About this file

This document is a mechanical schedule for an Expand and Renovate Emergency Department project at the Tucson VAMC. The key details include:

The project requires a new air handling unit (AHU-5) with supply and exhaust fans, air valves, diffusers, grilles, and registers. The AHU will have a total CFM of 55,500, with 7,000 CFM of minimum outside air. It will include features such as a plate energy recovery system, MERV 8/11/14 filters, and direct drive fans with VFDs. Exhaust fans EF-2A and EF-2B will serve the isolation rooms. The document also includes schedules for the variable frequency drives and air distribution devices.

The related federal contract opportunity is Solicitation Number 36c77623r0191 for the Expand and Renovate Emergency Department B50 project at the Tucson VAMC. It is a minor construction solicitation issued by the Department of Veterans Affairs Technology Acquisition Center Austin.

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File Type Posted
50-EP601.pdf PDF
50-M703.pdf PDF
50-A701.pdf PDF
50-A102.pdf PDF
50-EP101.pdf PDF
50-M704.pdf PDF
50-A504.pdf PDF
50-A104.pdf PDF
50-GC102.pdf PDF
50-CU101.pdf PDF
Addendum 1.pdf PDF
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50-A502.pdf PDF
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11 73 00 Ceiling Mounted Patient Lift_Rev.pdf PDF
08 80 00 Glazing_Rev.pdf PDF
50-A401.pdf PDF
50-AC101.4.pdf PDF
50-A303.pdf PDF
50-GC101.pdf PDF
50-MH104.pdf PDF
50-M602.pdf PDF
50-M702.pdf PDF
50-EP602.pdf PDF
01 00 00 Gen Reqs_Rev.pdf PDF
50-MG100.pdf PDF
Technical Questions Spreadsheet - Tucson - Final.pdf PDF
50-A602.pdf PDF
50-M503.pdf PDF
50-CD101.pdf PDF
50-S450.pdf PDF
50-MG701.pdf PDF
50-S310.pdf PDF
50-M701.pdf PDF
36C77623R0191 0003.pdf PDF
36C77623R0191 0002.pdf PDF
36C77623R0191 0001.pdf PDF
Site Visit Sign in Sheet Pg 1 and 2 - Tucson.pdf PDF
Attachment 8 - Architectural Drawings 2 of 2.pdf PDF
Attachment 14 - Mechanical Drawings.pdf PDF
Attachment 6 - Structural Drawings.pdf PDF
36C77623R0191 - 02-22-24.pdf PDF
Attachment 2 - Specifications - 2 of 3.pdf PDF
Attachment 5 - Civil Drawings.pdf PDF
Attachment 20 - Site Visit Instructions.pdf PDF
Attachment 17 - PTube Drawings.pdf PDF
Attachment 7 - Architectural Drawings 1 of 2.pdf PDF
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o n e e ig h th in c h o n e fo o t th re e in c h e s o n e fo o t o n e a n d o n e h a lf in c h e s o n e fo o t o n e in c h o n e fo o t th re e q u a rt e rs in c h o n e fo o t o n e h a lf in c h o n e fo o t th re e e ig h th s in c h o n e fo o t o n e q u a rt e r in c h o n e fo o t

1 2 3 4 5 6 7 8 9

1 2 3 4 5 6 7 8 9

A

B

C

D

E

F

A

B

C

D

E

F

Drawing Title Project Title

VA FORM 08-6231

Office of Facilities Management

U.S. Department of Veterans Affairs

STAMP

Date

Location

Building Number Checked Drawn Drawing Number

Project Number

BID SET

Approved: Director

Approved: Associate Director

Approved: Assistant Director

Approved: Assoc. Director for Patient Care Service/Nurse Executive

Approved: Deputy Assoc. Director of Patient Care Services

Approved: Chief of Staff

Approved: Deputy Chief of Staff

Approved: Chief of Engineering

Approved:

Approved:

ARCHITECT/ENGINEER/CONSULTANTS:

Bancroft Project No.

