WWYK090020 090032 240001 RFIs_COR.pdf

RFI

WWYK090020, 090032, 240001 22 April 2026 Solicitation FA8137-26-R-0018

General RFIs

1. Please confirm that each bid package, including the associated drawing set, Statement of Work (SOW), and forthcoming specification sections, is specific only to the building(s) identified within that individual package and is not intended to be all-encompassing or applicable to other buildings included in this Task Order. For example, please confirm that the drawing package, SOW, and forthcoming specifications associated with WWYK090032 – B414 apply solely to Building 414 and are not applicable to WWYK090020 – B1049 & B7038 or WWYK240001 – B6601 Correct, each CLIN will have its own Contractors CD. - PM

2. Will all buildings remain occupied during construction? Yes - PM

3. The GOV stated that all four buildings needed to be performed concurrently. Yes, Concurrently.

Meaning all 4 roofs will be replaced simultaneously, rather than one after the other.

4. Please understands that the assigned Superintendent will be running between all four buildings. As such, when the Superintendent is at one building, he won’t be at the other buildings. UNACEPTABLE - PM , 3 actual bids, 1 of those to include 2 separate roofs. 1 superintendent to oversee the CLIN containing 2 separate roofs will be for PZ to decide. I would recommend a Superintendent with an Assistant Superintendent (for the lessor complex project) for the CLIN containing 2 roofs. - PM Having four full-time Superintendents is cost-prohibitive. Each CLIN will need full construction crews in order for them to be completed concurrently. – PM If you are planning on having a superintendent running back and forth, there would be a good chance that you will have one crew trying to do the same. – PM Therefore, please confirm that only one full-time Superintendent is required for this project. Per the CO during the Pre-Bid Site Visit, each CLIN to be fully manned/crewed or the KTR should not bid. NON-CONCURRANCE - PM

5. Please confirm that there are no design or engineering services required on this contract. Per SOW section 3.5, if the contractor requires further design development, contractor shall provide design documents to the level required for their constructability. - PM

6. The CLIN schedule issued with the solicitation on 04.17.26 has a few line items that we don’t understand.

a. CLIN 0001: states “replace multiple roofs”. Is this a total sum of all line items? If not, what costs go on CLIN 0001? No, it is not the total cost of all line items. CLIN 0001 is associated with WWYK090020 Replace Multiple Roofs project, specifically B1049 and B7038. All costs associated with WWYK090020 go on CLIN 0001. WWYK090020 does not have a design CLIN.

b. CLIN0002AA: states “design costs”. What design services are required for this project? There are drawings and specifications provided by the GOV. We understand there are some shop drawings and calculations, but we don’t see any need for an A/E firm to support design or engineering services. Please clarify. Contractor is only required to provide the working documents as indicated in section 3.5. However, if the contractor requires further design development, contractor shall provide design documents to the level required for their constructability. – PM

c. CLIN 0002 appears to be the same as CLIN 0002AB. Please clarify if CLIN 0002 is the total sum of CLIN 0002AA and 0002AB. If not, please clarify what, if anything, goes in CLIN 0002 versus CLIN 0002AB. CLIN 0002 is informational, there is no quantity on CLIN 0002 and shall not have any costs applied. CLIN 0002AA is the design costs CLIN for WWYK090032 Repair Roof Bldg. 414 project and shall have design costs. CLIN 0002AB for WWYK090032 Repair Roof Bldg. 414 project is the repair costs CLIN and shall have repair costs.

d. CLIN 0003AA: again, states, “design costs”. What design services are required for this project? There are drawings and specifications provided by the GOV. We understand there are some shop drawings and calculations, but we don’t see any need for an A/E firm to support design or engineering services. Please clarify. Contractor is only required to provide the working documents as indicated in section 3.5. However, if the contractor requires further design development, contractor shall provide design documents to the level required for their constructability. - PM

e. CLIN 0003 appears to be the same as CLIN 0003AB. Please clarify if CLIN 0003 is the total sum of CLIN 0003AA and 0003AB. If not, please clarify what, if anything, goes in CLIN 0003 versus CLIN 0003AB. CLIN 0003 is informational, there is no quantity on CLIN 0003 and shall not have any costs applied. CLIN 0003AA is the design costs CLIN for WWYK240001 Replace Roof B6601 project and shall have design costs. CLIN 0003AB for WWYK240001 Replace Roof B6601 project is the repair costs CLIN and shall have repair costs.

