S05 - RFI - 36C25223B0007 - 695-22-111.pdf

Will a spec section for HVAC controls be issued? Yes. Specification 23 09 23 Direct‐Digital Control System for HVAC has been added to the Amendment

0002 Specifications.

Can the site superintendent and SSHO be the same person? Yes. The site superintendent and SSHO may be the same person for this particular contract.

Will commissioning of systems per paragraph 1.7 be required on this project? Yes. The VA will be hiring a 3rd party Commissioning Agent.

Can all work be completed during normal (0700 – 1530) daytime work shifts? See Specification 01 01 10SN Paragraph 3.21 Hours of Work and Phasing Plan Notes on the

Construction Document Drawings, Sheet M‐001.

Can the VA reconsider allowing this project to be performed Monday thru Friday during normal hours and divert services? This would allow the work to be expedited drastically and the disruption be the area be drastically reduced.

The VA respectfully declines reconsideration for work to be performed Monday through Friday during normal hours and diverting services.

6 Can the Site Superintendent fulfill the duties of the SSHO as well?

See Response to RFI No. 2

7 What is the anticipated award date for this project?

The anticipated award is in Fiscal Year 2023, 2nd Quarter.

When is the “Notice to Proceed” anticipated to be issued? The anticipated Notice to Proceed is in Fiscal Year 2023, 2nd Quarter (late) or 3rd Quarter (early)

When is the anticipated “Start of Construction” for this project? This is dependent on the equipment delivery. A limited notice to proceed will be issued to allow for material submittals to be reviewed and approved. The intent it to start construction when materials are available.

Current economic conditions have resulted in extended lead times on equipment. How will these extended lead times on necessary equipment be accounted for in the contract?

Refer to the Statement of Work. A Limited Notice to Proceed shall be issued by the VA and time will be allotted for review and procurement of long lead time equipment/materials.

i. Will all materials be required to be on site prior to starting the project? No. Although full payment of materials and equipment will not be eligible until it is installed. Partial payment may be eligible for offsite stored materials and equipment based on VA inspection and cooperation with GLAC/FM.

i. Will the contract duration be extended to account for long lead‐time items? Not at this time.

Is there a specific location for a site construction Trailer / Staging Area? If so, can you please advise where it is located?

A site location has not been designated yet for this project. A site location for a construction/staging area shall be coordinated with FM during Preconstruction in the vicinity of the building.

Will a Construction Fence be required around the staging area and trailer? For bidding purposes, include these expenses in the submission.

In section 01 00 00 1.12.C, referring to delivering two electronic copies of complete As Builts after each completed phase. This also applies to shop drawings. If electronic, does the VA require two?

No. One electronic copy of As Builts and Shop Drawings is acceptable. See Amendment 0002

Specification 01 00 00 Paragraph 1.14C and 1.14D.

Per section 01 00 00.1.19.B, Does the VA require four hard copies of the completed O&M? Do the manuals require delivery when the equipment arrives or at substantial completion?

No. One hard copy of the completed O&M is acceptable. Manuals require delivery at substantial completion. See Amendment 0002 Specification 01 00 00 Paragraph 1.25B.

Is a submittal log/register required for submission by the contractor for this project? Reference 01 33 23 1.3.C, the VA provides the initial submittal register.

Yes. A submittal register is a required preconstruction material. An initial VA created submittal register which will be used to generate submittal workflows in OpCenter can be shared with the contractor and may be used as a basis.

Reference 01 81 13, is sustainable construction required on this project? Yes

Will crane picks for the rigging of HVAC equipment and materials be restricted to federal holidays and weekends? Crane picks are not anticipated for this particular project. If a crane pick is required, due to the narrow road and traffic, it will need to be off hours.

Is AISC Steel Certification required for both the Fabricator and the installer? Yes

Is the Third-Party Fire Penetration inspector hired by contractor or the VA? How will existing penetrations in Fire Rates Walls be remediated? Will the VA shops repair / remediate any existing penetrations that are not properly sealed?

Per Specification 07 84 00 Paragraph 1.5C, the contractor is to engage a qualified inspector to perform inspections and final reports.

Reference 09 91 00 Painting, are sample panels required or will draw down samples suffice? Draw down samples will suffice.

Specification section 01 91 00 is included in the specification but references many systems that are not part of this project. Will “Whole Building Commissioning” be required / expected?

See RFI No. 3

Specification section 23 05 41, 3.3 Commissioning indicates – “Not Used” Please clarify what is expected / required, if anything, for Commissioning.

Specification 23 08 00 Commissioning of HVAC Systems has been added. See Amendment 0002

Specifications.

Will the VA be hiring a 3rd party CxA or will this project be Commissioned “in house”? Yes. The VA will be hiring a 3rd party Commissioning Agent.

Please confirm the Commissioning Agent (CxA) and all associated costs for commissioning are being provided and paid for by the VA?

The VA will be hiring the 3rd part Commissioning Agent but the contractor will be responsible for completing pre‐functional checklists, functional performance tests, addressing commissioning issues, etc., as outlined in Specifications 01 91 00 and 23 08 00.

695-22-111, Replace EP Lab Server Room AHU

36C25223B0007 RFIs RFI No. Contractor RFI/Comment VA Response

S05 ‐ RFI ‐ 36C25223B0007 ‐ 695‐22‐111 1 of 2

RFI No Contractor RFI/Comment VA Response

Can a Specification Section and Schedule be provided for the HVAC Insulation. There is no ductwork in this project. Therefore, there is no duct insulation. Factory‐insulated refrigerant piping shall be included in the AC package when the contractor orders the equipment.

Please advise what the Glycol solution percentage for the new Liebert CRAC unit is to be. The Glycol Solution is 40% Ethylene Glycol and will be supplied from an existing Drycooler system.

Has the VA tested the ductwork and mechanical systems scheduled for demolition or relocation for biohazards?

If the ductwork or equipment is contaminated, remediation will be required and due to insurance protocol, we cannot subcontract for the remediation.

There are no known biohazards – area/system not used for biohazard operations.

Can a Ductwork Specification Section be provided please. See RFI No. 27

Will Testing and Balancing be required for this project? If so, can you please provide the following: Testing and Balancing will be included in the commissioning of the system.

a. A specification for Testing and Balancing See RFI No. 31

a. Extent of what is to be tested and balanced. See RFI No. 31

Please provide a Temperature Controls Specification for this project as well as a scope of work and monitoring requirements

Room temperature is controlled by an existing monitor – which will be reused in this project; reference hexagon keynote #4 on sheet M‐101.

Do the MEPF contractors need to include an allowance for _____ hours for training as specified? Provide 4 hours for training.

Above ceiling demolition of MEP’s that are not shown on the drawing and not able to be investigated at the walk thru. How are these to be handled?

All known MEP’s to be demolished are shown on the drawings. For unforeseen site conditions, the standard contract modification process is available.

Sole Source Attachments. Are theses prices something the prime contractor need to add into their estimate, or is this for our informational awareness as to what the government will pay to have this portion of the project completed?

The contractor needs to include these products as part of their bid.

S05 ‐ RFI ‐ 36C25223B0007 ‐ 695‐22‐111 2 of 2