SAVAHCS, TUCSON, AZ 85723

3300 Dundee Road

Northbrook, IL 60062

T: 847.952.9362

04/30/2024MECHANICAL - SCHEDULES EXPAND AND RENOVATE

EMERGENCY DEPARTMENT B50

50 DGG TE

50-M601

678-331

8-

E X

P A

N D

A N

D R

E N

O V

A T

E E

M E

R G

E N

C Y

D E

P A

R T

M E

N T

B

A

D D

E N

D U

M

MERV 8 &

MERV 11

12 (24x24) 12 (24x24)

85.5 / 60.30 55.0 / 54.0 46 56 0.77 474 668.1 668.1 4 / 12 WATER 6.8 133.0

AIR-TO-AIR

PLATE

MERV 8 106 / 66 75 / 60 86.5 / 60.3 94.5 / 65.6 23.2 62.8 50.2 31.6 / 25 70 / 55 55.3 / 42.6 44.4 / 39.4 40.0 66.6 57.3 MERV 14 12 (24x24) - - 250 3 480 1 THRU 27

TYPE QTY.

LATENT

SENSIBLE

TOTAL

LATENT

SENSIBLE

TOTAL

TYPE QTY.

FLA

(AMPS)

MCA

(AMPS)

MOCP

(AMPS)

PHASE VOLTS

OA

DB/WB

(°F)

RA

DB/WB

(°F)

SA

DB/WB

(°F)

EA

DB/WB

(°F)

EFFECTIVENESS

OA

DB/WB

(°F)

RA

DB/WB

(°F)

SA

DB/WB

(°F)

EA

DB/WB

(°F)

EFFECTIVENESS

PRE

FILTERS

EAT

DB/WB

(°F)

LAT

DB/WB

(°F)

EWT

(°F)

LWT

(°F)

AIR

P.D.

(IN)

AIR

VELOCITY

(FPM)

TOTAL

MBH

SENS.

BH

ROWS /

FPI

FLUID

TYPE

FLUID

P.D.

(FT)

GPM TYPE PREFILTER

SUMMER CONDITIONS WINTER CONDITIONS

CHW COOLING COIL ENERGY RECOVERY (WHEN RUNNING 100% OA)

FINAL

FILTER

ELECTRICAL

NOTES

AIR HANDLING UNIT SCHEDULE (CONTINUED)

3. INTERNAL SPRING VIBRATION ISOLATORS FOR EACH FAN.

2. FIELD VERIFY AHU DIMENSIONS. 5. PROVIDE BACK DRAFT DAMPER AND SHAFT GROUNDING RINGS.

1. OTHER ACCEPTABLE MANUFACTURERS: VA APPROVED EQUALS. 4. ALL CONTROLS, ACTUATORS, & END DEVICES TO BE FIELD PROVIDED & INSTALLED BY BAS CONTRACTOR.

NOTES:

SF-1-1

SF-1-2

MECH RM -

AHU-1

SUPPLY

FAN

TWIN CITY FAN MPLQS 30.3 30.3 33.1 454 2 1 x 2 6,000 3,000 5.7 2.5

DIRECT

DRIVE

2,978 3.97 7.5 3600 3 460 6.46 1,2,3,4,5

MANUFACTURER MODEL H W L BHP / FAN

HP /

FAN

RPM PH VOLT KW

# OF

FANS

# FANS

HIGH

x

# FANS

WIDE

EQUIPMENT TAG LOCATION UNIT FUNCTION

BASIS OF DESIGN

APPROX. OVERALL

DIMENSIONS (IN.)

WEIGHT

PER FAN

(LBS)

FAN ARRANGEMENT

TOTAL

CFM

CFM PER

FAN

TSP

(IN. WG)

ESP

(IN. WG)

TYPE

FAN

RPM

MOTOR

NOTES

FAN SCHEDULE

7. VFD SHALL INCLUDE REAL TIME CLOCK WITH BATTERY BACKUP (INCLUDE 10 YEAR BATTERY). 13. BYPASS SHALL BE FULLY FUNCTIONAL IN THE EVENT OF A VFD FAILURE. BYPASS SHALL NOT RELY ON THE VFD.

