment.
21. Is Dalt Testing required on this project?
No.
22. Are the roofs TPO or Duralast?
B48830 has a Duro-Last roof.
23. On page 8 of the solicitation, will the GC and its subcontractors be required to fulfill FAR Clause 252.204-7019, the Notice of NIST SP 800-171 DoD assessment requirements?
Applies to GC
24. On page 10 of the solicitation, will the GC and its subcontractors be required to complete FAR Clause 252-204-7008 Yes
a. Per 252.204-7008, 2ia- the solicitation was found online on a public website, there is no attributional/proprietary information, nor controlled technical information that would meet these criteria.
b. Per 252.204-7008, 2ii- can we request a variance from NIST SP 800-171 requirements? Per the clause, yes you can ask for a variance that will have to go the DoD Chief Information Officer for consideration
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