Attachment D.5 Drawings 5 of 7 - 23 pages.pdf

A

B

M

HS

S

HWS

M

M

P

PS PS

F

PS

TS

V

D

TWS

TWR

TWB

MPS

HPS

LPS

CHR

RS

RL

HWR

R

T

H

CO

CHS

XX-##

SDSD

ELBOW - DOWN

ELBOW - UP

PIPE RISE-DROP

TEE - DROP FROM TEE

END CAP

FLEX CONNECTION

PIPE REDUCER - CONCENTRIC

PIPE STRAINER

CHECK VALVE

GATE VALVE

PLUG VALVE

GLOBE VALVE

UNION - SCREWED

CHILLED WATER SUPPLY

CHILLED WATER RETURN

REFRIGERATION

STEAM - MEDIUM PRESSURE SUPPLY

STEAM - LOW PRESSURE SUPPLY

STEAM - HIGH PRESSURE SUPPLY

HEATING WATER RETURN

HEATING WATER SUPPLY

DEMO

EXISTING

TOWER WATER BYPASS

TOWER WATER RETURN

TOWER WATER RETURN

REFRIGERATION LIQUID

REFRIGERATION SUCTION

MECHANICAL PIPING

DIRECTION OF FLOW

MAKE-UP WATER

VENT

DRAIN

GEOTHERMAL SUPPLY

GEOTHERMAL RETURN

MU

CONDENSATE DRAINCD

STEAM - MEDIUM PRESSURE RETURN

STEAM - LOW PRESSURE RETURN

STEAM - HIGH PRESSURE RETURNHPR

HPR

LPR

CONDENSER WATERCND

GWS

GWR

DIRECTION PITCHDOWN

VERIFY WITH

ARCHITECTURAL

DRAWINGS

PUMPED CONDENSATEPC

PRESSURE REDUCING VALVE

3-WAY

MODULATING

CONTROL VALVE

2-WAY CONTROL VALVE

SAFETY VALVE OR

PRESSURE RELIEF

VALVE

SOLENOID VALVE

3/4" BALL VALVE WITH ADAPTER

TO 3/4" HOSE THREAD

DIAPHRAGM VALVE

BUTTERFLY VALVE

BALL VALVE

VALVE IN RISE

WATER FLOW MEASURING DEVICE

CIRCUIT SETTER

ELBOW - DROP TO TEE

PIPE REDUCER - ECCENTRIC

AIR VENT - AUTOMATIC

AIR VENT - MANUAL

GAUGE - DIFFERENTIAL

GAUGE - PRESSURE

GAUGE - PRESSURE WITH COCK

GAUGE - TEMPERATURE

PIPE ANCHOR

PIPE EXPANSION JOINT

PIPE GUIDE

SENSOR - FLOW

SWITCH - FLOW

SWITCH HUMIDITY

SWITCH - PRESSURE

SWITCH - TEMPERATURE

TEMPERATURE - PRESSURE TEST FITTING

THERMOMETER

THERMOMETER WELL

BASKET STRAINER

STEAM TRAP INVERTED BUCKET

METER - TOTALIZING BTU

METER - TOTALIZING FLOW

M301

A1

SCALE

DETAIL

SCALE

SECTION

A1

A1

X#/X###

MECHANICAL SYMBOL LEGEND

DUCT TRANSITION FROM RECTANGULAR TO ROUND

DUCT TRANSITION

SIDEWALL EXHAUST OR RETURN AIR GRILLE

OR REGISTER

SIDEWALL SUPPLY REGISTER

RETURN DUCT

SUPPLY DUCT

RISE IN DUCT

CEILING RETURN AIR REGISTER OR GRILLE

SMOKE DAMPER

ACOUSTICAL DUCT LINING

FLEXIBLE DUCT

FIRE DAMPER

MANUAL BALANCING DAMPER

12"Ø INDICATES A 12" ROUND DUCT

24x12Ø INDICATES A 24"x12" FLAT OVAL DUCT (WIDTH x DEPTH)

EXISTING DUCT TO BE REMOVED

ACCESS DOOR

24x12 INDICATES A 24"x12" RECTANGULAR DUCT (WIDTH x DEPTH)