6. VFD SHALL BE BTL LISTED FOR BACNET MS/TP, AND ALSO INCLUDE MODBUS AND N2. 12. INCLUDE FAST ACTING DRIVE ISOLATION FUSES.

5. PROVIDE INTERNAL EMI/RFI FILTER PER IEC 61800-3. VFD INPUT AMPS SHALL NOT EXCEED VFD OUTPUT AMPS. 11. BYPASS OPERATION TO AUTO-RESET AFTER A BROWN OUT CONDITION.

4. VFD SHALL INCLUDE ALPHA-NUMERIC KEYPAD INTERFACE, WITH DISPLAY IN PLAIN ENGLISH. FIREMAN'S OVERRIDE FUNCTIONALITY.

3. PROVIDE UL1449 SURGE SUPPRESSION DEVICE. 10. VFD AND BYPASS SHALL BOTH INCLUDE BACnet MS/TP, DAMPER CONTROL AND

SIZED TO 5% EQUIVALENT IMPEDANCE. ALLOWING +30% TO -30% INPUTE VOLTAGE TOLERANCE.

2. AT MINIMUM, VFD SHALL INCLUDE 5% IMPEDANCE VIA 5% AC LINE REACTOR OR DUAL DC CHOKES 9. BYPASS CONTACTORS SHALL BE POWERED BY SWITCH MODE POWER SUPPLY,

1. OTHER ACCEPTABLE MANUFACTURERS: VA APPROVED EQUAL. 8. PHASE LOSS PROTECTION & BROKEN BELT (LOSS OF LOAD) INDICATION WHILE IN BYPASS.

NOTES:

VFD-P-50-2 MECH RM - 342 P 50-2 ABB ACH580-VCR-012A-4 NEMA 1 UNISTRUT 40.2 x 5.4 x 10.6 CIRCUIT BREAKER FVNR (BYPASS SYTLE) 12 7 1/2 1800 60 3 480 1 THRU 13

VFD-P-50-1 MECH RM - 342 P 50-1 ABB ACH580-VCR-012A-4 NEMA 1 UNISTRUT 40.2 x 5.4 x 10.6 CIRCUIT BREAKER FVNR (BYPASS SYTLE) 12 7 1/2 1800 60 3 480 1 THRU 13

VFD-SF-1-2 MECH RM - 147 AHU-1 (SF-1-2) ABB ACH580-PDR-012A-4 NEMA 1 UNISTRUT 24.6 x 6.4 x 12.5 DISCONNECT NONE 12 7 1/2 3600 60 3 480 1 THRU 7

VFD-SF-1-1 MECH RM - 147 AHU-1 (SF-1-1) ABB ACH580-PDR-012A-4 NEMA 1 UNISTRUT 24.6 x 6.4 x 12.5 DISCONNECT NONE 12 7 1/2 3600 60 3 480 1 THRU 7

VFD-EF-2B ELEC RM - 342A EF-2B ABB ACH580-VCR-04A8-4 NEMA 1 UNISTRUT 33.4 x 17.7 x 14.0 CIRCUIT BREAKER FVNR (BYPASS SYTLE) 4.8 3 3500 60 3 480 1 THRU 13

VFD-EF-2A ELEC RM - 342A EF-2A ABB ACH580-VCR-04A8-4 NEMA 1 UNISTRUT 33.4 x 17.7 x 14.0 CIRCUIT BREAKER FVNR (BYPASS SYTLE) 4.8 3 3500 60 3 480 1 THRU 13

MANUFACTURER MODEL H W D HP (MAX.) RPM FREQ (Hz) PHASE VOLT

EQUIPMENT TAG LOCATION EQUIPMENT SERVED

BASIS OF DESIGN

ENCLOSURE MOUNTING

SIZE (IN.)

DISCONNECT BYPASS

MAX. DRIVE

OUTPUT

CURRENT

MOTOR

NOTES

VARIABLE FREQUENCY DRIVES

DISCHARGE VELOCITY. STACK TO BE A MINIMUM 10 FEET ABOVE THE ROOF.

