539-18-101 Addendum 3 Dwgs.pdf

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i l e

P a t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M102B

SECOND FLOOR PLAN AREA B -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL SECOND FLOOR PLAN (AREA B)

JAC GEH

SCALE: 1/8" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

SECOND FLOOR KEY PLAN

NO SCALE

ADDENDUM #2 09/22/20201

ADDENDUM #3 09/24/20202

1. REMOVE EXISTING DUCTWORK TO THIS POINT, CAP AND SEAL

AIRTIGHT.

2. REMOVE EXISTING DUCTWORK AND ASSOCIATED SUPPORTS,

ACCESSORIES, ETC.

3. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

4. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

5. REMOVE EXISTING EXHAUST FAN AND REPLACE WITH NEW.

6. EXISTING EQUIPMENT SUPPORT ROOF CURB TO REMAIN - SECURE

NEW FAN TO EXISTING CURB. REPLACE EXISTING SHEETMETAL

CURB CAP AS REQUIRED AND ENSURE WEATHERTIGHT CONDITION.

7. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

8. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

9. REMOVE EXISTING DX SPLIT SYSTEM CONDENSING UNIT &

ACCESSORIES, AND TURN OVER TO VA A/C SHOP. REMOVE

ASSOCIATED POWER & CONTROL WIRING, ROOF SUPPORTS, ETC.

10. REMOVE EXISTING DX SPLIT SYSTEM INDOOR UNIT AND

ASSOCIATED PIPING, WIRING, THERMOSTAT, CONDENSATE PUMP,

ETC. AND TURN OVER TO VA A/C SHOP.

11. REMOVE EXISTING STERILIZER AND ASSOCIATED UTILITIES,

INCLUDING POWER & CONTROL WIRING, STEAM/CONDENSATE/

DRAIN PIPING, ETC.

12. REMOVE EXISTING DUCTWORK THRU SLAB TO FLOOR BELOW -

REFER TO SHEET 1-M101B FOR CONTINUATION. INFILL OPENING IN

FLOOR SLAB TO MATCH EXISTING - REFER TO SLAB INFILL DETAIL

ON STRUCTURAL DRAWINGS.

13. REMOVE EXISTING DUCTWORK TO UNDERSIDE OF SLAB, CAP AND

SEAL AIRTIGHT.

14. REMOVE EXISTING EXHAUST AIR HOOD AND REPLACE WITH NEW

EXHAUST FAN.

15. EXISTING ROOF CURB TO REMAIN. REMOVE EXISTING DUCTWORK

TO BELOW ROOF LEVEL AND PROVIDE DUCT TRANSITION IN

VERTICAL TO CONNECT EXISTING DUCTWORK TO INLET OF NEW

FAN. PROVIDE INSULATED CURB ADAPTER AS REQUIRED TO

SECURE NEW EXHAUST FAN TO EXISTING ROOF CURB.

16. PROVIDE SHEETMETAL BLANKOFF OVER OPENING IN EXISTING

DUCT, AND ENSURE AIRTIGHT SEAL.

17. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

18. PROVIDE POLYMER PARTICLE SEALANT APPLIED FROM THE INSIDE

OF THE DUCT, FOR THIS ENTIRE EXISTING DUCT SYSTEM

(ASSOCIATED FAN INDICATED), INCLUDING VERTICAL RISERS, ALL

HORIZONTAL MAINS & BRANCHES, ETC. BLOCK ALL FANS, AIR

DEVICES, AND OTHER DUCT-MOUNTED EQUIPMENT &

ACCESSORIES DURING SEALING PROCESS. APPLICATION OF

INTERNAL SEALANT SHALL TAKE PLACE AFTER ALL DUCTWORK

DEMOLITION FOR THIS SYSTEM IS COMPLETE, BUT PRIOR TO FAN &

DUCT SYSTEM AIR BALANCE. PROVIDE COMPUTER GENERATED

ANALYSIS SUMMARIZING THE RESULTS.

19. REMOVE EXISTING REFRIGERANT PIPING AND ASSOCIATED

SPECIALTIES, SUPPORTS, ETC.

20. PROVIDE CRITICAL SPACE MONITOR FOR ROOM INDICATED. REFER

TO SHEET M701 FOR CONTROLS.

21. EXISTING STANDALONE CRITICAL SPACE MONITOR TO REMAIN -

INTEGRATE EXISTING MONITOR TO BUILDING AUTOMATION

SYSTEM.

22. REMOVE EXISTING CRITICAL SPACE MONITOR AND ASSOCIATED

WIRING, ACCESSORIES, ETC. PATCH WALL TO MATCH EXISTING, OR

PROVIDE WALL COVERPLATES OVER JUNCTION BOXES.

23. NOTE DELETED.

24. REMOVE EXISTING EXPOSED DUCT DROP TO NEAR COUNTERTOP

SURFACE, AND CAP.

25. TURN COOLING COIL CONDENSATE DRAIN PIPE DOWN IN THIS

LOCATION AND TERMINATE A MINIMUM OF 1" BELOW RIM OF

EXISTING JANITOR SINK.

26. PROVIDE VALVED & CAPPED PIPE STUBS FOR FUTURE

CONNECTION.

27. REMOVE EXISTING DUAL DUCT AIR TERMINAL UNIT AND

ASSOCIATED DUCTWORK, SUPPORTS, CONTROLS, ACCESSORIES,

ETC.

28. REMOVE EXISTING DUCTWORK TO THIS POINT FOR RECONNECTION

IN NEW WORK.

29. FASTEN EXISTING DUCT ACCESS DOOR CLOSED TO ENSURE

AIRTIGHT SEAL. PROVIDE RECTANGULAR TO ROUND DUCT

TRANSITION TO CONNECT TO INLET OF NEW FAN, AND PROVIDE

RIGID INSULATION AND ALUMINUM JACKETING ON ALL EXTERIOR

DUCTWORK ASSOCIATED WITH THIS FAN. INSULATION SHALL BE

DISCONTINUOUS AT ACCESS DOOR AND SHALL NOT INTERFERE

WITH OPERATION OF DOOR.

30. EXISTING EXHAUST FAN TO REMAIN.

31. EXISTING PATHOLOGY GROSSING HOOD TO REMAIN, REBALANCE

HOOD PER SPECIFICATIONS. HOOD SHALL BE RE-CERTIFIED TO

APPLICABLE STANDARDS (AABB, NEBB, NSF / ANSI 49 WITH

APPROVED STICKER ATTACHED TO HOOD. CERTIFICATION OF

HOODS SHALL BE COMPLETED BY A AACB OR NEBB CERTIFIED

COMPANY WITH FUME HOOD CERTIFICATION EXPERIENCE.

32. BALANCE EXISTING SUPPLY AIR DUAL DUCT TERMINAL UNIT TO CFM

INDICATED.

33. EXISTING EXPOSED EXHAUST DUCT DROP WITH MANUAL BALANCE

DAMPER TO REMAIN - BALANCE DUCT BRANCH TO CFM INDICATED.

PLAN NOTES

DN

UP

UP

DN

Lab

B211

Equipment

Storage

Storage

A228B

Eto. Room

B208A

Mech.

A228C

Nuclear

Med. Sec.

C200

Reading

C202

CAT Scan

Uptake

Prep Bay

C204A

Uptake

Area

C204B

Uptake

Prep Room

C204C

PET/CT

Scanner

C204D

Echo Room

C252

Echo Room

C251

Echo Rm

C250

I.V. Prep

Rm.

C207

Control

Room

C204E

Tlt.

File Rm.

C200B

Chief Off.

C200A

Reading

Rm.

C250A

Chief Off.

C200C

Stair 4

S*2*4

Ana

Path

Gross

Room

B215

Office

B216

Cytology

B217

Hist

Proces/

Special

Staining?

B218

Supervisor

B219

Tissue Lab

B220

Sig. Clos.

B221

Tele.

B222

Off.

B223

Sec.

