657-19-114JB - SOW 657-19-114JB w-JCI Mods 03-15-2021 RSU revised.pdf

PDF 211 KB Posted Mar 19, 2021

Attached to: Z1DA--Connect HVAC Components to BAS PN: 657-19-114JB
Solicitation number: 36C25521R0053-0003
Issued by: Department of Veterans Affairs Veterans Health Administration Veterans Integrated Service Network 15

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Written by GovTribe AI · Dec 27, 2023

This statement of work outlines the scope of work for connecting heating, ventilation, and air conditioning systems to the building automation system at the VA St. Louis Health Care System facilities in Buildings 53 and 3. The contractor will be responsible for extending the existing Metasys facility management system, providing required engineering, hardware, project management and programming for direct digital controls, and installing electrical control wiring, controllers and network hardware. Specific work includes replacing pneumatic field devices and control valves with electronic sensors and actuators, upgrading existing controllers, installing new thermostats and sensors, and connecting fan coil units, reheat coils, air handling units and other HVAC equipment to the automation system. The contractor must complete the work within 330 calendar days at the prices submitted in their bid for the base scope and alternate bid items. The solicitation was issued by the Department of Veterans Affairs Veterans Health Administration VISN 15 for opportunity number 36C25521R0053-0003 to connect HVAC components to the BAS.

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File	Type	Posted
Answer to contractor questions-657-19-114JB.pdf	PDF	Mar 19, 2021
657-19-114JB - ICRA ILSM signed RSU.pdf	PDF	Mar 19, 2021
36C25521R0053 0003.docx	DOCX document	Mar 19, 2021

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VA St. Louis Health Care System Statement of Work: 657-19-114JB Connect Heating, Ventilation, & Air

Conditioning to Building Automation System 6 November 2020

Revised Date: 16 March 2021 Purpose of Project:

The VA St. Louis Health Care System, Jefferson Barracks Division, needs to connect various HVAC systems the VA’s BAS system to improve healthcare, and access to healthcare, for Veteran’s.

Criteria:

All work shall be performed in accordance with solicitation/contract terms and conditions, specifications and drawings, and all applicable VA and local codes. Contractor shall furnish all supervision, tools, labor, materials, equipment, transportation and testing necessary.

Scope of Work for this project shall include the following items:

Building 53:

A) Pricing:

1. Bid Item 1, Base Bid

a. Contractor shall perform all work for 657-19-114JB Connect Heating, Ventilation, & Air Conditioning to Building Automation System at VAMC St. Louis Jefferson Barracks Division as fully described herein the contract documents.

Period of Performance is 330 Calendar Days.

b. Bid Item 1 $________________

2. Bid Item 2

a. All items listed in Bid Item 1 Base Bid with the following modifications. Remove Bldg 53 Demo of Existing Abandoned RHP, Piping, Removal and Replacement of the associated Fin Tube Control Valves, New DDC Thermostat, Power, and Networking. Qty 72 RHP & 32 associated Fin Tube Control Valves (remove Items C.2.c & C.2.d below). Period of Performance is 330 Calendar Days. (Radiant Panels (RHP’s) have been removed and replaced previously with 4-Pipe FCU’s.

NO Demolition or Valve Replacement is required. Existing Electric Action to Remain and Existing Electric Thermostats to be Upgraded to DDC)

b. Bid Item 2: $________________

3. Bid Items 3

a. All items listed in Bid Item 2 with the following modifications. Remove Bldg 53 upgrade of 12 Existing Pneumatic Duct Mounted Reheat Coil Control Valves (1/2” Threaded 3-Way Characterized Ball Valves – Qty 12) to DDC Control

(remove item C.2.a. below). Period of Performance is 330 Calendar Days. Period of Performance is 330 Calendar Days.

b. Bid Item 3: $________________ B) General Scope of Work

1. Extension of the Existing VAMC Metasys Facility Management System to support the existing Mechanical and HVAC Systems in Building 53.

