Attachment IX - RFI Questions and Answers.pdf
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- Solicitation number
- 36C25024B0024
About this file
This document contains questions and answers regarding the replacement of an air handling unit at a Department of Veterans Affairs facility. The federal contract opportunity involves replacing the penthouse air handling unit that serves the penthouse area of Building 1 at the facility. The questions and answers provide additional details on the project scope, including that there is no known asbestos requiring abatement, the unit needs to tie into the existing building automation system controlled by Havel, mechanical drawings and cut sheets were not available, equipment voltage requirements, temperature controls will be the responsibility of the contractor, the current unit does not have heat, the construction schedule is 365 days from notice to proceed, the air handling unit is indoors and the condensing unit requires a roof curb, and the refrigerant piping will be approximately 125 feet from the condensing unit to the air handling unit.
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RFI Questions and Answers
Replace Building 1 Penthouse AHU
1. The following spec sections are listed as related work for section 23 05 11 and have not been provided: 010000, 013323, 017419, 018113, 019100, 028211, 033000, 053100, 053600, 055000, 078400, 079200, 099100, 130541, 230512, 230541, 230593, 230711, 230800, 230923, 233600, 238200, 260511, 260519, 262911. Please provide all specifications needed.
ANSWER: Link for TIL has all specifications, located in SOW. Follow link then click on Master Construction Specifications for all Specifications listed above.
2. One of the missing specifications is 028211, Traditional Asbestos Abatement. Is there known asbestos in the scope of work?
ANSWER: There is no known asbestos abatement in SOW. No asbestos in Penthouse based on 2020 report.
3. Does the unit need to tie into the existing BAS? Who handles the Controls at this facility?
ANSWER: Yes, Havel.
4. What is the AHU layout/configuration? Can the engineer or construction team provide cut sheets of the BOD unit or mechanical drawings?
ANSWER: We do not have this cut sheet or mechanical drawing.
5. What voltage is required for the HVAC equipment?
ANSWER: AHU: 208 Volts Condensing Unit: 480 Volts
6. Who is responsible for the temperature controls of the HVAC system?
ANSWER: The contractor.
7. Does the AHU require heat (hot water, steam, or electric)?
ANSWER: The current unit does not have heat.
8. What is the construction schedule (start-finish)?
ANSWER: 365 days from NTP. (In SOW)
9. Is the AHU mounted indoors or outdoors? If outdoors, does it require a roof curb?
ANSWER: AHU is mounted indoors, and the condensing unit will be on the roof and require a roof curb.
10. How long will the refrigerant piping be from the condensing unit to the AHU?
ANSWER: Approximately 125 feet.
11. Which area or suite in the building does the AHU serve so replacement can be coordinated?
ANSWER: The penthouse AHU being replaced serves the penthouse itself.
File details come from the government source that posted it. Updated .