B224

Operatory

B225

Operatory

B226

Dental Lab

B227

Stor.

B228

Dental

Operatory

B229

Dental

Hygeine

B230

Oral Surg.

B231

Dental X

Ray Room

B232

Off.

B233

Corridor

C*2*24

Lab Office

B235

TB/ MYC

Lab

B210B

TB/ MYC.

Lab

B210C

ISO

B210D

ISO

B210E

Tele.

B210A

Lab

B211A

Cold Rm.

B211B

Ante

A235A

Dispatch

Area

A236A

Clean

Supplies

B201

F. Tlt.

B203A

M. Lkrs.

B202

Slide Stor.

B202A

F. Lkrs.

B203

Dir. Off.

B205Off.B207A

Elec.

B206

Corr

C*2*17

Off.

B207B

Off.

B207C

Pathology

Off.

B209

Micro

Reading

B208

Break

Room

B210

HAC

B204

Corridor

C*2*5

Stair 3

S*2*3

Waiting

Rm.

B224A

Oral Surg.

B231A

Off.

B233A

Stor.

B233B

Elec.

B233C

Off.

B235A

Tele.

B221C

Office

B234A

Lab

B234B

Lab

B234C

Off.

B234D

Cancer

Registry

B234E

Chief

B234F

Off.

B234G

Off.

C244

Stor.

C245

Exam

C246

EKG Rm.

C247

Tlt.

C248

Clos

C229E

Utility Room

B229A

Office

B235B

Storage

B208B

A/C Shaft

EF-149E

Up to 1-EF7

Up to 1-EF8

Up to 1-EF9

Up to 1-EF10

Hood

Hood

Hood

Hood

Up to

EF-30E

Down to 1st

Up to

EF-32E

Up to

1-EF15

Down to 1st

Up to

EF-73E

EF-155E

EF-152E

EF-150E

Up to

EF-74E

EF-74E

Serving

Sterilizer

M A

T C

H

L

I N

E

MATCH LINE

1-EF38

1-EF67

1-EF70

1-EF74

1-EF69

1-FCU1

1-FCU3

1-FCU2

68"x12"

40"x10" 7

68"x12"

16"x8"

25"x13"

3 3 3

1-EF18

14 15

Mech.

A228C

B217

B219

Dir. Off.

B205Off.B207A

Elec.

B206

Corr

C*2*17

Off.

B207B

Off.

B207C

Pathology

Off.

B209

Micro

Reading

B208

HAC

B204

Storage

B208B

7"Ø

9"Ø

7"Ø x x x

9"x6"

10"x8"

Ø

9"Ø

7"Ø

CD1-8"Ø

CD1-8"Ø

CG3-24x24

CG3-24x24

T

T

T

CG3-24x24

1-EF6

B210D

B210C

B211

6"x10"

6"Ø

CG3-24x24 x

CD1-8"Ø

CD1-8"Ø

CD1-8"Ø

6"x10"

10"x12" x

10"x12"

8"x10"

Ø

CD1-10"Ø

x

6"Ø

14 A236A

D

D

D

D

D

D

1 1

0.75"

CG1-24x12

32 32 190 190

N

N

N

P

C H

S

C H

R

B211

N

2.5"

0.75"

C H

S

C H

R

2.5"

CD2-6"Ø

CD2-6"Ø

CD2-6"Ø

CD2-6"Ø

CD2-6"Ø

CD2-6"Ø

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

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Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M103B

THIRD FLOOR PLAN AREA B -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL THIRD FLOOR PLAN (AREA B)

JAC GEH

SCALE: 1/4" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

THIRD FLOOR KEY PLAN

NO SCALE

1 ADDENDUM #3 09/24/2020

8"Ø

Up to

1-EF7

Up to

1-EF8

Up to

1-EF15

Up to

EF-32E

Up to

1-EF17

Up to

EF-30E

Up to

EF-29E

Down to 2nd

Down to 2nd

Down to 2nd

Up to

1-EF34

Up to

EF-73E

Up to

EF-74E,

Down to 2nd

Down to 2nd

Up to

1-EF35

Up to

1-EF36

Up to

1-EF41

EF-127E

Up to

1-EF9

M A

T C

H

L

I N

E

MATCH LINE

UP

UP

UP

UP

UP

DN

DN

UP

De-Con

Office

B305B

Office

B305A

Storage

B308A

Office

B305C

Conf Rm.

B305D

Vendor

Drop Off

B304

Cool Down

Cart

B307B

Steam

Equip Rm.

B307A

Open Office

B305

Ante Rm/

Clean Exit

B307

Elec

B306

Classroom

B308

Nurse

Educator

B309

Stor.

B310

Office

B311

Office

B310A

Conf.

B310B

Off.

B311A

Off.

B311B

Lounge

B311C

Asst. Ch.

B311D

Asst. Ch.

B311E

Adm. Off.

B311F

Word Proc.

B311G

Off.

B311H

Chief Nurse

B311I

Research

Off.

B312

Off.

B312A

Sig.

B312B

Elec.

B312C

Stair 3

S*3*3

Nursing

Conf.

B314

F. Tlt.

B315

Stor.

B316

Eq. Stor.

B317

Res. Stor.

B318

Stor.

B319

Classroom

B320

Office

B321

Off.

B319A

Off.

B319B

Off.

B319C

Off.

B319D

Stor.

B321A

Classroom

B321B

Work Area

B320A Stor.

B320B

Stor.

B319E

Stair 4

S*3*4

Stor.

B311M

Corridor

C*3*5

Learning

Exchange

B322

Work Area

B322A

Work Area

B322B

Elec.

B322C

Pat. Dining

B325

Family

Waiting

B326

Consult

C301

Break Rm.

C302

Patient Tlt.

C303

Corridor

C*3*6

Patient Rm.

C304L

Patient Rm.

C304M

Patient Rm.

C304N

Patient Rm.

C304O

Off.

C360

EMS/

Lockers

C361

Soil

C357

Storage

C358

HAC

C359

HAC

Db. Wtr

B302

Tlt.

C302A

A/C Shaft

Room

B303B

Room

B307E

Up to

1-EF10

x x x x

20"x14" x x

8"x8"

10"x10" x

8"x8"

12"x10" x x

22"x8" x

16"x14"

18"x10"

10"x6"

18"x18"

42"x12"4 x x

7 1-EF6

B307A

8B307E

B307C

B303

C H

S

C H

R

2.5"

CG1-24x12

D

P

1"

N

N

N

1. REMOVE EXISTING DUCT TO THIS POINT, CAP AND SEAL AIRTIGHT.

2. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

3. EXISTING CONCEALED DUCTWORK TO BE ABANDONED IN PLACE.

4. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

5. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

6. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

7. PROVIDE POLYMER PARTICLE SEALANT APPLIED FROM THE INSIDE

OF THE DUCT, FOR THIS ENTIRE EXISTING DUCT SYSTEM

(ASSOCIATED FAN INDICATED), INCLUDING VERTICAL RISERS, ALL

HORIZONTAL MAINS & BRANCHES, ETC. BLOCK ALL FANS, AIR

DEVICES, AND OTHER DUCT-MOUNTED EQUIPMENT & ACCESSORIES

DURING SEALING PROCESS. APPLICATION OF INTERNAL SEALANT

SHALL TAKE PLACE AFTER ALL DUCTWORK DEMOLITION FOR THIS

SYSTEM IS COMPLETE, BUT PRIOR TO FAN & DUCT SYSTEM AIR

BALANCE. PROVIDE COMPUTER GENERATED ANALYSIS

SUMMARIZING THE RESULTS.

8. PROVIDE CRITICAL SPACE MONITOR FOR ROOM INDICATED. "P"

INDICATES POSITIVE PRESSURE ROOM, "N" INDICATES NEGATIVE

PRESSURE ROOM - REFER TO SHEET M701 FOR CONTROLS.

9. NOTE DELETED.

10. REMOVE EXISTING DUCT TO THIS POINT FOR RECONNECTION IN

NEW WORK.

11. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

12. EXISTING DUCTWORK TO REMAIN.

13. CONNECT NEW CHILLED WATER SUPPLY & RETURN PIPES TO

EXISTING VERTICAL CHILLED RISERS IN SHAFT.

14. REMOVE EXISTING EXHAUST GRILLE ABOVE LAY-IN CEILING, AND

EXTEND EXISTING DUCT TO CONNECT TO NEW AIR DEVICE IN LAY-IN

CEILING. PROVIDE MANUAL BALANCE DAMPER IN NEW DUCT.

15. PROVIDE VALVED & CAPPED PIPE STUBS FOR FUTURE CONNECTION.

16. EXISTING SIDEWALL GRILLES AND ASSOCIATED CONCEALED

EXHAUST DUCTWORK TO BE ABANDONED IN PLACE.

17. EXISTING CEILING IS BEING REPLACED - REFER TO ARCHITECTURAL

DRAWINGS. REMOVE EXISTING SUPPLY DIFFUSER AND REINSTALL

IN NEW CEILING GRID, CENTERED WITHIN A NEW CEILING TILE.

18. ROUTE DRAIN PIPE DOWN TO 1ST FLOOR IN A/C SHAFT. REFER TO

SHEET 1-M101B FOR CONTINUATION.

PLAN NOTES

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

1-FCU4

CD1-10"Ø

CG3-24x24

T

10"x12"

Nursing

Conf.

B314

6"Ø x

C H

S

C H

R

D

D

0.75"

1"

2.5"

CD2-6"Ø

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EXPIRES: 12/31/2021

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DREW

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KOENIG

AutoCAD SHX Text A.

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Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M104A

FOURTH FLOOR PLAN AREA A -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL FOURTH FLOOR PLAN (AREA A)

THIRD FLOOR ROOF AREA.

SEE SHEET 1-M104E FOR

WORK IN THIS AREA.

JAC GEH

SCALE: 1/4" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

FOURTH FLOOR KEY PLAN

NO SCALE

1 ADDENDUM #3 09/24/2020

1. REMOVE EXISTING DUCTWORK AND ASSOCIATED ACCESSORIES,

SUPPORTS, ETC.

2. REMOVE EXISTING DUCTWORK TO THIS POINT, CAP AND SEAL

AIRTIGHT.

3. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

4. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

5. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

6. DISCONNECT AND REMOVE EXHAUST DUCT FROM EXISTING FUME

HOOD.

7. REMOVE EXISTING SPLIT SYSTEM INDOOR UNIT AND ASSOCIATED

DUCTWORK, PIPING, ACCESSORIES, SUPPORTS, CONTROLS,

WIRING, ETC.

8. REMOVE EXISTING REFRIGERANT PIPING AND ASSOCIATED

SPECIALTIES, SUPPORTS, ETC.

9. REMOVE EXISTING SPLIT SYSTEM CONDENSING UNIT AND

ASSOCIATED PIPING, ACCESSORIES, SUPPORTS, CONTROLS,

WIRING, ETC.

10. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

11. REMOVE EXISTING AIR DEVICE INSTALLED IN PLASTER CEILING.

PROVIDE SHEETMETAL CAP OVER OPEN END OF ACTIVE EXHAUST

DUCT, INSTALLED FLUSH WITH CEILING, AND ENSURE AIRTIGHT

SEAL.

12. PROVIDE POLYMER PARTICLE SEALANT APPLIED FROM THE INSIDE

OF THE DUCT, FOR THIS ENTIRE EXISTING DUCT SYSTEM

(ASSOCIATED FAN INDICATED), INCLUDING VERTICAL RISERS, ALL

HORIZONTAL MAINS & BRANCHES, ETC. BLOCK ALL FANS, AIR

DEVICES, AND OTHER DUCT-MOUNTED EQUIPMENT &

ACCESSORIES DURING SEALING PROCESS. APPLICATION OF

INTERNAL SEALANT SHALL TAKE PLACE AFTER ALL DUCTWORK

DEMOLITION FOR THIS SYSTEM IS COMPLETE, BUT PRIOR TO FAN &

DUCT SYSTEM AIR BALANCE. PROVIDE COMPUTER GENERATED

ANALYSIS SUMMARIZING THE RESULTS.

13. REMOVE EXISTING AIR DEVICE INSTALLED IN PLASTER CEILING.

PROVIDE SHEETMETAL COVERPLATE OVER CEILING OPENING,

PAINTED TO MATCH EXISTING CEILING.

14. PROVIDE CRITICAL SPACE MONITOR FOR ROOM INDICATED. REFER

TO SHEET M701 FOR CONTROLS.

15. EXISTING EXHAUST FAN TO REMAIN.

16. EXISTING OUTSIDE AIR DUCT TO REMAIN.

17. EXISTING CHILLED WATER PIPING TO REMAIN.

18. EXISTING CONDENSING UNIT AND ASSOCIATED REFRIGERANT

PIPING, ETC. TO REMAIN.

19. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

20. EXISTING DUCTWORK TO BE ABANDONED IN PLACE ABOVE HARD

(PLASTER) CEILINGS.

21. EXISTING CONDENSATE DRAIN PIPING TO REMAIN.

22. ALL WORK ASSOCIATED WITH THIS CRITICAL SPACE MONITOR

SHALL BE DELETED FROM THE PROJECT SCOPE UNDER DEDUCT

ALTERNATE #1.

23. ALL WORK ASSOCIATED WITH THIS CRITICAL SPACE MONITOR

SHALL BE DELETED FROM THE PROJECT SCOPE UNDER DEDUCT

ALTERNATE #2.

PLAN NOTES

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

UP UP

DN

UP

DN

Reception

A400

Interview

A401

Interview

A401A

Reception

A401B

Interview

A402A

HAC

A403

Stor.

A404

Med Room

A405

Exam Rm. 2

A406

Exam Rm.

A407

Exam Rm.

A408

Exam Rm.

A409

Exam Rm.

A410

Exam Rm.

A411

Exam Rm.

A412

Exam Rm.

A413

Exam Rm.

A414

Exam Rm.

A415

Exam Rm.

A416

Exam Rm.

A417

Stor.

A418

Elec.

A418A

Stor.

A420 Staff Tlt.

A421

HSRD

Office

A422

Dr's

Off.

A423

HSRD

Off.

A424

Oncology

Pharmacy

Sattelite

A425

Chemo

Prep.

A425A

IRM Office

A427

Stair 2

S*4*2

HSRD

Off.

A424A

Comp.

Training

A430

Comp.

Specialist

Off.

A431

Service

Lobby

A436

Computer

Off.

A440

Chief Rm.

A441

Res. Off.

A442

Stair 1

S*4*1

IRM

Storage

(Hdwr)

A444

Elec.

A445

Toilet

A446

Toilet

A446A

IRM

Storage

(Comm)

A445A

Infusion

A449

Tlt.

A449A

Stair 5

S*4*5

Elec.

A459 Stor.

A460

Soil. Util.

A461

CL. Lin.

A462

Exam

A463

Exam 2

A464

Exam 4

A465

Exam 6

A466

Exam 8

A467

Exam 10

A468

Exam 9

A469

Exam 7

A470

Exam 5

A471

Exam 3

A472

Exam 1

A473

Exam

A474

KIT.

A475

Supp.

A476

HAC

A477

Waiting

A478

Tlt.

A474A

Waiting

A402B

Trash

Chute

A435

Stor.

A436A

Elec.

A436B

Comp. Rm.

A437C

Stor.

A444A

Tlt.

A464A

Tlt.

A473A

Tlt.

A465A

Tlt.

A471A

Tlt.

A467A

Tlt.

A470A

Corridor

C*4*2

HSRD

Off.

A424E

HSRD

Off.

A424D

Common

Area

A424C

Dir.

Off.

A424B

Dr's

Off.

A423A

Social

Worker

A422A

HSRD

Off.

A424F

HSRD

Off.

A424G

Neuro.