5. CUSTOMIZE WELDED STAINLESS STEEL EXHAUST STACK WITH 3,500 FPM

4. FAN MOTORS AND VFD'S WILL BE INDIVIDUALLY FED APPROPRIATE ZONE CATEGORY C, SHAFT GROUND RINGS AND FLUME STACK.

3. FAN SHALL COME IN STANDARD ENAMEL GREY COLOR. 8. PROVIDE FLANGED INLET AND OUTLET, VIBRATION ISOLATORS FOR SEISMIC BRACING

2. PROVIDE NEMA 3R MAIN DISCONNECT SWITCH. 7. MOTORIZED DAMPER POWER SHALL BE FROM FAN CIRCUIT VIA INTEGRAL TRANSFORMER.

1. OTHER ACCEPTABLE MANUFACTURERS: VA APPROVED EQUALS. 6. PROVIDE VFD RATED MOTOR, SEE VFD SCHEDULE.

NOTES:

EF-2B GREENHECK USF-12

THIRD FLOOR

ROOF

FIRST FLOOR

ISOLATION

ROOMS

UNIVERSAL

SINGLE

WIDTH

DIRECT 292 900 7 38.0 3,552 1.43 3 3500 3 460 BAS 1 THRU 9

EF-2A GREENHECK USF-12

THIRD FLOOR

ROOF

FIRST FLOOR

ISOLATION

ROOMS

UNIVERSAL

SINGLE

WIDTH

DIRECT 292 900 7 38.0 3,552 1.43 3 3500 3 460 BAS 1 THRU 9

MANUFACTURER MODEL HP RPM PHASE VOLT

EQUIPMENT TAG

BASIS OF DESIGN

LOCATION AREA SERVED TYPE DRIVE

WEIGHT

(LBS)

CFM

SP

(IN.)

MAXIMUM

SONES

FAN RPM BHP

MOTOR

CONTROL

TYPE

NOTES

EXHAUST FAN SCHEDULE

EXCEED 0.25" WC. FLOW MEASUREMENT.

INLET TO OUTLET OF VALVE ASSEMBLY SHALL NOT 6. ALL VALVES TO BE CLOSED LOOP CONTROL WITH DEAD ENDED

3. MAXIMUM REQUIRED STATIC PRESSURE DIFFERENTIAL ACROSS. 5. ALL VALVES TO BE FAIL SAFE.

2. MINIMUM NOISE LEVEL SHALL NOT EXCEED 35 NC. AND MAX. CFM SETTINGS. (READILY FIELD ADJUSTABLE)

1. OTHER ACCEPTABLE MANUFACTURERS: VA APPROVED EQUAL. 4. ALL VALVES TO BE PRESSURE INDEPENDENT WITH FACTORY SET MIN.

NOTES:

EAV-1036 CORRIDOR C3 1036, 1036A PHOENIX EXV EXHAUST OPEN

EF-2A

EF-2B

415 8" 7.875 7.875 23.5 1,2,3,4,5,6

EAV-1032 CORRIDOR C3 1032, 1032A PHOENIX EXV EXHAUST OPEN

EF-2A

EF-2B

415 8" 7.875 7.875 23.5 1,2,3,4,5,6

MANUFACTURER MODEL

MAX.

CFM

VALVE

SIZE

INLET SIZE

(IN.)

OUTLET SIZE

(IN.)

LENGTH

(IN.)

EQUIPMENT

TAG

LOCATION AREA SERVED

BASIS OF DESIGN

FUNCTION

FAIL

POSITION

SYSTEM

SERVED

NOTES

AIR VALVE SCHEDULE

16. OPEN AREA ABOVE CC, SF, CART FILTER, HUMI AND DISCHARGE SECTION TO BE CABINET STORAGE AREA. SEE AHU DETAILS ON SHEET 50-M505 FOR REQUIRED SECTIONS AND COMPONENTS.