WWYK090020 RFIs for B1049 and B7038

1. Please confirm that the existing roof at Building 7038 is suitable to receive the specified coating system following standard preparation, and that no widespread panel replacement or structural repair is required. Section 1.1 of the SOW states that “The Contractor shall perform a site investigation to verify existing conditions.” If the Contractor needs to perform further site investigation of the existing conditions, they can schedule a time to visit the location. (A.A)

2. In review of B1049, we couldn’t find access above the hard lid ceilings to observe the existing exhaust fan that is to be removed. Please provide pictures of description of how access is to be provided to the existing exhaust fan. Which Exhaust fan is this RFI regarding? - QAG

WWYK090020 B1049/B7038 SOW document, paragraph 3.5 states that Lightning Protection System Installation/Shop Drawings are required, but there doesn’t appear to be any requirement in the SOW, paragraph 4, or the drawings, that indicate new Lightning Protection requirements. Please clarify and confirm the LP requirements. Government Response: There is no lightning protection on buildings 1049 and 7038. MBT PM – SOW revised.

3. B7038 has a new elastomeric coating sprayed on to the roof (two coats). Can the GOV provide a maximum allowed wind speed for spraying so Contractors understand what would be considered a weather delay day and what would not be considered a weather delay? The Government cannot provide a maximum allowable wind speed for spraying the elastomeric coating. Determining appropriate weather conditions, including acceptable wind speeds, for application of the coating is a contractor responsibility. Contractors are expected to follow the coating manufacturer’s published requirements, industry standards, and their own means-and-methods to determine when conditions are suitable for spraying. (A.A)

4. Building 1049 has three exhaust fans mounted on top of existing ridge cap, Just to clarify, will these stay at existing locations or move? Detail 3 on DT101 shows different curb build/design and no notes stating for existing exhaust fans to be removed and re-located for new metal roof.

SOW states to disconnect, protect, and reinstall all existing HVAC equipment as required to remove and replace the roofs. – QAG

5. Please confirm whether As-Built roof plans are available for Buildings 1049 and 7038. While As- Built drawings were included in the SAM.gov posting, roof plans for these buildings were not identified. Please provide them if available. Please see attachment 2 for the as-builds. – PM

6. Please confirm the existing roof deck substrate type on Building 1049. Is the existing deck metal, wood, or another material? This information is critical for determining the correct fastener type, spacing, and attachment method for the new standing seam roof system, and to assess whether any structural reinforcement or deck repairs will be necessary as part of the roof replacement. Section 1.1 of the SOW states that “The Contractor shall perform a site investigation to verify existing conditions.” If the Contractor needs to perform further site investigation of the existing conditions, they can schedule a time to visit the location. (A.A)

7. The SOW requires the existing metal panel roof on Building 7038 to be power-washed and cleaned prior to coating application, but it does not state whether a formal moisture survey (e.g., infrared thermography or core cuts) is required. Given that the existing roof is metal panel and not a moisture-absorbing membrane system, please confirm whether visual inspection and verification of dryness after surface prep is sufficient, or if a formal moisture survey is still required to validate suitability for coating application. Provide infrared thermography or core cuts as required by the manufacturer to receive warranty. Contractor is to make sure that surface preparation is completed to manufacturer’s specifications and provide adequate documentation to the Government that these specifications have been followed. (A.A)

8. The SOW specifies installation of a trapezoidal standing seam metal panel system on B1049. Please confirm whether a mechanically seamed panel is required, or if a snap-lock system is acceptable provided it meets all required performance standards, including FM 1-90 wind uplift and UL Class 90 ratings. The government will require a mechanical seam panel system. (A.A)

9. During the site visit, an LPS system was not identified. The SOW references submission of lightning protection shop drawings but does not indicate if any existing lightning protection systems were present or need to be reinstalled, replaced, or certified. Please confirm if either B1049 or B7038 currently has an existing lightning protection system and whether a new system is required, or if no work is necessary. Government Response: There is no lightning protection on buildings 1049 and 7038.