Res.

A442A

Corridor

C*4*1

Elec.

A424H

Stor.

A416A

Stor.

A414A

Stor. A413A

Stor.

A410A

Stor.A408A

Stor.A407A

A/C Shaft

A/C Shaft

A406A

Stor.

C o r r i d o r

C

Corridor

C*4*4

1-EF1 Riser

EF-6E

Riser

EF-10E

Riser

Continued on 3rd floor drawing

Down to

Basement

Electrical Room

EF-36E

LOUVER

EF-123EChemo hood connected to EF duct

M A

T C

H

L

I N

E

MATCH LINE

1-EF54

1-EF53

1-EF19

1-EF20 1-EF21

8"x8"

22"x8"

10"x8"

16"x8" x x x

15"x5"

10"x5"

18"x10"

15"x8"

5 5

10 10

11 11

25"x8"

4"x5"

7"x5"

26"x8"

12"x6" x x x

60"x18"3

Open to plenum

1-EF3

1-EF3

12 1-EF3

A449

A476

P

N

10 50

10 50

10 50

10 50

10 50

10 50

1-FCU6

T

Oncology

Pharmacy

Sattelite

A425

Chemo

Prep.

A425A

C

Elec.

A424H

CD1-8"Ø

0.75"

CD1-8"Ø

x x

CHR

CHS

CG3-24x24

CG3-24x24

D

1"

CD2-6"Ø

CD2-6"Ø

AutoCAD SHX Text

EXPIRES: 12/31/2021

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Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M104D

FOURTH FLOOR PLAN AREA D -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL FOURTH FLOOR PLAN (AREA D)

THIRD FLOOR ROOF AREA.

SEE SHEET 1-M104-E FOR

WORK IN THIS AREA.

JAC GEH

SCALE: 1/4" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

FOURTH FLOOR KEY PLAN

NO SCALE

1 ADDENDUM #3 09/24/2020

1. REMOVE EXISTING DUCTWORK AND ASSOCIATED ACCESSORIES,

SUPPORTS, ETC.

2. REMOVE EXISTING AIR VALVE AND ASSOCIATED DUCTWORK,

CONTROLS, WIRING, SUPPORTS, ACCESSORIES, ETC. AND TURN

OVER TO COR.

3. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

4. REMOVE EXISTING DUCTWORK THRU ROOF TO FLOOR BELOW -

REFER TO SHEET 1-M103D FOR CONTINUATION. PROVIDE

INSULATED SHEETMETAL CAP ON EXISTING ROOF CURB, AND SEAL

WEATHERTIGHT.

5. EXISTING EXHAUST FAN TO REMAIN.

6. EXISTING HEPA FILTER HOUSING AND ASSOCIATED DUCTWORK TO

REMAIN.

7. REMOVE EXISTING EXHAUST FAN AND REPLACE WITH NEW.

8. EXISTING ROOF CURB TO REMAIN. REMOVE EXISTING DUCTWORK

TO BELOW ROOF LEVEL AND PROVIDE DUCT TRANSITION IN

VERTICAL TO CONNECT EXISTING DUCTWORK TO INLET OF NEW

FAN. PROVIDE INSULATED CURB ADAPTER AS REQUIRED TO

SECURE NEW EXHAUST FAN TO EXISTING ROOF CURB.

9. INFILL EXISTING EXTERIOR WALL OPENING TO MATCH EXISTING.

10. REMOVE EXISTING 8"x8" DUCT AND REPLACE WITH 12"x8" DUCT IN

SAME PLACE.

11. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

12. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

13. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

14. EXISTING HEPA FILTER/FAN UNIT TO REMAIN.

15. EXISTING OUTSIDE AIR DUCT TO REMAIN.

16. EXISTING CHILLED WATER PIPING TO REMAIN.

17. NOTE DELETED.

18. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

19. REMOVE EXISTING DUCTWORK TO THIS POINT, CAP AND SEAL

AIRTIGHT.

20. EXISTING CONDENSATE DRAIN PIPING TO REMAIN.

PLAN NOTES

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

DN

UP

Stair 5

S*4*5

Sub. Lab.

A453

Pharm.

A454

Exam

A455

Elec.

A456

Stor.

A457A

S.B.

A457B

Tlt.

A457C

D.B.

A457D

Proc.

A457E

Nurse

Station

A457F

Lab.

A457G

Exam

A458

Exam

A458A

Exam

A458B

Exam

A458C

Elec.

A459

GCRC

Corridor

A457

Tlt.

A457H

EF-52E

1-EF92

EF-78E

EF-43E

EF-124E

M A

T C

H

L

I N

E

MATCH LINE

1-EF25

1-EF26

1-EF27

1-EF22

1-EF24

2 2

2 7

7 8

7 8

3 4

7 8

3 9

12"x8"

60"x18" 11

12 14

13 13

1EF-85

1EF-86

1EF-87

1EF-88

1EF-89

1EF-90

1EF-91

1-FCU5

Elec.

A459

T

CG3-24x24

CD1-8"Ø

5"Ø

2" 4"Ø

0.75"

CHS

CHR

CD1-8"Ø

x

CG3-24x24 x

D

1"

4"Ø

CD2-6"Ø

CD2-6"Ø

AutoCAD SHX Text

EXPIRES: 12/31/2021

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DREW

AutoCAD SHX Text

KOENIG

AutoCAD SHX Text A.

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Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M105A

FIFTH FLOOR PLAN AREA A -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL FIFTH FLOOR PLAN (AREA A)

JAC GEH

SCALE: 1/4" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

FIFTH FLOOR KEY PLAN

NO SCALE

ADDENDUM #2 09/22/20201

ADDENDUM #3 09/24/20202

1. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

2. EXISTING OUTSIDE AIR DUCT WITH MANUAL BALANCE DAMPER -

BALANCE TO CFM INDICATED.

3. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

4. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

5. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

6. REMOVE EXISTING AIR DEVICE, CAP DUCT AT MAIN AND SEAL

AIRTIGHT.

7. REMOVE DUCTWORK TO THIS POINT, CAP AND SEAL AIRTIGHT.

8. EXISTING EXHAUST FAN TO REMAIN.

9. REMOVE EXISTING DUCTWORK, AND REPLACE WITH NEW 10"x8"

DUCT IN SAME PLACE.

PLAN NOTES

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

A519A

Bath

A522A

Bath

A520A

Bath

A521A

Bath

A522

S.R.

A521

D.R.

A520

D.R.

A519

S.R.

M A

T C

H

L

I N

E

DN

UP

Work Room

Exam

Room 5

A555

Clos.

A556

Exam

Room 4

A557A

Surgery

Office

A557B

Procedure

Room

A557C

Procedure

Room

A557D

Exam

A558

Class Rm.

A564

Exam 7

A566

Exam 6

A567

Exam 5

A568

Exam 4

Exam 3

Exam 2

Exam 1

Staff

Physician

Pgm. Supp.

Asst.

Soil

A562

HAC

A562A

Stor.

A563A

Pain Nurse

A563

Stor.

A564A

Stor.

A565A

Supp Clos

A567A

Tlt.

A570A

Tlt.

A573A

Corridor

C*5*4

Telesurgery

Office

A554

Tlt.

A553

Skin and

Wound

Care Clinic

A551

Waiting

Area

A550

Closet

A551A

Stor.

A551B

Stair 5

S*5*5

B538

Office

B539

Chief Office

B540

Adm. Asst.

A540

Adm Asst.

A541

Chief Med.

Svc.

Dirty

Equip

A537B

Storage

A537E

Clean

Supply

A537D

Oxygen

Storage

Equipment

Room

A537C

Corridor

C*5*1

Closet

A554A

Tlt.

A571A

A535A

HAC

A535

Tr. Ch.

Db. Wtr.

A539

Waiting

Area

A559

Clerk

A559A

Elec.

A560

Tele A561

Corridor

A516

Elec

A514

Elec.

C*5*2

A574

Office

C*5*3

Corridor

A546

Elec.