15. PROVIDE PROTECTIVE SAFETY GRATES ON ALL BOTTOM OPENINGS. BLANK SECTION (HUMIDIFIER), DISCHARGE PLENUM.

14. INNERGYTECH (OR VA APPROVED EQUAL) AIR-TO-AIR FIXED CORE ENERGY RECOVERY WITH BYPASS. MERV 8 & 11 FITLERS (QTY: 12 (24x24)), COOLING COIL, SUPPLY FANS (6), HIGH EFFICIENCY MERV 14 FILTERS (QTY: 12 (24x24)),

13. FACTORY PRESSURE TEST COILS TO 450PSIG. MERV 8 FITLER (QTY: 12 (24x24)), EXHAUST PLENUM WITH DAMPERS, RETURN PLENUM WITH DAMPERS, MIXED AIR PLENUM,

12. SIGHT GLASS 8X8” WINDOWS ON FAN SECTIONS. BOTTOM TIER: MIN AND MAX OUTSIDE AIR DAMPERS, MERV 8 FILTERS (QTY: 12 (24x24), PLATE TO PLATE HEAT EXCHANGER W/ BYPASS DAMPER,

11. FAN AIRFLOW MEASURING PER FAN (6) SUPPLY FANS, (6) EXHAUST FANS. FANS CERTIFIED PER AMCA 210 AND AMCA 300. TOP TIER: EXHAUST DAMPER, RETURN FAN (6), PLATE TO PLATE HEAT EXCHANGER WITH BYPASS DAMPER

10. DIRECT DRIVE PLENUM FANS, MOTOR SHAFT GROUND RING, VFD PER MOTOR, INDIVIDUAL OVERLOAD PER MOTOR. 27. UNIT SHALL HAVE THE FOLLOWING CONFIGURATION: (SEE DETAILS ON DRAWINGS FOR ADDITIONAL INFORMATION)

9. 50,000 HR MOVABLE (MAGNETICALLY ATTACHED) MARINE LED LIGHTS FACTORY WIRED TO EXTERNAL SWITCH WITH GFCI OUTLET. 26. VENTILATED AND CONDITIONED VESTIBULE TO HOUSE FIELD INSTALLED MECHANICAL EQUIPMENT.

8. REFER TO STRUCTURAL DRAWINGS FOR CONCRETE ROOF CURB DETAILS AND LOCATION. 25. PROVIDE RA DAMPERS PER QTY, SIZE AND LOCATION DETAILED.

7. MAGNEHELIC GAGES ACROSS EACH FILTER. 24. PROVIDE MIN OA DAMPER AND MAX OA DAMPER WITH AIRFLOW MEASURING STATIONS.

WITH ONE FACTORY MOUNTED MAIN DISCONNECT. 23. UNIT TO BE SHIPPED IN SECTIONS FOR ASSEMBLY IN FIELD.

6. FACTORY MOUNTED ENCLOSURE CONTAINING A VFD FOR EACH FAN. UNIT SHALL HAVE A SINGLE POINT CONNECTION 22. COORDINATE LEFT HANDED/RIGHT HANDED COIL CONNECTIONS WITH DESIGN DRAWINGS AND EXISTING FIELD CONDITIONS.

5. LOCATE SERVICE VESTIBULE DOUBLE DOORS IN FRONT OF CHILLED WATER COILS FOR EASE OF REMOVAL. 21. ALUMINUM FLOOR, CONTINUOUSLY WELDED WATERTIGHT, 3/16” TREADPLATE, FLOOR DRAINS, THERMAL BREAK BASE, STRUCTURAL STEEL BASE.

4. PRE-INSULATED STAINLESS STEEL DRAIN PAN. 20. PROVIDE FULLY WELDED ASTM STRUCTURAL STEEL BASE FRAME.

3. HINGED ACCESS DOORS AND MARINE LIGHTS AT EACH SECTION. 19. PROVIDE T&B TEST PORTS ON DOORS AND SIDES OF UNIT – FACTORY INSTALLED TO PRESERVE LEAK-TIGHT INTEGRITY OF UNIT CASING.

2. INTERNAL SPRING VIBRATION ISOLATORS FOR SEISMIC BRACING APPROPRIATE FOR SEISMIC ZONE CATEGORY C FOR EACH FAN. THERMAL BREAK CASING. THERMAL BREAKS DOORS.