MBT - Project Manager to revise the SOW 3.5 WORKING DOCUMENTS omitting line (3) Lightning protection system installation/shop drawings. PM See Attachment 3 Revised SOW

10. Please confirm the type of existing metal roof panel profile on Building 7038 (e.g., R-panel, corrugated, trapezoidal standing seam, etc.). This information is necessary to ensure compatibility with the proposed two-component silicone coating system, including seam treatment, coating adhesion, and manufacturer warranty eligibility. Section 1.1 of the SOW states that “The Contractor shall perform a site investigation to verify existing conditions.” If the Contractor needs to perform further site investigation of the existing conditions, they can schedule a time to visit the location. (A.A)

WWYK090032 RFIs for B414

1. Please confirm whether tapered insulation systems are required for EPDM roof areas at WWYK090032 – B414 and WWYK240001 – B6601 and provide details in revised drawings.

a. WWYK240001KTR to review their RFP SOW document. Per section 4.2.2 line 2, Install polyisocyanurate insulation material as required to obtain average R-value of 25 and a minimum slope of 1/4- in. per foot.

b. WWYK090032 KTR to review their RFP SOW document. Per section 4.2.1 line 2, Install polyisocyanurate insulation material as required to obtain average R-value of 25 and a minimum slope of 1/4- in. per foot.

2. For B414 and 6601, if existing blocking is in good condition, can it be left in place or does it need to be removed? Removed

a. WWYK240001 KTR to review their RFP SOW document. Per section 4.1, line 6, Remove all the existing wood blocking, rigid insulation, and recovery board.

b. WWYK090032 KTR to review their RFP SOW document. Per section 4.1, line 4, Remove all the existing wood blocking, rigid insulation, and recovery board.

3. WWYK090032, para 4.2.2 includes an elastomeric coating on B414. The drawings do not include any reference to providing an elastomeric coating on B414. Please confirm this paragraph in the SOW is N/A.

a. KTR to review their RFP drawings. Drawing Sheet RP-101 has a text box with arrows that states “existing metal roof to be coated per SOW”.

4. Please confirm that the existing metal roofs on the north/northwest side of B414 and the two south SSMR over the entrances are to remain as is and not included in this contract.

a. KTR to review RFP drawings. RP-101, North west metal roof is to be coated.

5. Please confirm whether an As-Built roof plan is available for Building 414. While As-Built drawings were included in the SAM.gov posting, roof plans for this building were not identified. Please provide it if available. KTR can request all available as-builts from 72 ABW/CE - Engineering Support, located in B400.

WWYK240001 RFIs for B6601

1. Please provide the Environmental Survey (Attachment) identifying asbestos-containing materials and confirm quantities, locations, and required abatement procedures for WWYK240001 – B6601 Yes, the Environmental Report is attached. - PM

2. Please confirm that WWYK240001 – B6601 is the only building that requires abatement of any kind.

Concur - PM

3. Building 6601 had broken conduits on the roof, and conduits laying on the roof without supports.

Does the GOV desire to have all new conduits with new conduit block/supports after the new roof is installed? Yes, Per SOW Section 4.2.2 – PM

4. Please confirm whether tapered insulation systems are required for EPDM roof areas at WWYK090032 – B414 and WWYK240001 – B6601 and provide details in revised drawings.

a. WWYK240001KTR to review their RFP SOW document. Per section 4.2.2 line 2, Install polyisocyanurate insulation material as required to obtain average R-value of 25 and a minimum slope of 1/4- in. per foot.

b. WWYK090032 KTR to review their RFP SOW document. Per section 4.2.1 line 2, Install polyisocyanurate insulation material as required to obtain average R-value of 25 and a minimum slope of 1/4- in. per foot.

5. For B414 and 6601, if existing blocking is in good condition, can it be left in place or does it need to be removed?

a. WWYK240001 KTR to review their RFP SOW document. Per section 4.1, line 6, Remove all the existing wood blocking, rigid insulation, and recovery board.

b. WWYK090032 KTR to review their RFP SOW document. Per section 4.1, line 4, Remove all the existing wood blocking, rigid insulation, and recovery board.