A549

Work Rm.

A546A

Sig. Clos.

A542

S*5*1

Stair 1

A577

Toilet

A575

A573

A572

A571

A570

A569

A527A

Bath

A545

HAC

A545A

Stor

A544

Stor

A537F

A537A

Elec.

A536

Lobby

Service

A501A

Bath

A502A

Bath

A526A

Bath

S*5*2

Stair 2

A517A

Bath

A518A

Bath

A523A

Bath

A512A

Bath

A511A

Bath

A528

Manager

Nurse

A527

D.R.

A526

D.R.

A525

Linen

Clean

A524

Storage

A523

D.R.

A522

S.R.

A519

S.R.

A518

D.R.

A517

D.R.

A515

Soil. Util.

A512

Pressure

S.R. Neg.

A511

Pressure

S.R. Neg.

A502

D.R.

A501

D.R.

A503

Supply

Clean

A504B

Bath

C-5-3

Corridor

A5096

Stair #11

A5091B

Anteroom

A5092B

Anteroom

C-5-4

Corridor

A5092A

Toilet

A5091A

Toilet

A5090A

Toilet

A5089A

Toilet

A5088A

Tlt.

A5086A

Toilet

A5099A

Toilet

A5098A

Toilet

A5097A

Toilet

A513

Staff Tlt

A505

Meds

A582

Office

A509

Telem.

A510

Lounge

Staff

A580

Consult

A579

Therapy

Physical

A581

HUC

A578

Lounge

Family

A5084

HAC

A5095

Elec.

A5094

Signals

A5092

Pressure

Negative

Bariatric

Room -

Single

A5091

Pressure

Negative

Room -

Single

A5090

Room

Single

A5089

Pressure

Negative

Room -

Single

A5088

Pressure

Negative

Room -

Single

A5086

Bariatric

Room -

Single

A5099

Bariatric

Room -

Single

A5098

Bariatric

Room -

Single

A5097

Bariatric

Room -

Single

A506

Station

Nurse

A5085

Staff Toilet

A5083

Linen

Clean

A504

Room

Single

A508

Nourishment

A5100

Storage

A5087

Storage

A5093

Supply

Clean

A/C Shaft

A/C Shaft

UP

DN

UPDN

LOUVER

20"x20"

EF-112E

EF-113E

EF-114E

LOUVER

LOUVER

EF-6E

Riser

EF-10E

Riser

EF-9E Riser

Up to

1-EF94

Up to

1-EF52

Up to

1-EF95

Up to

1-EF96

Up to

1-EF97

Up to

1-EF98

Up to

1-EF99

EF-116E

Down to

1-EF62

MATCH LINE

MATCH LINE

M A

T C

H

L I N

E M

A T

C H

L

N

E

LOUVER

1-EF51

1-EF49

x

15"x5"

16"x8"

8"x6" x

12"x8"

1 55

10"x8"

10"x8"

18"x10"

FCU

FCU

x x x

OA

x

Ø

1 50

1-EF3

1-EF3

101-EF3

11 11

A5092 A5091

A5089

A5088

A537B

A537C

A537D

A537E

A551

11A555

A557A

A557C

A557D

A558

5"Ø

424"x12" 424"x12"

436"x12"

A5093

A537D

P

P

P

P

N

P

P P

P

P

P

N

NNNP

400355

10. PROVIDE POLYMER PARTICLE SEALANT APPLIED FROM THE INSIDE

OF THE DUCT, FOR THIS ENTIRE EXISTING DUCT SYSTEM

(ASSOCIATED FAN INDICATED), INCLUDING VERTICAL RISERS, ALL

HORIZONTAL MAINS & BRANCHES, ETC. BLOCK ALL FANS, AIR

DEVICES, AND OTHER DUCT-MOUNTED EQUIPMENT &

ACCESSORIES DURING SEALING PROCESS. APPLICATION OF

INTERNAL SEALANT SHALL TAKE PLACE AFTER ALL DUCTWORK

DEMOLITION FOR THIS SYSTEM IS COMPLETE, BUT PRIOR TO FAN &

DUCT SYSTEM AIR BALANCE. PROVIDE COMPUTER GENERATED

ANALYSIS SUMMARIZING THE RESULTS.

11. PROVIDE CRITICAL SPACE MONITOR FOR ROOM INDICATED. REFER

TO SHEET M701 FOR CONTROLS.

12. EXISTING OUTSIDE AIR DUCT TO REMAIN.

13. EXISTING CHILLED WATER PIPING TO REMAIN.

14. NOTE DELETED.

15. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

16. REMOVE EXISTING AIR DEVICE INSTALLED IN PLASTER CEILING.

PROVIDE SHEETMETAL COVERPLATE OVER CEILING OPENING.

17. REMOVE SECOND EXISTING AIR DEVICE AND ASSOCIATED

SUPPORTS, DUCTWORK, CONTROLS AND ACCESSORIES FROM

ROOM AND CAP AT MAIN.

18. EXISTING SINGLE DUCT REHEAT AIR TERMINAL UNIT TO REMAIN.

CONVERT FROM VARIABLE VOLUME CONTROL TO CONSTANT

VOLUME CONTROL WHERE APPLICABLE, AND REPROGRAM

TERMINAL UNIT AIRFLOW TO CFM INDICATED.

19. ALL WORK ASSOCIATED WITH THIS CRITICAL SPACE MONITOR

SHALL BE DELETED FROM THE PROJECT SCOPE UNDER DEDUCT

ALTERNATE #1.

20. ALL WORK ASSOCIATED WITH THIS CRITICAL SPACE MONITOR

SHALL BE DELETED FROM THE PROJECT SCOPE UNDER DEDUCT

ALTERNATE #2.

21. EXHAUST FAN SERVING THIS PATIENT ROOM AND ASSOCIATED

TOILET ROOM IS BEING RELOCATED AS PART OF A SEPARATE

ONGOING CONSTRUCTION PROJECT. ENVELOPE IMPROVEMENTS

TO THIS ROOM, INSTALLATION OF CRITICAL SPACE MONITOR, AND

REBALANCING OF EXISTING EXHAUST FAN SHALL OCCUR PRIOR TO

FAN BEING RELOCATED UNDER SEPARATE PROJECT - COORDINATE

SCHEDULING WITH COR. REFER TO ARCHITECTURAL DRAWINGS

FOR ROOM ENVELOPE IMPROVEMENTS.

Waiting

Area

A559

1-FCU8

CD1-10"Ø

T x

CHR

CHS

5"Ø x

4"Ø

CG3-24x24

1"

D

CD2-6"Ø

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Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES 1-M105B

FIFTH FLOOR PLAN AREA B -

REMOVALS & NEW WORK 01

SCALE: 1/8" = 1'-0"

PARTIAL FIFTH FLOOR PLAN (AREA B)

JAC GEH

SCALE: 1/8" = 1'-0"

PARTIAL NEW WORK FLOOR PLAN

FIFTH FLOOR KEY PLAN

NO SCALE

ADDENDUM #2 09/22/20201

ADDENDUM #3 09/24/20202

1. REMOVE EXISTING DUCTWORK AND ASSOCIATED ACCESSORIES,

SUPPORTS, ETC.

2. REMOVE EXISTING FAN AND ASSOCIATED SUPPORTS, DUCTWORK,

CONTROLS, ACCESSORIES, ETC.

3. REMOVE EXISTING EXHAUST FAN AND REPLACE WITH NEW.

4. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER

(APPROXIMATE SIZE INDICATED), AND ENSURE WEATHERTIGHT

SEAL.

5. PROVIDE CRITICAL SPACE MONITOR FOR ROOM INDICATED. REFER

TO SHEET M701 FOR CONTROLS.

6. REMOVE EXISTING DUCTWORK THRU ROOF TO FLOOR BELOW -

REFER TO SHEET 1-M104B FOR CONTINUATION. PROVIDE INSULATED

SHEETMETAL CAP ON EXISTING ROOF CURB, AND SEAL

WEATHERTIGHT.

