Exhibit B - NSU Echols Hall DDC Proposal for Mechanical Improvements.pdf

Kenny Kyle May 16, 2023 M & R Project Manager Norfolk State University

Reference: Norfolk State University

Project: ECHOLS HALL MECHANICAL IMPROVEMENTS Project Code: 213-B2122-012

Mr. Kyle, Thermo-Trol Systems, Inc. proposes to provide and install a complete turnkey Automated Logic Corporation

[ALC] BACnet Direct Digital Control [DDC] System in accordance with Section 23 09 00 [Instrumentation and Control for HVAC] and the mechanical plan sheets [dated 6/17/22 titled 90% OWNERS REVIEW]. The ALC BACnet DDC System proposed herein WILL BE comprised of the following Scope of Work:

Materials and labor will be provided for the proposed cost of:

$ 540,750.00 Five Hundred Forty Thousand Seven Hundred Fifty Dollars

LABOR = $ 293,282 MATERIALS = $ 247,468

Proposal Includes Automated Logic DDC Controls

1. Provide seamless interface and graphics to the Norfolk State Campus Control

System, which is Automated Logic WebCTRL and was installed and programmed by Thermo-Trol Systems, Inc.

2. Provide and install ALC DDC controllers for AHU’s AH-1a, AH-1b, AH-1c & AH-1d [typical of 4]

3. Provide an install ALC DDC controllers for AHU’s AH-2a, AH-2b, AH-2c 7 AH2d [typical of 4]

4. Provide and install ALC DDC controllers for AHU’s AH-3a, AH-3b, AH-3c & AH-3d [typical of 4]

5. Provide and install an ALC DDC controller for Air Handling Unit AH-4

6. Provide and install an ALC DDC controller for Air Handling Unit AH-5

7. Provide and install an ALC DDC controller for Air Handling Unit AH-6

8. Provide and install an ALC DDC controller for Air Handling Unit AH-7

9. Provide and install an ALC DDC controller for Air handling Unit AH-8

10. Provide and install ALC DDC controllers for Terminal Unit VAV Boxes with Reheat [typical of 38]

11. Provide and install ALC DDC controllers for Terminal Unit VAV Boxes Without Reheat [typical of 27]

12. Provide and install Duct Mounted Air Temperature Sensors [typical of 116]

13. Provide and install Duct Mounted Air Humidity Sensors [typical of 5]

14. Provide and install Duct Mounted Air CO2 Sensors [typical of 4]

15. Provide and install Automatic Control Damper Actuators [typical of 49]

16. Provide and install Wall Mounted Space Temperature Sensors [typical of 65]

17. Provide and install duct mounted low Limit Freezestats [typical of 17]

18. Provide and install duct mounted Proof-of-Air Flow switches [typical of 44]

19. Provide and install control interface relays [typical of 41]

20. Provide and install Duct Mounted Static Pressure Transmitters [typical of 6]

21. Provide Terminal Unit VAV Box Reheat Coil Control Valves with Electronic

Actuators [typical of 38]

P.O. Box 2775 • 569 Central Drive • Virginia Beach, VA 23454

Class A Cont. #2705035944 • www.thermo-trol.com

757.428.4646

757.428.4030 fax

757.428.4646

757.428.4030 fax http://www.thermo-trol.com/

22. Provide AH-1a – AH-1d Hot and Chilled Water Coil Control Valves with Electronic Actuators [typical of 8]

23. Provide AH-2a – AH-2d Hot and Chilled Water Coil Control Valves with Electronic Actuators [typical of 8]

24. Provide AH-3a – AH-3d Hot and Chilled Water Coil Control Valves with Electronic Actuators [typical of 8]

25. Provide AH-4 Chilled Water Coil Control Valve with Electronic Actuator

26. Provide AH-5 Chilled Water Coil Control Valve with Electronic Actuator

27. Provide AH-6 Hot and Chilled Water Coil Control Valves with Electronic Actuators

28. Provide AH-7 Hot and Chilled Water Coil Control Valves with Electronic Actuators

29. Provide AH-8 Hot and Chilled Water Coil Control Valves with Electronic Actuators

30. Provide ALC DDC System Startup, Sequence of Operation Programming and Graphics Updates

31. Interface AHU Variable Frequency Drives via MODBUS communication. (Typ of

18) VFDs are by others.

32. Perform demolition of AH pneumatic controls and VAV terminal equipment controls (tubing and end devices, excluding valves and actuators)

33. Provide Sixteen [16] Hours of Owner Training

34. Provide a One-Year warranty on all hardware, software and installation

This proposal DOES NOT include the following items:

a. Providing or installing thermometers or pressure gauges

b. Patching, core drilling or trenching

c. Providing Payment or Performance bonds

d. Removal, storage, installation of ceiling tiles, or providing ceiling tiles

e. Providing, installing, or starting up variable frequency drives [mechanical contractor]

f. Providing or installing access doors [mechanical contractor]

g. Providing, installing or wiring of duct mounted HVAC smoke detectors

h. Providing duct mounted HVAC smoke detector-to-building FACP interlock wiring [electrical contractor]

i. Providing or installing automatic control dampers [equipment supplier/existing]

j. Providing or installing Fire/Smoke dampers and actuators [electrical contractor]

k. Providing repair of, or replacement of existing controls not specifically referred to in proposal

l. Installation of hot and chilled water coil control valves [mechanical contractor]

m. Installation of Terminal Unit VAV Box [typical] reheat coil control valves [equipment supplier]

n. Providing or installing Air Handling Unit [typical] factory controls [equipment supplier]

o. Performing any controls work associated with AH-9. (That unit was recently replaced, and ALC controls were updated at that time).

p. Performing any controls work associated with Heating and Cooling Plant Controls.

(Those systems have already been replaced and are not part of this project).

q. Providing or installing starters, or disconnects

r. Providing power source for DDC Control Panels [Electrical contractor]

BID PRICE:

$ 540,750.00 Five Hundred Forty Thousand Seven Hundred Fifty Dollars

Price is valid for 30 days

Estimating Team:

Daryl Beasley John Price