S05 - Technical Questions Tracking Spreadsheet - OKC Data Center - FFD 8-4-23 COR.docx

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Y1DA--635-23-706 EHRM Data Center Construction Oklahoma City
Solicitation number
36C77623B0061
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This document is a technical questions and answers tracking sheet for solicitation number 36C77623B0061 for data center construction at the Oklahoma City VA medical center. The solicitation involves mechanical, electrical, and low voltage work including installation of new network cameras, IT racks, and cabling at the 9th floor data center. Questions were submitted between July 31 and August 7, 2023 and responses provided by August 17, 2023 to clarify contractor responsibilities, proprietary requirements, and coordination needs. Key aspects include allowing the superintendent to also serve as the SSHO, providing new network cameras terminated within existing racks, and installing new IT racks and reinstalling existing network equipment as directed. The VA facility in Oklahoma City is the contracting agency overseeing this project.

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SOLICITATION # 36C77623B0061

PROJECT NAME: Data Center EHRM Construction - OKC

TECHNICAL QUESTIONS AND VA RESPONSE TRACKING SHEET

ITEM

NO.

DATE QUESTION RECEIVED
DATE QUESTION ANSWERED
QUESTION
GOVERNMENT RESPONSE
1.
7-31-2023
8-4-2023
Please confirm that electronic signatures are acceptable since bid submission is electronic.

Per the solicitation, only electronic bids are acceptable. Please follow the solicitation instructions to offerors.

2.
7-31-2023
8-17-2023
Is there any phasing required for this project, or will the Contractor have full access to the work area(s)?

Mech: Refer to mechanical phasing note on sheet MD-100. Roof access and supervised access to Server Room 9A123a will be required for mechanical work.

3.
7-31-2023
8-17-2023
Is there any night-time work or work that has to occur outside of normal working hours (M-F)?
Only outages would require non standard duty hours.
4.
7-31-2023
8-17-2023
Drawing M-002, Air Curtain Details, provides requirements for the air containment curtains. However, there is no specification section for this scope. If Drawing M-002 to serve as the specification or will the VA provide a specification section for this scope?

Mech: Sheet M-002 to serve as specification basis of design for the air containment curtains.

5.
7-31-2023
8-17-2023
POLARGY POLARPLEX SUSPENDED CONTAINMENT CURTAIN is stated on Drawing M-002, Detail 1. Is this the required manufacturer of the air containment curtains? Will the VA consider providing additional approved manufacturers to avoid specified manufacturer marking up specified system?

Mech: M-002 to serve as basis of design for the air containment curtain system. Or equals to be allowed through the submittal review process.

6.
7-31-2023
8-27-2023
Can Contractor access the vertical chase from the inside or will access need to be from outside, via a lift? If a lift, is there existing space, or will there be space made available, for Contractor to place a lift outside and adjacent to the vertical chase?

Vertical chase is exterior to the building and will require a lift to access.

7.
7-31-2023
8-17-2023
Is there a proprietary Contractor that has to provide the Clean Agent Fire Suppression System? If so, please provide name and contact information.

Mech: Refer to specification section 212200 section 1.5 for installer requirements and qualifications.

8.
7-31-2023
8-4-23
Is there funding available for this project?
Yes, funding is available for this project.
9.
7-31-2023
8-4-2023
Is this project tax exempt? If so, will the VA provide a tax exemption letter to the GC and to all subcontractors?

Per the solicitation, this project is not tax exempt. As listed in the solicitation, please bid all applicable taxes.

10.
7-31-2023
8-17-2023
Section 01 45 00, paragraph 3.4(C), the specifications state that the additional QC personnel (QC Specialist in Experience Matrix), “…are directly employed by the General Contractor and cannot be employed by a supplier or subcontractor on this project…” and “…be physically present at the construction site during work on the specialized personnel’s area of responsibility…” The positions listed include a Mechanical, Electrical, and TAB. It is highly unusual for a General Contractor to have on staff these specialized positions. These individuals typically are employed by the licensed mechanical subcontractor, licensed electrical subcontractor, or licensed TAB specialist. Will the VA consider revising the requirement to allow these individuals to come from the subcontractors?

This would likely be required to be from the general contactor in order to avoid stacking overhead costs too much. Cody to verify QC specialist requirements. VA will allow the sub to carry these individuals.

11.
7-31-2023
8-17-2023
Specification Section 09 91 00 is provided in the specification book. However, we can not locate any requirements on the drawings for painting. Please advise what is to be painted on this project.

Painting specification is intended mostly for patching to match as necessary for conduit and pipe penetrations.

12.
7-31-2023
8-17-2023
Is there a proprietary contractor for the intrusion detection or security system?
Refer to section specification section 28 23 00 1.4 for installer requirements and qualifications.
13.
7-31-2023
8-17-2023
Is there a proprietary contractor for the video surveillance system?
Refer to section specification section 28 16 00 1.3 for installer requirements and qualifications.
14.
7-31-2023
8-17-2023
Is there a proprietary contractor for the fire alarm system?

Refer to section specification section 28 31 00 1.1 B and 28 31 00 1.4 D for installer requirements and qualifications.