7. REMOVE EXISTING DUCT TO BELOW PENTHOUSE FLOOR LEVEL.

INFILL OPENING IN FLOOR SLAB TO MATCH EXISTING - REFER TO

SLAB INFILL DETAIL ON STRUCTURAL DRAWINGS.

8. EXISTING AIR DEVICE TO REMAIN - BALANCE TO CFM INDICATED.

9. REMOVE DUCTWORK TO THIS POINT, CAP AND SEAL AIRTIGHT.

10. REMOVE EXISTING EXHAUST DUCTWORK OF SIZE INDICATED AND

REPLACE WITH NEW 10"X8" DUCT IN SAME PLACE.

11. REMOVE EXISTING AIR DEVICE AND ASSOCIATED DUCTWORK,

ACCESSORIES, ETC.

12. PROVIDE POLYMER PARTICLE SEALANT APPLIED FROM THE INSIDE

OF THE DUCT, FOR THIS ENTIRE EXISTING DUCT SYSTEM

(ASSOCIATED FAN INDICATED), INCLUDING VERTICAL RISERS, ALL

HORIZONTAL MAINS & BRANCHES, ETC. BLOCK ALL FANS, AIR

DEVICES, AND OTHER DUCT-MOUNTED EQUIPMENT & ACCESSORIES

DURING SEALING PROCESS. APPLICATION OF INTERNAL SEALANT

SHALL TAKE PLACE AFTER ALL DUCTWORK DEMOLITION FOR THIS

SYSTEM IS COMPLETE, BUT PRIOR TO FAN & DUCT SYSTEM AIR

BALANCE. PROVIDE COMPUTER GENERATED ANALYSIS

SUMMARIZING THE RESULTS.

13. REMOVE EXISTING DUCTWORK THRU SLAB TO FLOOR BELOW -

REFER TO SHEET 1-M104B FOR CONTINUATION. INFILL OPENING IN

FLOOR SLAB TO MATCH EXISTING - REFER TO SLAB INFILL DETAIL ON

STRUCTURAL DRAWINGS.

14. EXISTING LOUVER TO REMAIN. PROVIDE DOUBLE WALL INSULATED

SHEETMETAL BLANK-OFF PANEL ON BACK SIDE OF LOUVER, TO

COVER PORTION OF LOUVER ASSOCIATED WITH EF-21E

(APPROXIMATE SIZE INDICATED). ENSURE WEATHERTIGHT SEAL.

15. EXISTING FAN SUPPORT CURB TO REMAIN - PROVIDE NEW

SHEETMETAL CAP ON TOP OF CURB AND SEAL WEATHERTIGHT.

16. EXISTING OUTSIDE AIR DUCT TO REMAIN.

17. EXISTING CHILLED WATER PIPING TO REMAIN.

18. NOTE DELETED.

19. REFER TO PARTIAL NEW WORK FLOOR PLAN ON THIS SHEET FOR

WORK IN THIS AREA.

20. REMOVE EXISTING TERMINAL UNIT AND ASSOCIATED PIPING,

WIRING, ACCESSORIES, SUPPORTS, CONTROLS, ETC.

21. REMOVE EXISTING DUCTWORK TO THIS POINT FOR RECONNECTION

IN NEW WORK.

22. REMOVE EXISTING AIR DEVICE, CAP DUCT AT MAIN AND SEAL

AIRTIGHT.

23. REMOVE EXISTING DUCT CAP AND ELBOW. CONNECT EXISTING DUCT

TO NEW AIR DEVICE IN LAY-IN CEILING.

24. REMOVE EXISTING BASE-MOUNTED PUMP AND ASSOCIATED

SUPPORTS, PIPING, ACCESSORIES, WIRING, CONTROLS, ETC.

25. REMOVE EXISTING HEAT RECOVERY COIL. PATCH OR REPLACE

SECTION OF ADJACENT DUCTWORK AS REQUIRED TO ACHIEVE

AIRTIGHT SEAL.

26. REMOVE EXISTING PIPING AND ASSOCIATED ACCESSORIES,

SUPPORTS, ETC.

27. EXISTING HEAT RECOVERY SYSTEM CONTAINS GLYCOL. PRIOR TO

REMOVAL OF PIPING & COMPONENTS, REMOVE ALL GLYCOL FROM

SYSTEM PIPING & COMPONENTS, AND DISPOSE OF IN ACCORDANCE

WITH EPA AND LOCAL REQUIREMENTS.

28. EXISTING EXHAUST FAN TO REMAIN.

PLAN NOTES

A. EXHAUST FAN DESIGNATIONS WITH "E" SUFFIX ARE FOR

REFERENCE ONLY, TO ASSIST IN IDENTIFYING FANS DURING

REMOVAL WORK. NEW DESIGNATIONS (FOR NEW FANS AND FOR

EXISTING FANS TO REMAIN) HAVE THE FOLLOWING NAMING

FORMAT: "1-EF_".

B. COORDINATE AND SCHEDULE (MINIMUM 3 WEEKS NOTICE) IN

ADVANCE WITH COR, DOWNTIME OF ALL UTILITIES REQUIRED FOR

PERFORMANCE OF THIS WORK.

C. REFER TO SHEET M001 FOR LEGEND, ABBREVIATIONS, AND

ADDITIONAL GENERAL NOTES.

GENERAL NOTES

DN

UP

DN

A/C Shaft

Medical

Service

Office

B537

Medical

Service

B538

Oxygen

Storage

Office

B537A

Med Svc

B501

Office

B503

Office

B504

Conferece

Room

B523

Cleric

B524

IV

Ante-Room

B526

IV Prep

B526A

IV Buff

B526B

Closet

B526C

Tlt.

B503A

Storage

B506

Conference

Rm.

B507

Office

B508

Office

B509

Office

B510

Office

B511

Office

B512

Office

B513

Office

B514

Office

B515

Office

B516

Office

B517

Storage

B515A

Closet

B507A

Dispensing

Area

B536

Office

B535C

Stair 3

S*5*3

Storage

B505H

Sig. Clos.

B505G

Office

B518

Corridor

C*5*5

Office

B505

Tlt.

B505A

Elec.

B505B

Stor.

B518A

Stor.

B521D

Narc. Vault

B521A

Chief

B522

Unit Dose

B535A

MICU

Penthouse

B505D

Fan Room

B505E

Stair 4

S*5*4

HAC

B521E

Staff Tlt.

B535B

Elec.

Cart Stor.

B535

Rolling

Storage

B525

Compound

Picking

B527

EF-16E

EF-21E

EF-22E

EF-23E

EF-24E

LOUVER

EF-111E

1-EF7and 8 are stacked (7 above, 8 below)

Down to

1-EF14 on 3rd floor roof

MATCH LINE

MATCH LINE

LOUVER

LOUVER

1-EF9

1-EF75

1-EF6

1-EF7

1-EF8

1-EF10

48"x36"

2 6 x x x

32"x7"

17"x6" 12"x5" 7"x5"

10"Ø

20"x16"

20"x16"

16"x16"

Down to 4th

Down to 4th

Down to 4th

Down to 4th

Down to 4th

Down to 4th

1-EF5

1-EF6

24"X36"

B526B

B526A

CG1-24x12

24 27

25 2726 27

27 26

P

P

Conference

Rm.

B507

1-FCU7

CD1-10"Ø

T

C H

S

C H

R

CD1-10"Ø

12"x12"

12"x12"

CG3-24x24

D

1"

CD2-6"Ø

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M602

SCHEDULES, CONTROLS AND

AUTOMATION -

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

Approved:

VA FORM 08 - 6231

A

F i t h

CONSTRUCTION

DOCUMENTS

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

PhaseARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

IMPROVE EXHAUST SYSTEMS

CINCINNATI, OH

539-18-101

Chief Engineer

Revisions: Date:

Cincinnati V.A.