POINT OF CONNECTION, NEW DUCT TO EXISTING DUCT

OR / POINT OF REMOVAL FROM EXISTING DUCT TO DEMO DUCT

PERFORATED FACE CEILING DIFFUSERS

DUCTWORK SYMBOLS

ROOM HUMIDISTAT/HUMIDITY TRANSMITTER LOCATION ONLY

SEE CONTROL DRAWINGS FOR TYPE

SEE CONTROL DRAWINGS FOR TYPE

ROOM THERMOSTAT/TEMP. TRANSMITTER LOCATION ONLY

LETTERS REFER TO THE EQUIPMENT TYPE

EQUIPMENT SYMBOLS

NUMBERS REFER TO SPECIFIC EQUIPMENT

DUCT MOUNTED STATIC PRESSURE PROBE

DRAWING NUMBER WHERE DETAILED

SECTION LOCATION

DRAWING NUMBER WHERE DETAILED

DETAIL LOCATION

SECTION LETTER LOCATION

SECTION SYMBOL

DETAIL SYMBOL

SECTION AND DETAIL TITLES

DETAIL NUMBER LOCATION

SYMBOL INDICATES EQUIPMENT IDENTIFIED

IN EQUIPMENT SCHEDULE

XX-#

CFM

SYMBOL INDICATES GRILLE OR DIFFUSER

IDENTIFIED IN EQUIPMENT SCHEDULE

S.DPR

F.DPR

CEILING EXHAUST REGISTER

VALVE SYMBOLS FITTING SYMBOLS

PIPING SYMBOLS

EXHAUST DUCT

2HR. SMOKE BARRIER

SMOKE BARRIER

2HR. FIRE BARRIER

1 HR. FIRE BARRIER

##x##

SIDEWALL GRILLE DIMENSION WHERE

SHOWN ON PLANS

COMBINATION FIRE/SMOKE DAMPER

F/S DPR

FLEXIBLE CONNECTION

STANDARD LONG RADIUS ELBOW

VANED ELBOW (PROVIDE ALL SQUARE OR

RECTANGULAR ELBOWS WITH VANES

EXCEPT TRANSFER AIR SOUND ELBOW)

SHORT RADIUS ELBOW (PROVIDE ALL

SQUARE OR RECTANGULAR ELBOWS WITH

VANES EXCEPT TRANSFER AIR SOUND

ELBOW)

ROOM CARBON DIOXIDE TRANSMITTER LOCATION ONLY

SEE CONTROL DRAWINGS FOR TYPE

24"x12"

24"/12"

12"Ø

DUCT MOUNTED SMOKE DETECTOR

STAMPED FACE CEILING DIFFUSERS

NOTE: NOT ALL ABBREVIATIONS AND

SYMBOLS APPLY TO THIS PROJECT.

A. ALL PIPING AND DUCTS IN FINISHED ROOMS OR SPACES SHALL BE CONCEALED IN

FURRED CHASES, SUSPENDED CEILINGS, OR INTERSTITIAL SPACES UNLESS

OTHERWISE NOTED.

B. PROVIDE ACCESS PANELS OR DOORS IN INACCESSIBLE CEILINGS AND/OR CHASES

FOR ALL VALVES, TRAPS, DAMPERS, CLEANOUTS, COILS, FANS, CONTROLS, ETC.

THEY SHALL BE FURNISHED UNDER DIVISION 23 AND INSTALLED UNDER THE

ARCHITECTURAL SPECIFICATION. ACCESS DOOR RATING SHALL MATCH

CLASSIFICATION OF WALL AND CEILING FIRE RATING.

C. COORDINATE THE LOCATION OF ALL DIFFUSERS, GRILLES, REGISTERS, ACCESS

DOORS, ETC., WITH THE ARCHITECTURAL REFLECTED CEILING PLAN(S).

COORDINATION DRAWINGS MUST BE SUBMITTED AND APPROVED IN

ACCORDANCE WITH 23 05 11 PRIOR TO INSTALLATION.

D. ALL ROUND RUNOUTS AND DROPS TO DIFFUSERS SHALL BE THE SAME NOMINAL

SIZE AS THE SCHEDULED DIFFUSER NECK SIZE.

E. THE FIRST FIGURE OF DUCT SIZE INDICATES DIMENSION OF FACE SHOWN OR

INDICATED. ALL DUCT SIZES SHOWN ON DRAWINGS ARE NET INSIDE DIMENSIONS.

PROVIDE ONE INCH ACOUSTICAL LINING (TYPE D3 INSULATION) IN LOW VELOCITY

RECTANGULAR DUCTWORK FOR THE FIRST 10 DIAMETERS OF DUCTWORK

CONNECTED TO DEVICE, OR AS INDICATED ON DRAWINGS, WHICHEVER IS

GREATER. FOR THE REMAINDER OF THIS DUCTWORK PROVIDE AS INDICATED IN

THE INSULATION SPECIFICATIONS.