2. Required Engineering, Hardware, Project Management, and programming for the DDC Control System shall be provided by contractor.

3. Electrical Control Wiring for the Panels, Controllers, Devices, and controls Network is provided by contractor.

4. Existing Pneumatic Field Devices and Piping to be removed.

a. Existing Actuators, Temperature Sensors, Pressure Sensors, to be replaced with

New Electronic/DDC Sensors and Actuators.

b. Existing Pneumatic Control Valves to be replaced. Mechanical Contractor to provide required labor, material, insulation, etc. to replace existing with New Valve.

c. See Schedule below (Att. 1) for quantity and service on attached schedule.

5. NO New Mechanical Equipment, Dampers, Fans, VFD’s are provided by contractor.

6. Demolition and mechanical labor are provided by contractor.

7. General trades labor to be included but not limited to the following:

a. General clean up.

b. Core drilling where required to run communications network.

c. Ceiling removal and reinstallation.

d. Cutting or patching existing wall sensor locations. Cover plates to be installed by contractor.

8. NO New control valves will be provided.

a. Qty 12 – ½” Threaded 3-Way Characterized Ball Valves will be replaced which serve Duct Mounted Reheat Coils.

b. Qty 41 – ½” Threaded 3-Way Characterized Ball Valves will be replaced which serve VAV Boxes.

c. NO Control Valves will be replaced under this project serving Fin-Tube or 4-Pipe Fan Coil Units.

9. Existing controls that are not operable or no longer needed (including thermostats) will be removed.

10. Existing Systems which will not be modified under this scope of work include:

a. 53-AH-1

b. 53-AH-2

c. 53-AH-3

d. 53-AH-4

e. 53-AH-5

f. 53-AH-6

g. 2nd Floor North VAV Boxes (Qty 28)

h. 53- Hot Water System

i. 53- Chilled Water System.

11. Existing Systems which are NOT Currently Controlled and will NOT be modified under this scope of work include:

a. Pneumatic Smoke Dampers (Addressed in Recent Fire Alarm Replacement Project)

b. Emergency Generator Ventilation (Addressed in Generator Replacement)

c. Hot Water Unit Heater Work (Stand Alone Electric Stat to remain)

d. Elevator Exhaust Damper Replacement work

e. Cabinet Unit Heaters (Qty 2) (Stand Alone Electric Stat to remain)

f. Duct Mounted Humidifiers (Qty 1)

C) System Specific Scope of Work:

1. Furnishing Network Hardware as required for the addition of the DDC Controls provided under this project. One NAE-55 will be provided. The VAMC to identify Network Switch Location and contractor to run Network cabling as required to Network the New NAE to the VAMC System.

2. Furnishing and installing DDC Controllers for the following:

a. Duct Mounted Reheat Coils w/ Pneumatic Thermostats (Qty 12)

i. Serving First and Second Floors Tagged RHC-1 thru RHC-12.

ii. Replace 3-Way Hot Water Control Valve

iii. Provide DDC Thermostat, Power, and Network

b. VAV Terminal Units: (Qty 41)

i. Existing pneumatic receiver Controller & Stat to be removed

ii. Existing pneumatic hot water reheat coil control valve to be replaced

iii. DDC controller, 24 VAC power, and network

iv. DDC thermostat

v. Discharge air temperature sensor

vi. Volume control damper actuator & flow DPT

c. HRP- Radiant Panel:

i. VAMC disabled all existing HRP radiant ceiling panels

• Any existing related pneumatic stats will be removed, and cover plates installed.