Medical Center

08/20/2020

SCHEMATIC DESIGN SUBMITTAL 04/05/2019

CONSTRUCTION DOCUMENTS 09/29/2019

DESIGN DEVELOPMENT SUBMITTAL 06/28/2019

95% OWNER REVIEW 08/09/2019

BID DOCUMENTS 03/19/2020

JASON REEVES

AIR DISTRIBUTION DEVICES

SURFACE

TYPE MOUNTING

DESCRIPTION

EGGCRATE CEILING GRILLE

SYMBOL

CG1

LAY-IN

FINISH

E.C.L.

STEEL

ALUM.

MATERIAL

W.B.E.

NOTE

FIXED BLADE SIDEWALL

EXHAUST GRILLE

SG1

JAC GEH

AIR FILTER SCHEDULE

RATING

MERV

NO.

FILTER

SYSTEMCFM

HOUSING

MAX. S.P. DROP

INITIAL FINAL

VELOCITY

TYPE

FACE

MAX.

NOTE

SEE

EFFICIENCY

1 STATIC PRESSURE REQUIREMENTS BASED ON 500 FPM FACE VELOCITY. FINAL PRESSURE DROP BASED ON VA'S

NOTES:

RECOMMENDED CHANGE OVER PRESSURE DROP.

P/N

POSITIVE (P)

PRESSURE

NEGATIVE (N)

DUCT PRESSURE CLASS & LEAKAGE TABLE

SYSTEM

SYSTEMS

ALL

DUCT INVOLVED

SUPPLY AIR DUCTS FROM OUTLET OF AH-UNIT

AIR TERMINAL UNITS TO SUPPLY AIR DEVICES

SUPPLY AIR DUCTS FROM OUTLET OF

ALL OTHER EXHAUST AIR DUCTS

ALL DUCTWORK EXCEPT AS LISTED BELOW.

OUTSIDE AIR DUCTS

TO AIR TERMINAL UNITS.

P

N

N

N

OR

P

RECTANGULAR

DUCT

SMACNA LEAKAGE CLASS

-3"

-2"

+1"

-2"

A

A

A

A

CONST.

SMACNA

W.G.

+6"

2"

CLASS

SEAL

SMACNA

A

CLASS

A

ROUND

DUCT

N -6" A 6

EXHAUST AIR DUCTS WITH HEPA FILTERS

AIR FLOW MEASURING DEVICE SCHEDULE

UNIT

1-AFM5

NO.

LOCATION

1-EF5 EXHAUST FAN INLET

DUCT

SIZE

WxH

N/A

AND TYPE

FAN SIZE

DROP

S.P.

0.1"

MIN.

CFM

MAX.

1,505

SYSTEM

15" BIW

NOTES :

1 COORDINATE EXACT FAN SIZE AND TYPE WITH FAN MANUFACTURER DURING SHOP DRAWING PHASE.

(1)

TWO PIPE FAN COIL UNIT SCHEDULE

HORIZONTAL

CONCEALED DUCTED

TYPE

1 FURNISH WITH CONDENSATE OVERFLOW DETECTION DEVICE. FLOAT SWITCH IN THE AUXILIARY DRAIN PAN SHALL STOP THE FAN WHEN WATER LEVEL IN THE PAN RISES TO A NEAR

OVERFLOW LEVEL.

VERIFY/COORDINATE CABINET DIMENSIONS, COIL PIPING HAND, MOUNTING & RECESS REQUIREMENTS PRIOR TO ORDERING.

UNITS SHALL BE PROVIDED WITHOUT CONTROLS BY MANUFACTURER. DDC CONTROLS SHALL BE PROVIDED IN FIELD. REFER TO CONTROL DIAGRAM AND SEQUENCE ON SHEET M701

AND 23 09 23.

UNITS SHALL BE PROVIDED WITHOUT PIPING PACKAGE. REFER TO PIPING DETAILS ON SHEET M502 FOR FIELD PROVIDED PIPING COMPONENTS.

UNITS SHALL BE PROVIDED WITHOUT FILTER (REFER TO FLOOR PLANS AND AIR DISTRIBUTION DEVICE SCHEDULE ON THIS SHEET FOR FILTER GRILLES).

PROVIDE EC FAN MOTOR.

PROVIDE UNIT WITH DISCONNECT SWITCH BY UNIT MANUFACTURER.

REFER TO DRAWINGS FOR QUANTITY AND LOCATIONS OF FAN COIL UNITS.

1-FCU1

NO.

UNIT

COOLING REQUIREMENTS WITH

45°F ENT. WATER TEMP.

MIN.

3.48

MBH

TOTAL

MIN.

3.31

MBH

SENS.

ENT. AIR F

Wb

Db

MAX. LOSS

FT. WATER

THRU COIL

0.72 5

GPM

2-WAY

AUTO

VALVE

TYPE

RUN-

SIZE

OUT

.75"

FAN MOTOR

HP(W)

NOM.

APPROXIMATE SIZE

W

115-1

PHASE

VOLT.-

H

L

NOTES:

AUTO

VALVE

CV

0.49160 (42)

1-FCU2 9.25 9.04 1.89 115-1 48 261.29450 (70)

1-FCU3 3.76 3.76 0.81 115-10.61275 (84)

2-WAY

2-WAY

.75"

.75"

EXT.

S.P.

FAN

CFM

0.3"

0.3"

0.3"

HVAC DESIGN DATA

DESIGN ALTITUDE: 482 FT.

Db ( °F)

OUTDOOR DESIGN TEMPERATURES

EXAM ROOMS

INDOOR AREA DESIGN CONDITIONS

OFFICES

SUMMER

% HUMIDITY

DEG. F Db WINTER

DEG. F Wb SUMMER

DEG. F Db SUMMER

Db ( °F)

72 50

% HUMIDITY

WINTER

7272 50ALL OTHER AREAS

NOTES:

1 REFER TO 2-PIPE FAN COIL UNIT CONTROLS ON SHEET M701 FOR UNOCCUPIED CONTROL.

6078 -UNOCCUPIED MODE (NOTE 1) -

HORIZONTAL

CONCEALED DUCTED

HORIZONTAL

CONCEALED DUCTED

HORIZONTAL

CONCEALED DUCTED

1-FCU4 5.83 5.65 1.22

2-WAY

.75" 115-1 0.83290

(91)

1-FCU5 9.25 9.04 1.89 115-11.29450 (70)

1-FCU6 3.76 3.76 0.81 115-10.61275 (84)

2-WAY

2-WAY

.75"

.75"

0.3"

0.3"

0.3"

HORIZONTAL

CONCEALED DUCTED

HORIZONTAL

CONCEALED DUCTED

1-FCU7 11.96 11.74 2.45 115-11.67600 (100)

1-FCU8 3.76 3.76 0.81 115-1

0.61275

(84)

2-WAY

2-WAY

.75"

.75"

0.3"

0.3"

HORIZONTAL

CONCEALED DUCTED

HORIZONTAL

CONCEALED DUCTED

1-FCU9 7.74 7.74 1.61 115-11.10500 2-WAY .75"0.3"

HORIZONTAL

CONCEALED DUCTED

AIRFLOW CONTROL VALVE SCHEDULE

SIZELOCATION

ROOM C3023

MARK

AV-C1041

FAN

SYSTEM

AIRFLOW

(CFM)

MAX

APD (IN-WG)

0.3"160

0.3"

0.3"

0.3"

0.3"

0.3"

0.3"

ROOM C3024

ROOM C3023

ROOM C3004

ROOM C3019

ROOM C3012

ROOM C3013

EGGCRATE CEILING GRILLECG2

AV-C1045

AV-C1047

AV-C2009

ROOM C3024

AV-C2025

AV-C3012

AV-C3013

AV-C3024 0.3"525

1-FCU10 4.32 4.32 0.92 115-10.63275 (84)2-WAY .75"0.3"

HORIZONTAL

CONCEALED DUCTED

1-EF5

1-AFM6

1-EF6 EXHAUST DUCT

72"x20" 0.1"- 2,160 1-EF6N/A

1-AFM65

1-EF65 EXHAUST DUCT

62"x14" 0.1"- 1,805 1-EF65N/A

LOCATION

ROOM B205

ROOM B207A

ROOM B207C

ROOM A458C

ROOM A425

ROOM A634A

ROOM A634B

ROOM A634C1-FCU11 11.96 11.74 2.45 115-11.67600 (100)2-WAY .75"0.3"

HORIZONTAL

CONCEALED DUCTED

ROOM A559

ROOM B314

ROOM B507

SQUARE PLAQUE DIFFUSERCD1

FILTER GRILLECG3

SUPPLY DUCT

EXHAUST DUCT

SUPPLY AIR SPECIAL EXHAUST

ISOLATION ROOM AIRFLOW CONTROLS

NOTE: THIS CONTROL APPLIES TO 8 ROOMS THAT RECEIVE NEW VENTURI TYPE EXHAUST AIRFLOW CONTROL VALVES UNDER THIS PROJECT - REFER

TO AIRFLOW CONTROL VALVE SCHEUDLE ON THIS SHEET AND FLOOR PLANS.

