RFI Q and A 23 Mar 23.pdf

1. At the pre-bid meeting the government representative identified an approximate location for the potable water tie-in. It was stated the potable water line was either 6” or 8” PVC. Please confirm the size and material of construction of the existing potable water line.

1. Answer available maps show 8” PVC pipe

2. How deep is the existing potable water supply piping installed?

2. Answer see attached documents

3. Will new potable water line be metered?

3. No meter is required

4. Will potable water lines internal to the building need to be heat traced or will the building be conditioned year round?

4. Answer No heat tape is required, hotbox required top be heated. Yes the building is heated

5. The tie-in location for the potable water line is approximately ~107 feet from the Building 422.

5. Answer see attached documents

6. At the pre-bid meeting the government representative identified an approximate location for the sanitary sewer tie-in and stated the existing sewer line was of PVC construction, was unable to provide the size and installed depth. Please confirm a) the material of construction, b) pipe size and c) installed depth of the existing sewer line.

6. Answer (A) Material PVC (B) sewer tie-in size is still unknown expecting 3” or 4” (C) depth at tie-in 34” to 40” to bottom of pipe.

7. Will trap primers be required for sanitary sewer drains in the building?

7. No trap primers required

8. The tie-in location for the sanitary sewer line is approximately 190 feet as shown below.

8. See attached documents

9. At the pre-bid meeting the government representative identified the location of the existing single phase electrical power source (meter) for Building 122 approximately 207 feet away per the following sketch. The representative was unable to provide the location/source for new 3 phase power.

9. See attached document labeled electrical service

10. HVAC: Scope calls for relocating existing HVAC units from Building 202. Will contractors be required to make siding repairs to building 202 upon removing refrigeration line sets and condensate lines, or will lines be cut and capped on each side of wall then abandoned in place?

10. Existing lines will be removed and holes in masonry be patched with grout.

11. At Building 202, will the existing electrical disconnects and corresponding conductors for existing condensing and air handling units be de-terminated and abandoned in place, or will disconnects and conductors be demolished back to power panel(s)?

11. Answer Reuse of disconnects will be allowed removal of conduit and conductors back to panel is not a requirement

13. At Building 422, will condensate lines from air handling units be routed outdoors for discharge or must condensate be routed to sanitary sewer?

13. Answer condensate line will be run outside of facility.

14. Electrical clarification for meter installation and service run.

14. Answer Contractors are responsible for the mounting of new meter on exterior of building 422. Utility company will run New Conduit and conductors to meter base.