RFIs Log Hemodialysis.pdf

Request for Information (RFI)

Expand and Renovate Hemodialysis Project 546-17-113

RFI NBR Question/ Response

Company Submitted By

Dated Received

1. Question: MH-601 drawing includes a sequence schematic for “Constant Volume Air Termina Unit (CVATU) Control Diagram” and for “Constant Volume Air Terminal Unit Control Diagram”, which includes having unoccupied/night setback mode. Would unoccupied mode be enabled manually by operator, or is the Building Automation system to include occupancy sensors in the space to automatically established unoccupied mode?

N/A

VA Response: Manually

2. Question: MH-502 drawing includes Detail 9 which shows a “TI” which includes the comment, “Temperature indication to ECC see control diagram”. This is interpreted as an immersion temperature sensor on the Chilled Water Return side of the cooling coil which would be integrated to the Building Automation system. However, MH-602 does not show this TI for the controls on the AHU-41. Please confirm whether or not this Immersion Temperature sensor is to be included in the Building Automation controls system.

N/A 8/05/21

VA Response: Yes

3. Question: Is the VA requiring normally open (NO) pressure-independent control (PIC) valves for the Chilled Water Coil on AHU-41?

VA Response: Normally open

4. Question: Is the VA requiring normally closed (NC) pressure-independent control (PIC) valves for the hot water reheat coils on the air terminal unit boxes?

VA Response: Normally closed

5 Question: Is the new controls system required to be integrated to the existing Siemens Desigo CC BMS platform?

VA Response: The new system will have to integrated with the current building management system.

6 Question: MH-002 Air Terminal Unit Schedule shows (6) VAVs that seem to be existing to remain (VV44-10, VV44-11 and VV44-13 through VV44-16). Would these VAVs require new building automation controls? There is a note at the bottom of the schedule requiring sequence work on VV44-10 and VV44-16.

VA Response: Yes, new controls need to be installed

7 Question: Is the VA requiring Ebtron Gold Series airflow measuring stations for AHU-41?

N/A 8/05/21

VA Response: the controls system has to be compatible with current control systems. This will be determined the during the submittal process

8 Question: The scale on the drawings is shown as 1/8=1’, however it is not consistent with the dimensions shown.

Please clarify

N/A 8/05/21

VA Response: Us the current scale listed on drawings.

Clarification will be provided when construction period services is awarded to the A/E firm

9 Question: Please confirm cameras listed on E001 are not used.

N/A 8/05/21

VA Response: If nay cameras are in the space or by exit doors they will be replaced

10 Question: Please advise on responsibilities of keynotes on A100

N/A 8/05/21

VA Response:1 supplied by VA, 3 supplied by VA 6 supplied VA,9 supplied by VA, 14 supplied by VA

11 Question: Please confirm that no type “FEC” light is required above the fire extinguisher located between rooms 138 and 139- EL100

N/A 8/05/21

VA Response: No light required

12 Question: Please confirm that note 15/EP100 in staff toilet 108 should be note 13.

VA Response: Yes should be note 13

13 Question: Please advise on power configuration for room

137. EP100

N/A 8/05/21

VA Response: what are your concerns with the power configuration, please clarify.

14 Question: Per EPD100 calls for panel LEAT-C 1 to be demolished but no mention of panel CLA-2A 150A. E601 depicts panels CLA-2A 150A and LEAT-C to be demolished. while the one line on E602 shows Panel CLA-2A 150A as still existing. Please clarify.

N/A

VA Response: Only panel LEAT-C1 to be demolished. Will clarify with A/E firm when Construction Period Services contract is awarded.

15 Question: 8. MH002- Grille types E1, R!, R1a, T1, T1a are all tagged with note 6 which specifies a “22 x --” rectangular grille. Please clarify.

N/A

VA Response: This needs to be updated when Construction Period services contract is awarded to the A/E firm. This information will be provided during the submittal process

16 Question: 09 06 00 – 12 of the specifications advises the contractor to verify the 4.25x6 wall base. Please clarify.

N/A

VA Response: I will get clarification from A/E firm when the Construction Period services contract is awarded. Be part of the submittal process