EXISTING

SUPPLY AIR

TERMINAL

UNIT TO

REMAIN

(TRADITIONAL

VVR/CVR

BOX)

NEW

VENTURI

TYPE

EXHAUST

AIRFLOW

CONTROL

VALVE

1-DPF1

1-DPF1

1-DPF1

1-DPF1

1-DPF1

1-DPF1

1-DPF1

1-DPF1

1-DPF1A

SST CS

D-2

PT

P-2

NEW HEPA

FILTER BANK

1-PF1 & 1-FF1

SEQUENCE OF OPERATION:

1. EXISTING SUPPLY AIR TERMINAL UNIT AND NEW EXHAUST AIRFLOW CONTROL VALVE SHALL MAINTAIN CONSTANT AIRFLOW VOLUME AT SETPOINT.

2. PLUME FANS ARE SIZED TWO AT 100% FOR FULL REDUNDANCY, AND SHALL OPERATE IN LEAD-STANDBY ARRANGEMENT. LEAD FAN SHALL ROTATE MONTHLY THRU THE BAS.

3. WHEN THE STANDBY PLUME FAN IS NOT OPERATING, ITS ASSOCIATED ISOLATION DAMPER SHALL BE CLOSED.

4. PLENUM BYPASS DAMPERS SHALL MODULATE TO MAINTAIN DUCT STATIC PRESSURE UPSTREAM OF HEPA FILTERS AT SETPOINT, SO THAT FAN AIRFLOW REMAINS CONSTANT

AS FILTERS LOAD. LEAD FAN SHALL OPERATE AT CONSTANT SPEED.

5. AN ALARM SHALL BE GENERATED AT THE ECC IF ANY OF THE FOLLOWING OCCUR:

- COMMAND AND STATUS DOES NOT MATCH FOR EITHER FAN (1-DPF#A OR 1-DPF#B)

- COMMAND AND POSITION DOES NOT MATCH FOR EITHER ISOLATION DAMPER (D-3 OR D-4)

- P-2 EXCEEDS PRE-FILTER CHANGEOVER PRESSURE DROP (INITIAL SETTING 0.66" W.G. - ADJ.).

- P-3 EXCEEDS HEPA FILTER CHANGEOVER PRESSURE DROP (INITIAL SETTING 2.00" W.G. - ADJ.).

P-1

ROOM TEMPERATURE SENSOR, WALL MOUNTED 46" AFF.

PT

HOUSING

11,9701-FF1 1-DPF1

SIDE ACCESS

17 99.97% 1.00" 2.00"

1-DPF11,970

HOUSING

SIDE ACCESS

8 0.33" 0.66"

30%1-PF1 1

PT

P-3

SSTCS

1-DPF1B

D-1

D-3 D-4

ROOF

8"Ø

8"Ø

8"Ø

8"Ø

8"Ø

8"Ø

8"Ø

8"Ø

33 26

33 26

48 26

33 26

48 26

33 26

48 26

33 26

48 26

APPROX.

(100)4

BUILDING 15 AIRFLOW MEASURING

PROVIDE NEW AIRFLOW MEASURING STATIONS FOR EXISTING LAB

PLUME EXHAUST FAN - REFER TO BUILDING 15 ROOF PLAN FOR SIZE,

QUANTITY, LOCATION, AND MOUNTING DETAILS. SUM AIRFLOW FROM

STATIONS FOR TOTAL FAN AIRFLOW. PROVIDE GRAPHIC AT ECC FOR

EACH NEW MONITOR, AND INDICATE TOTAL FAN AIRFLOW.

AFMS

EXISTING LAB PLUME

EXHAUST FAN

1-AFMB15A

BLDG. 15 LAB PLUME EXH. FAN INLET

84"x30"

0.1"- 20,025

B15 EXIST. LAB

N/A

1-AFMB15B

84"x30"

BLDG. 15 LAB PLUME EXH. FAN INLET

PLUME EXH. FAN

AFMS

AHU-14, -15, OUTSIDE AIR CONTROLS

SEQUENCE OF OPERATION:

1. CONTROL SEQUENCES OF OPERATION FOR EXISTING AIR HANDLING UNITS SERVING CANTEEN

KITCHEN (AHU-14) & CANTEEN DINING (AHU-15) SHALL BE MODIFIED TO PROVIDE MAKEUP AIR FOR

KITCHEN HOODS BY MODULATING OUTSIDE AIRFLOW AS DESCRIBED BELOW.

2. MINIMUM OUTSIDE AIR VOLUMES FOR BOTH AHUs SHALL MATCH EXISTING. TAKE AIRFLOW READINGS

AT EVEN INCREMENTS OF OUTSIDE AIR DAMPER POSITION AND FAN SPEEDS FOR EACH AHU,TO

DETERMINE OUTSIDE AIRFLOW CORRESPONDING TO INCREMENTAL DAMPER POSITIONS AND FAN

SPEEDS.

3. TAKE AIRFLOW READINGS AT EVEN INCREMENTS OF VFD SPEED FOR EACH KITCHEN HOOD FAN ,TO

DETERMINE HOOD AIRFLOW CORRESPONDING TO INCREMENTAL VFD SPEEDS.

4. ONCE SUM OF HOOD AIRFLOWS EXCEEDS SUM OF AHU MINIMUM OUTSIDE AIRFLOWS, INCREASE AHU

OUTSIDE AIR AS FOLLOWS:

- AHU-14 SHALL BE FIRST STAGE OF OUTSIDE AIR INCREASE. ONCE AHU-14 OUTSIDE AIR DAMPERS

ARE FULLY OPEN, IF SUM OF HOOD AIRFLOWS CONTINUES TO RISE ABOVE SUM OF AHU OUTSIDE

AIRFLOWS, MODULATE AHU-15 OUTSIDE AIR DAMPERS OPEN TO A MAXIMUM OUTSIDE AIRFLOW SUM

OF 7,000 CFM. SUM OF AHU OUTSIDE AIRFLOWS SHALL NOT EXCEED 7,000 CFM DURING HOOD

MAKEUP AIR OPERATION, UNLESS AHUs ARE OPERATING IN ECONOMIZER CYCLE.

RELIEF AIR

OUTSIDE AIR

RETURN/RELIEF

FAN (EXIST.)

VSMC

(EXIST.)

RELIEF

DAMPER

(EXIST.)

RETURN

DAMPER

(EXIST.)

OUTSIDE AIR

DAMPER

(EXIST.)

MIXED AIR

RETURN

AIR

EF-38 985 CFM

EF-39 3,915 CFM

EF-40 2,360 CFM

TOTAL 7,260 CFM

AHU-14 3,000 CFM

AHU-15 8,000 CFM

TOTAL 11,000 CFM

ADDENDUM #2 09/22/20201

ADDENDUM #3 09/24/20202

2 SQUARE PLAQUE DIFFUSERCD2

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