15.
8-4-2023
8-17-2023
Please confirm personnel requirements for this project. Can the superintendent also serve as the SSHO and/or QCM? Or must each of these roles be filled by separate individuals?
VA allows the Super to also fill in as the SSHO, the QCM will have to be a separate position.
16.
8-4-2023
8-17-2023
Is this project to completed entirely on regular daytime hours? Are there any specific activities or work areas that must be completed on nights and/or weekends?
Outages only irregular duty hours.
17.
8-4-2023
8-17-2023
Is there an active roof warranty on the 11th floor roof? If so, who holds the existing warranty?
NO
18.
8-4-2023
8-17-2023
Is the contractor responsible for costs associated with Submittal Exchange / alternative submittal platform?
Yes
19.
8-4-2023
8-17-2023
Where do the existing camera cables currently run to? What type of device do they terminate to? Please provide termination location and device type (patch panel, network device, media converter, etc.)
New cameras are intended to be network cameras terminated in racks within the data center. Coordinate location of new rack mounted equipment with VA OIT personnel.
20.
8-4-2023
8-17-2023
Are there available ports on the existing terminations to add the new cameras?
New cameras are intended to be network cameras terminated in racks within the data center. Coordinate location of new rack mounted equipment with VA OIT personnel.
21.
8-4-2023
8-17-2023
What type of new cameras are to be provided? Please clarify whether new cameras are intended to be fixed dome, multi-sensor, PTZ, etc.
New network cameras are intended to be fixed bullet style, however, A/E does not take exception to the use of PTZ cameras.
22.
8-4-2023
8-17-2023
The Drawings call out for AXIS Cameras. The OKC VA has standardized on Hanwha cameras. Please confirm Hanwha cameras are required. Would AXIS cameras be an acceptable substitute?
Contractor to submit on intend products for installation of the video surveillance system that work with the existing campus video surveillance systems and meet specifications.
23.
8-4-2023
8-17-2023
The Drawings state that the replacement/new cameras shall have auxiliary alarm inputs for motion intrusion detection. However, there are no references to an Intrusion System for these inputs to report to. Please provide further clarification on what is required by the contractor regarding the referenced intrusion detection system.
Contractor to provide input to the existing motion intrusion detection system within the data center. 4 motion intrusion devices are being removed and 4 new cameras are being installed. Reconnect to existing terminations with new cable.
24.
8-4-2023
8-17-2023
Modifications to the existing roof system will be required for rooftop electrical and mechanical work. What type of roof system currently exists?
Roofing modifications are not intended for this project with the exception of conduit and piping penetrations. For rooftop conduit penetrations refer to detail 9/E003
25.
8-4-2023
8-17-2023
What is the thickness of the roof deck? Is the roof deck assumed to be concrete with a metal pan deck? Please provide a detail showing the roof deck profile.
Refer to detail 9/E003 for Conduit rooftop penetration details.
26.
8-4-2023
8-17-2023
Please confirm the existing ceiling system in computer server room 9A123a is ACT drop ceiling. Is the intent to remove and reinstall existing ceiling tiles for above-ceiling access, or to replace them with new ceiling tile and grid system after completion of above ceiling work?
Intent is to remove existing ceiling tiles for above ceiling work. Replace tiles to match existing if broken during construction.
27.
8-4-2023
8-17-2023
Multiple interior walls will require patching and painting due to new penetrations and/or existing penetrations to be demolished. Are these walls to be repainted seam-to-seam, or only touched up where disturbed by adjacent construction?
Walls to be repainted seam to seam or corner to corner.
28.
8-4-2023
8-17-2023
Can the firestopping inspector be hired by the firestopping contractor, or must the inspector be a 3rd party inspector hired directly by the prime contractor?
Refer to specification section 078400 for firestopping inspector requirements.
29.
8-7-2023
8-17-2023
Can the VA confirm that the equipment can be taken down during normal working hours per 01 00 00 for swap out with new equipment?

There is a redundant Data Center in the basement.

30.
8-7-2023
8-17-2023
We don’t see any cabling, will the VA provide all fiber and cat 6 patch cords required for new cabinet locations?
Contractor to provide all cabling in stacked cable trays as shown on detail 1/E003 and floorplan 2/E101. Fiber to be 12 or 24 strand OM4 or OM5 as specified in specification section 27 13 23 2.1 A-F. Copper cabling to be CAT 6A as specified in specification section 27 15 13 2.1 A
31.
8-7-2023
8-17-2023
Does the government move the equipment from the old racks to new racks? Is the VA responsible for equipment that does come back on line?
Contractor will provide new racks and reinstall existing network equipment within the new racks as shown on floorplan 2/E100.
32.
8-7-2023
8-17-2023
What exact model of racks does the VA want installed (brand, size, features, etc)
A/E does not intend to sole source a specific IT cabinet. Contractor to submit on IT cabinets that meet the requirements and all salient features shown in the Contract Documents
33.
8-7-2023
8-17-2023
The proposed route for the 2” conduit w/ 750 kcmil that is to be installed from the 9th floor data center room to the main electrical ground bus bar in electrical substation 1G137 seem inaccessible being on the outside of the building and there not being enough ground space to utilize a large boom lift. Is there an alternate proposed route on the interior of the building for this raceway.
Scaffolding or a suspended scaffold was the means used last time.
34.
8-7-2023
8-17-2023
Detail 2/ E-102 shows that the existing 100kvs UPS for A- Deck is not currently being utilized and is to be decommissioned. During the site visit the locations of the A deck and B deck units appeared to be transposed and it was stated that they were both currently in operation. Please confirm the need for the existing equipment to be re commissioned
Confirmed

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