(Radiant Panels (RHP’s) have been removed and replaced previously with 4-Pipe FCU’s. NO Demolition or Valve Replacement is required. Existing Electric Action to Remain and Existing Electric Thermostats to be Upgraded to DDC)

d. 4-Pipe Fan Coil Units – DDC Controls to include: (Qty 72)

i. JCI to Provide new TEC DDC Networked Thermostat to Control existing

FCU Fan, Cooling Coil Control Valve, and Heating Coil Control Valve.

ii. NO Pneumatic Demo is Required

iii. NO Valve Replacement is required.

e. Fin Tube Radiation: (Qty 40 32)

i. Existing pneumatic stat to be removed

ii. Existing pneumatic hot water control valve to be replaced

iii. DDC controller, 24 VAC power, and network

iv. DDC thermostat

D) Items not included:

1. Installation of valves, wells, meters, or Taps.

2. Installation of dampers or Air Flow Measuring Stations.

3. Furnishing or installing starters, variable speed drives or disconnects for HVAC equipment

4. Furnishing or installing Smoke Detection, Fire Alarm System, Fire/Smoke Damper

Controls (by Div. 26)

5. Systems testing & balancing – The prime contractor is responsible for all TAB on this project to assure proper performance for valves that are replaced. The prime contractor shall also rebalance the hot water coils for best comfort and controllability of the new valves.

6. Demolition, premium labor, cutting, patching, or painting

7. Existing VFD Drives to Remain

8. Existing Field Devices are to Remain - Actuators, Temperature Sensors, Relays, CT's, Safeties, Pressure Sensors, control valve, etc.

9. System Shutdowns will be Coordinated/Scheduled with the GC/Owner

10. Contractor will reuse existing Field Device Wiring

11. Contractor will reuse networking where possible.

12. No work with Fire/Smoke Dampers

Building 3:

A) General Scope of Work:

1. Extension of the Existing VAMC Metasys Facility Management System to support the existing Mechanical and HVAC Systems in Building 3.

2. Required Engineering, Hardware, Project Management, and programming for the DDC Control System.

3. Electrical Control Wiring for the Panels, Controllers, Devices, and automated controls Network.

4. Existing Field Devices are to Remain - Actuators, Temperature Sensors, Relays, CT's, Safeties, Pressure Sensors, control valve, etc.

5. NO New Mechanical Equipment, Dampers, Fans, VFD’s are provided by contractor.

6. Demolition and mechanical labor shall be provided by contractor.

7. General trades labor to be included by the contractor for the following:

a. General clean up.

b. Core drilling where required to run communications network.

c. Ceiling removal and reinstallation.

d. Cutting or patching existing wall sensor locations. Cover plates to be installed by contractor.

8. NO new control valves will be provided.

9. Existing controls that are not operable or no longer needed (including thermostats) will be removed.

B) System Specific Scope of Work:

1. Furnishing network hardware as required for the addition of the DDC Controls provided under this project. One NAE-55 will be provided. The VAMC to identify Network Switch location and contractor to run network cabling as required to network the new NAE to the VAMC System.

2. Furnishing and installing DDC controllers for the following:

a. AHU-1 DDC controller upgrade and programming to include: (existing controller to be replaced to support the following field devices)

i. Start/Stop

ii. Status

iii. OA-Damper Control

iv. HW Circulation Pump Start/Stop

v. HW Circulation Pump Status

vi. Hot Water Valve Command

vii. Chilled Water Valve Command

viii. Filter Differential Pressure Sensor

ix. Supply Air Temperature Sensor

x. Freeze Stat

xi. Chilled Water Supply Pressure

xii. Chilled Water Return Pressure

xiii. Hot Water Supply Pressure

xiv. Hot Water Return Pressure

b. AHU-2, 3, 4, & 5 DDC CONTROLLER UPGRADE AND PROGRAMMING TO INCLUDE:

(EXISTING CONTROLLER TO BE REPLACED TO SUPPORT THE FOLLOWING FIELD

DEVICES) (QTY 4)

i. Start/Stop

ii. Status

iii. OA-Damper Control

iv. HW Circulation Pump Start/Stop

v. HW Circulation Pump Status

vi. Hot Water Valve Command

vii. Chilled Water Valve Command

viii. Filter Differential Pressure Sensor

ix. Supply Air Temperature Sensor

x. Freeze Stat

c. Hot Water System - DDC CONTROLLER UPGRADE AND PROGRAMMING TO INCLUDE:

(EXISTING CONTROLLER TO BE REPLACED TO SUPPORT THE FOLLOWING FIELD

DEVICES)

i. Shared panel with chilled water system

ii. Relocate panel to avoid further heat and water damage.

iii. Hot Water Supply Pressure

iv. Hot Water Return Pressure

v. Hot Water Distribution Pump Start/Stop (Qty 2)

vi. Hot Water Distribution Pump Status (Qty 2)

vii. Steam HX-A 1/3 Control Valve – contractor to Replace Valve Actuator with

Spring Returned Close Action

viii. Steam HX-A 1/3 Control Valve – contractor to Replace Valve Actuator with

Spring Returned Close Action

ix. Steam HX-B 2/3 Control Valve – contractor to Replace Valve Actuator with

Spring Returned Close Action

x. Steam HX-B 2/3 Control Valve – contractor to Replace Valve Actuator with

Spring Returned Close Action

xi. Condensate Pump Start/Stop & Status (Qty 2)

d. Chilled Water System - DDC CONTROLLER UPGRADE AND PROGRAMMING TO

INCLUDE:(EXISTING CONTROLLER TO BE REPLACED TO SUPPORT THE FOLLOWING

FIELD DEVICES)

i. Shared Panel with Chilled Water System

ii. Owner has requested Relocation outside of Mechanical Room due to Water and Heat Damage Potential

iii. Chilled Water Supply Temperature

iv. Chilled Water Return Temperature

v. Primary Chilled Water Pump

vi. Chilled Water Distribution Pump VFD Control (Qty 2)

vii. Chiller Enable/Disable

viii. Chiller Status

ix. Chiller Alarm

x. Chilled Water Setpoint Adjust

e. Fan Coil Units – DDC Controller Upgrade and Programming to include: (Qty 66)

i. TEC DDC Networked Thermostats (In Patient Rooms the DDC Thermostat will be mounted up in the Unit and a Tamper Proof Sensor will be located in the space)

ii. Existing FCU to be Controlled by New TEC: This includes:

a. Chilled Water Coil Control Valve

b. Hot Water Coil Control Valve

c. Fan Control

C) Items not included:

1. Installation of valves, wells, meters, or Taps.

2. Installation of dampers or Air Flow Measuring Stations.

3. Furnishing or installing starters, variable speed drives or disconnects for HVAC equipment

4. Furnishing or installing Smoke Detection, Fire Alarm System, Fire/Smoke Damper Controls

(by Div. 26)

5. Systems testing & balancing

6. Demolition, premium labor, cutting, patching, or painting

7. Existing VFD Drives to Remain

8. Existing Field Devices are to Remain - Actuators, Temperature Sensors, Relays, CT's, Safeties, Pressure Sensors, control valve, etc.

9. System Shutdowns will be Coordinated/Scheduled with the GC/Owner

10. Contractor will reuse existing Field Device Wiring

11. Contractor will reuse networking where possible.

12. No work with Fire/Smoke Dampers

Attachment 1: Building 53 HVAC Components

General Location Served ID TAG

Valve GPM Note

First Floor Center/South RHC 1 1 Pneumatic Stat & Valve Replaced w/ DDC First Floor Center/South RHC 2 1.5 Pneumatic Stat & Valve Replaced w/ DDC First Floor Center/South RHC 3 0.5 Pneumatic Stat & Valve Replaced w/ DDC First Floor North RHC 4 ? Pneumatic Stat & Valve Replaced w/ DDC First Floor North RHC 5 1.5 Pneumatic Stat & Valve Replaced w/ DDC First Floor North RHC 6 1.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 7 1.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 8 0.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 9 2.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 10 1.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 11 0.5 Pneumatic Stat & Valve Replaced w/ DDC Second Floor Center/South RHC 12 1 Pneumatic Stat & Valve Replaced w/ DDC Tot 12 Ground Floor Center/South VAV 1 1.5