MUST MEET BUY AMERICAN ACT (BAA). 18. MINIMUM R-VALUE OF R-18 AND MINIMUM 3-INCH FOAM-INJECTED CASING. COMPLETE NO THROUGH-METAL,

1. OTHER ACCEPTABLE MANUFACTURER'S: AIRFLOW EQUIPMENT, ANNEX AIR OR VA APPROVED EQUAL. 17. 2” MERV 8 + 4” MERV 11 PLEATED MEDIA PRE-FILTERS BEFORE COOLING COIL. 12” MERV 14 CARTRIDGE FINAL FILTER.

NOTES:

AHU-5

NEW ADDITION

ROOF (OUTDOOR)

EMERGENCY

DEPARTMENT

TRANE

TCPA

(CUSTOM)

VAV 120 234 535 55,500 7,000 20,170 23,000 10.9 3.5

DIRECT

DRIVE

6 4,698 57.6 3,600 10.0 20,000 6.2 1.5

DIRECT

DRIVE

6 4,020 35.0 3,600 7.5

MANUFACTURER MODEL H W L

DIMENSIONS (IN.)

WEIGHT

(LBS.)

TOTAL

BHP

RPM

HP /

FAN

TOTAL

BHP

RPM

HP /

FAN

EQUIPMENT

TAG

LOCATION AREA SERVED

BASIS OF DESIGN

TYPE OF

SYSTEM

PHYSICAL CHARACTERISTICS

CFM MAX CFM

TSP

(IN. WG)

ESP

(IN.)

TYPE QTY.

FAN

RPM

MOTOR

CFM

TSP

(IN. WG)

ESP

(IN.)

TYPE QTY.

FAN

RPM

MOTOR

GENERAL

MIN.

O.A.

SUPPLY FAN EXHAUST FAN

AIR HANDLING UNIT SCHEDULE

7. REAR OPERATED OPPOSED BLADE BALANCING DAMPER WHERE INDICATED ON DRAWINGS.

6. PROVIDE WITH ANGLE FRAME FOR FIELD WELDING.

5. PROVIDE DAMPER AT NECK.

4. 1/2"x1/2"x1/2" GRID WITH 45 DEGREE BLADES.

3. FINISH AS SELECTED BY ARCHITECT.

2. COORDINATE FRAME TYPE WITH CEILING/WALL TYPE, REFER TO ARCHITECTURAL DRAWINGS.

1. OTHER ACCEPTABLE MANUFACTURERS: VA APPROVED EQUALS.

NOTES:

H

SUPPLY /

RETURN

TITUS SD-SG

MAXIMUM SECURITY SUICIDE

DETERRENT

VARIES STEEL 30 1,2,3,6,7

G EXHAUST TITUS 350F 35 DEG. DEFLECTION REGISTER VARIES ALUMINUM 30 1,2,3

F EXHAUST TITUS 350RL-SS 35 DEG. DEFLECTION REGISTER VARIES

STAINLESS

STEEL

30 1,2,3

E

RETURN /

EXHAUST

TITUS 45F EGG CRATE VARIES ALUMINUM 30 1,2,3,4

D SUPPLY TITUS TRITEC-SS RADIAL AIR DIFFUSION 24"x24"

STAINLESS

STEEL

30 1,2,3

C SUPPLY TITUS 301RL-HD LOUVERED SUPPLY GRILLE VARIES STEEL 30 1,2,3,5

B SUPPLY TITUS OMNI-AA SQUARE PANEL FACE 24"x24" ALUMINUM 30 1,2,3

A SUPPLY TITUS OMNI SQUARE PANEL FACE 24"x24" STEEL 30 1,2,3

MANUFACTURER MODEL

EQUIPMENT

TAG

USE

BASIS OF DESIGN

TYPE

NOMINAL

FACE SIZE

MATERIAL

MAX.

N.C.

NOTES

DIFFUSER, GRILLE, AND REGISTER SCHEDULE

Revisions: Date:

BID SET 05/01/2023

ADDENDUM 1 04/30/2024

1 1 1 1

1 1 1 1 1

Sheets
50-M601 - MECHANICAL - SCHEDULES

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