RFI Lufkin Answers.pdf

EHRM Infrastructure Upgrades Lufkin CBOC

580-21-705BZ

RFI Questions

1. Is project a full design build project?

No, this is only construction.

2. Can you please provide additional detail on IT room design?

See attached file “CBOC Help Guide for RLP development EHRM”.

3. Does the VA want two CRAC units for the space? Or one CRAC unit and Traditional heat pump for back up?

No CRAC require for this project. Existing unit to remain in place, we need to provide new controls to unit. (Temperature/Humidity Sensor, Rack mounted sensor, remote controls capability and alarms.)

4. Does the VA want an underfloor system, units ducted overhead with hot and cold aisles or an in rack system?

No ductwork involves in this project, existing unit to stay.

5. Can the VA provide an IT Room design showing the size of the room and IT Racks?

Room is around 26’-1” x 10’-1”, around 231 SF. Rack will be same, contractor was allow to measure rack size during site visit.

6. Does the existing building have a chilled water system they want to use or does the VA want

DX?

VA is not requesting to install new HVAC unit to the room, only controls to be replaced.

7. Is it the intention of this project to replace all current CAT 5E cable? If so, what cable is to be implemented?

CAT 5E is acceptable, does not need to be changed.

8. Is the space on the panel for a 30 amp breaker?

The space in the power panel shown in room N105.

9. Can you please provide the heat load and square footage for the room/rooms needing HVAC improvements.

No change in HVAC unit is required, only replacing the existing controls.

10. Can you please call out the different types of ceilings and locations present in the facility.

Suspended Ceiling Tiles.

11. SOW part 1.1.1 states “The Contractor shall provide a complete package containing design drawings, bid drawings and specifications”. Please confirm that this is not a design build project.

No this is not a design/build, contractor shall provide submittals for the equipment and provide as-builts when work is completed.

12. SOW part 1.1.2.2 states “ Electrical infrastructure including electrical bonding, Uninterruptible

Power Supply (UPS) system and Building Management (BMS) interfaces to manage and monitor UPS. This includes remote access and control via IP.” The drawings to do not indicated any information regarding a ups system. Please provide the quantity of UPS that are to be provided.

Please confirm also that no pc’s or remove viewing eqp are required. Is there current rack space available to house the new ups?

UPS shall replace existing unit in the room, contractor were given chance to measure rack during site visit. UPS shall have all functionality describe above.

13. SOW 1.2.2.2 states “ HVAC infrastructure including temperature and humidity upgrades, rack and space sensors, and BMS interfaces to manage and monitor temperature and humidity. This includes remote access and controls of HVAC system via IP.” Please provide a product type as a basis of design and specifications for the humidistat and required sensors. Please specify the quantity of humidistats and sensors required. Please confirm also that no pc’s or remove viewing eqp are required.

Product type shall comply with VA specification Technical Information Library (TIL) - Office of Construction & Facilities Management (va.gov). Contractor shall provide a temperature/humidity sensor to control HVAC unit in the room. Also, shall provide a monitor on the hallway displaying current temperature/humidity and any alarm if parameter are out of range. Contractor shall provide a rack sensor to measure temperature in the rack, if temperature is above threshold shall control the HVAC to increase cooling.

14. Is there an existing DDC controls or BMS system at this campus? If so, please specify the make, model and provide contact information for the vendor that services the existing equipment.

Existing controls are Johnson Controls, Metasys.

15. Please Confirm that no PDU’s or new electrical circuits/receptacles are required.

https://www.cfm.va.gov/til/ https://www.cfm.va.gov/til/

No.

16. Please confirm whether any asbestos or lead based paint is present in the areas of work.

No Asbestos.

17. Please confirm that any hazardous materials encountered, any testing or abatement that is required, will be considered a modification to the contract.

No hazardous materials.

18. Please confirm framing, drywall, plywood, and painting is excluded from the scope of work.

Is excluded, except any area disrupted by the SOW of the contractor. Contractor shall repair, patch, or paint the damage area.

19. Please specify the ICRA requirements for this project.

ICRA level 1, Official ICRA will be submitted before work start.

20. Please confirm the hours when this work is to be performed.

Any work that does not disrupt operations of the CBOC can be performed during normal business hours from 7:30 am – 5:00pm. Any work that disrupts HVAC, Power or IT to CBOC shall be schedule in advance for after hours or weekend work.

21. Please confirm the installation of any new cabling is excluded from the scope of work.

No new IT cabling is included in the SOW.

22. Please confirm modifications to the electrical system will be excluded from the scope of work.

Only electrical work will be the installation of the bonding bar to the IT racks and installation of new UPS.

23. Please confirm that no new racks, patch panels, wire managers, jacks or faceplates are required in the scope of work.

Only rack sensor will be required.

24. Please confirm access control is excluded from the scope of work.

No access control included in SOW.

25. Please confirm modifications to the HVAC system are excluded from the scope of work.

Modification of HVAC work is included in the SOW. Modification includes installation of new temperature/humidity sensor, rack temperature sensor, new BAS controls to allow remote control via IP address for temperature, humidity, remote and local alarm capability, UPS monitoring. Contractor shall provide panel and control equipment to accomplish require scope of work. New controls shall be compatible with existing BAS in the building and integrated into it.

26. Please confirm doors, frames or hardware are excluded from the scope of work.

Doors, frames, and hardware are excluded.

27. What is the current management system of the UPS system?

Current UPS shall be replaced with the new one, shall provide remote capabilities as described in SOW.

28. Please confirm that section 1.4 of the SOW is not applicable to this project.

1.4 is included for the work to be completed.

29. Will the contractor be required to meet the requirements of section 1.5 of the SOW?

Yes.

30. Please confirm that section 2.3.1.5 thru 2.3.1.6 are not applicable to this project.

Not applicable.

31. Please confirm that there is an existing main equipment ground bar located in the TR room of this project.

No, contractor shall provide one as part of the SOW 2.3.2.

32. Please confirm that section 2.3.3 of the SOW is not required.

Not required.

33. Please confirm that section 2.4.2.1 of the SOW is not required, and that no new HVAC equipment is required beyond the humidistat.

Section 2.4.2.1 is required, is for informational purposes. New HVAC controls shall be provided per answer to question 25.

34. Please confirm that section 2.4.2.3 of the SOW is not required.

Not required.

35. Please confirm that all references to design manuals are for reference only and do not indicate any new work that is not listed specifically in the SOW.

That is correct only for reference.

36. Please confirm that the VA will provide all access as need to the TR rooms as needed to complete the project withing the indicated timeline.

Correct, after hours work will need to be schedule at least 7 days in advance to assure access to contractor.

37. In the statement of work, requirement 2.4.2.3 states, “In areas where there are environmental issues (e.g., steam pipes, lack of ventilation, etc.), the use of thermal curtains and additional vents will be considered as a temporary alternative, not permanent resolution”. Is the contractor responsible for designing, submitting, and building a permanent solution? Please confirm that this does not apply to this project.

This do not apply.