6. B6601, SOW, paragraph 4.2.1 indicates metal wall panels are to be provided. However, the drawings do not reference any requirements for metal wall panels. Please clarify the metal wall panel scope and provide drawings/details of the metal wall panel scope. SOW. 4.2.1 refers to roof panels only and does not include any wall panels. (A.A)

7. SOW Paragraph 4.2.1 #1 States to furnish and install new 24-gauge mechanically fastened Exposed fastener metal roof panels. Would the Government consider a 24-gauge double lock Standing Seam metal panel? This will extend the life of the roof and minimize roof maintenance. Contractors can submit a bid option, if they choose to do so, to provide for a 24-gauge double lock standing seam panel in lieu of what is specified in the SOW. (A.A)

8. During the site visit, it was noticed that the existing wood decking on the shingle roofs is deteriorated and damaged beyond use in many areas. Please clarify if a unit price or allowance should be carried for full or partial decking replacement if found to be unstable during tear-off. Contractor to identify what the damage is and where. (A.A). Additionally, the Government would like a unit price for repairs included in the CLIN for the said roof on B6601. - PM

9. In the SOW, paragraph 4.2.2, number 13(b), provide an 8” x 16” soffit Vent with pre-installed protective 1/16” metal hardware cloth mesh if the attic is present. Is the louver at the eave to be replaced with something similar? See the picture below. YES (A.A)

10. Does the soffit on the north side need to be replaced? See the pictures below. No, the metal fascia and soffit shall remain (A.A) *If the contractor deems it necessary to replace, the contractor should include the price for repairs as an option in their proposal identifying the need for replacement. - PM

11. SOW paragraph 2.8 references an EM survey (attachment 2). Can the government please provide the survey? Yes, please see attachments. – PM

12. SOW paragraph 3.5 describes the working documents requirement. Since the scope includes mechanical/electrical/LPS/Controls work, etc, can the government please describe the design requirements for the entire scope, 35%/65%/95%, etc? The Government has provided a 35% level of design. Contractor is only required to provide the working documents as indicated in section 3.5.

However, if the contractor requires further design development, contractor shall provide design documents to the level required for their construct. – PM

13. SOW paragraph 4.7.3: Remove and reinstall the lightning detection system. Can the government confirm that the only two items required to remove and reinstall are the Horn strobe and lightning detection antenna shown below? There is no other visible form of LDS or LPS. In addition to those items identified, there are horns pointing south for the driving range on the roof. – PM

14. Does the contractor need to remove and replace all of the exterior-mounted loudspeakers? Can the government verify what speakers are functional? Does the contractor need to test?

Government Response: Remove and reinstall. MBT Government Response: The contractor needs to test, before and after. MBT

15. Can the government provide any existing TAB records they have on the building HVAC/Exhaust equipment?

Government Response: There are no current or previous TAB records found for the facility. - QAG

16. The existing Condensing unit on the roof that serves (3) gas fired furnaces utilizes R-22 refrigerant.

TAFB policy is to replace any R-22 equipment that requires modification during construction.

Refrigerant piping will be required to be located to perform roof replacement. Can Condensing unit be replaces and relocated to grade to eliminate R-22 Equipment and requirement for temporary cooling during roof replacement?

Government Response:

TAFB policy is to replace R-22 units when they have reached the end of their useful life. As this is a roof replacement project, we will not be replacing these units during this project.

The contractor is expected to have the unit’s refrigerant removed in accordance with the TAFB Mechanical Standard prior to the unit’s removal from the rooftop. After the refrigerant has been recovered the contractor should remove the existing unit from the rooftop and demolish any refrigerant piping necessary to perform the roof replacement. Once the replacement of the roof is complete the contractor shall reinstall the existing R-22 units and new refrigerant piping to connect the roof mounted unit to the furnaces inside B6601. New refrigerant piping shall be tested according to UFC 3-410-01 and insulated according to TAFB Mechanical Standard. - QAG

17. The (4) Furnaces served by the R-22 condensing unit have a single flue that and combustion air intake that don’t meet code. Flues need to be piped separately, and combustion air is open to the attic and isn’t ducted directly to the Mech Rm. Both the Flue and Combustion air will be required to modified to perform roof replacement. How far does the government want to go with updating the existing system HVAC?

Government Response:

Based on as-builts and equipment records, the four existing furnaces are all Category one appliances and per NFPA 54 are allowed to use a common vent/flue if sized properly.

Contractor should modify the existing furnace vent system so that it is properly sized to meet NFPA 54, while utilizing a single vent/flue to limit penetrations in the new roof.

The contractor shall also provide a new ducted combustion air path between the building exterior and the mechanical room to allow make-up combustion air to enter the room. The new ducted path shall be sized in accordance with NFPA 54 using the one permanent opening method.

18. Are As-Built available for the existing kitchen hood system?

Government Response: WWYK050419A is the latest set, will include as an attachment.