W911SG24B0014 Roof Repair B20187 RFIs and Answers.pdf
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- Attached to
- Roof Repair B20187
- Solicitation number
- W911SG24B0014
About this file
This document contains questions and answers related to the federal contract opportunity W911SG24B0014 for Roof Repair B20187.
The key details are:
- The project involves removing and replacing the existing thermoplastic polyolefin (TPO) roofing system on Building 20187 with a new fully adhered 80 mil TPO roofing system, including R-38 insulation and 5/8-inch glass-mat roof board.
- Respondents inquired about various aspects of the project including roof design, access, materials, equipment, and existing conditions. The answers provided clarification on these details.
- Site visits are not permitted, but staging areas and temporary power for a contractor office trailer are allowed.
- Bids must be submitted in hard copy; electronic submissions are not authorized.
- The contracting agency is the Department of the Army Materiel Command Mission and Installation Contracting Command Fort Hood.
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W911SG24B0014 Roof Repair B20187
RFIs & Answers
1. Telecommunication purposes: If anything is disconnected for telecom, would we have to provide temporary connections for facility use during the working phases?
Answer: No, there is not telecom on the roof.
2. Is the roof structurally sloped, or does it utilize tapered roof insulation over a flat deck?
Answer: It required tapered insulation.
3. Do you have any idea of the current roof design, how much insulation?
Answer: No, there is not core test available for this roof.
4. Regarding Material loading, Will a telescopic handler be allowed for roof loading and unloading, or will a crane be needed?
Answer: Both are allowed. This is the means and methods of the contractor.
5. Will Roof access be available for roofers, or is an aerial lift needed for roofing personnel?
Answer: No inside building access.
6. Is it permitted to work in the building's ground perimeters to facilitate heavy equipment? I know it is a very secure location, and we want to know the limits of how we can go up and down without disturbing the work going on inside.
Answer: Yes, it is allowed stagging area next to the construction area.
7. Is the existing membrane mechanically fastened or fully adhered?
Answer: TPO Fully adhered.
8. If the existing membrane is mechanically fastened, will the screw holes need to be caulked prior to proposed roof application installation?
Answer: The existing TPO is fully adhered.
9. Is replacing the existing PVC 90’s at the end of the roof drain included in the SOW?
Answer: Yes.
10. Does the metal trim at the top of the existing translucent wall panels get replaced?
Answer: Yes, the whole wall panels.
11. Does the metal trim at the sides and bottom of the existing translucent wall panels get replaced?
Answer: Yes. They shall be replaced to ensure watertight.
12. How close is the interior perforated ceiling deck to the roof deck?
Answer: Unknown.
13. What is the gauge of the existing roof deck?
14. What are the large RTU’s make and model numbers?
15. Do the existing large RTU curbs get replaced with new?
Answer: No, the curbs does not need to be replaced, but it may be modified to comply with the manufactured 30 years warranty.
16. Does the electrical feeding the RTU’s get replaced with new?
Answer: No, it does not need. They are properly working right now.
17. Can we get a picture of one of the large RTU’s nomenclature plate?
Answer: No, it needs Public Affairs (PA) permit to disclose pictures of this building.
18. What size and length are the existing gas lines?
19. Can we get pictures of the side and underside of the existing large RTU counter flashing?
Answer: No, it needs Public Affairs (PA) permit to disclose pictures of this building
20. What are the specs on the RTU counter flashing?
Answer: depending on the roof materials manufacturer, but in general the curbs needs to be 8 inches above the roof.
21. What are the specs on the RTU roof curbs?
Answer: depending on the roof materials manufacturer, but in general the curbs needs to be 8 inches above the roof.
22. What is the total linear footage of gutters to be replaced?
Answer: The whole perimeter of the roof. Contractor shall verify the dimension on field.
23. What is the gutter specs.?
Answer: Replace in kind of the existing gutters.
24. What is the total linear footage of downspouts to be replaced?
Answer: Contractor shall verify the dimension on field.
25. What are the downspout size and gauge?
Answer: Replace in kind of the existing downspouts.
26. What are the color specs for the gutters and downspouts?
Answer: Replace in kind of the existing gutters and downspouts.
27. What are the color specs for the cap metals?
Answer: Replace in kind of the existing gutters.
28. What are the specs of the translucent panels (i.e., style, thickness, etc.)?
Answer: Replace in kind of the existing panels.
29. How does the taper get attached at the crickets? Fully adhered or mechanically attached?
Answer: Fully adhered.
30. Can we get pictures of the roof expansion joints?
Answer: No, it needs Public Affairs (PA) permit to disclose pictures of this building.
31. What is the height and width of the expansion joint cap metal?
Answer: Contractor shall verify the dimension on field.
32. What specifications have to be met for a temporary office trailer?
Answer: The contractor has to be submit the request to DPW-Real Property.
33. Will Fort Bliss supply a power source for a temporary office trailer?
Answer: Yes. The contractor has to be submit the request to DPW-Real Property.
34. If power will be supplied for a temporary office trailer, how close (in feet) can the proposed office trailer be set to the power supply?
Answer: Depending in the location and DPW-RealProperty.
35. Is a temporary fenced in area required to store materials?
Answer: Yes, the storage area shall be fenced.
36. Will US residents (non-US citizens with valid US identification) be allowed on site?
Answer: Yes.
37. Can the formal proposal be emailed, or are a hard copy and CD required to be physically delivered?
Answer: All bids must be physically provided in a sealed envelope. Electronic submission of bids, to include E-Mail, and Facsimile transmissions are not authorized.
38. Solicitation calls for R-38 insulation and a 5/8” coverboard over entire roofs. Please confirm this is correct.
Answer: Yes, in the paragraph 1.1 specify R-38 and 5/8” coverboard.
39. Does the existing metal deck have structural slope or will tapered insulation have to be provided to give slope as per plans?
40. Can another site visit be requested?
Answer: No. it is not required.
41. The anchor pints amount, and location are not clear. Can you please advise?
Answer: Anchor points and spec should meet the OSHA standards.
42. What is the deck type?
Answer: Metal deck
43. Is the slope on the deck or do we need to create the slope with tapered insulation? If so, what is the minimum slope?
44. Can you please provide the as-built drawings?
Answer: no, there is not updated as-builts of the building.
45. Do we need to add tax rate to the price?
Answer: No.
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