F. PROVIDE 1/2" MANUAL AIR VENTS AT ALL HIGH POINTS OF CLOSED SYSTEM PIPING

AND 1/2" MANUAL DRAIN VALVES WITH HOSE CONNECTION AT LOW POINTS AS

REQUIRED TO PROVIDE COMPLETE SYSTEM DRAINAGE. WHERE DRAIN VALVES

OCCUR ABOVE CEILING AREAS AND IN AREAS OUTSIDE MECHANICAL RANGE

PROVIDE HOSE CONNECTION ON VALVE.

G. REFER TO THE ARCHITECTURAL DRAWINGS FOR EXACT LOCATION OF ALL FIRE

RATED AND/OR SMOKE RATED WALLS AND ASSEMBLIES. PROVIDE APPROVED

FIRE DAMPERS IN ALL REQUIRED PENETRATIONS FOR DUCTWORK, GRILLES,

REGISTERS AND DIFFUSERS. ALL PIPE AND DUCTWORK PENETRATIONS OF FIRE,

SMOKE AND FULL HEIGHT WALLS SHALL BE CAULKED AIRTIGHT TO THE ADJACENT

STRUCTURE BY MEANS OF U.L. APPROVED FIRE PROOF CAULKING MATERIAL.

H. CONTRACTOR SHALL COORDINATE ALL DUCTWORK, PIPING, PLUMBING AND FIRE

PROTECTION PIPING WITH STRUCTURAL AND ELECTRICAL SYSTEMS AND SHALL

PROVIDE NECESSARY OFFSETS TO AVOID CONFLICTS AND TO MAINTAIN

EQUIPMENT ACCESS AND SERVICEABILITY.

I. CONTRACTOR SHALL FURNISH ALL NECESSARY STRUCTURES, INSERTS, SLEEVES,

AND HANGING DEVICES FOR INSTALLATION OF MECHANICAL AND PLUMBING

EQUIPMENT, DUCTWORK AND PIPING, ETC. CONTRACTOR SHALL COORDINATE

WITH GENERAL CONTRACTOR AND ALL BUILDING TRADES TO AVOID CONFLICTS

AND TO MAINTAIN EQUIPMENT ACCESS AND SERVICEABILITY.

J. CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ALL NECESSARY

MISCELLANEOUS ANGLES, CHANNELS, UNISTRUT, ETC., AS MAY BE REQUIRED TO

ADEQUATELY SUPPORT THE MECHANICAL PIPING, DUCTWORK, AND EQUIPMENT

IN A MANNER APPROVED BY THE ARCHITECT, WHICH WILL NOT OVERLOAD THE

BUILDING STRUCTURAL SYSTEM.

K. SEAL ALL TRANSVERSE JOINTS, LONGITUDINAL SEAMS, DUCT WALL

PENETRATIONS AND FITTING CONNECTIONS ON ALL DUCT SYSTEMS. ALL DUCTS

AND NEW AND EXISTING SHALL RECEIVE A CLASS A SEAL AND SHALL BE

PRESSURE TESTED IN ACCORDANCE WITH SMACNA.

L. MECHANICAL ITEMS SUCH AS ROOF DRAINS, FLOOR DRAINS, PLUMBING FIXTURES,

ETC. SHOWN ON THE ARCHITECTURAL DRAWINGS BUT NOT SHOWN ON THE

MECHANICAL DRAWINGS SHALL BE INCLUDED IN THE PROJECT. THESE ITEMS

SHALL BE BROUGHT TO THE ATTENTION OF THE ARCHITECT FOR INCLUSION IN

ADDENDUM.

M. IT IS CRITICAL THAT THE CONTRACTOR PERFORM A COMPLETE REVIEW OF ALL

SUBMITTALS PRIOR TO SUBMISSION TO THE AE/COR. INCOMPLETE, INCORRECT

AND UNCLEAR SUBMITTALS WILL BE REJECTED AND MARKED AS "REVISE AND

RESUBMIT". ALL SUBMITTALS MUST CLEARLY INDICATE THE EQUIPMENT

SELECTIONS FOR THE PROJECT. TECHNICAL DRAWINGS OF COMPLETE

ASSEMBLIES, REFLECTING ACCURATE PROJECT CONDITIONS, SHALL BE

SUBMITTED WITH EQUIPMENT SELECTIONS TO ENSURE SPACE ALLOWANCES ARE

REFLECTED IN THE ACTUAL SPACE AVAILABLE. WHERE SIZE DEVIATIONS DIFFER

FROM THE BASIS OF DESIGN CONTRACTOR SHALL HIGHLIGHT THE DIFFERENCES

FOR AE/COR REVIEW WITHIN THE SUBMITTAL. CONTRACTOR SHALL PROVIDE

INSTALLATION ROUTE AND VERIFICATION THAT ACCESS POINTS, PLACEMENT

ROUTE, SUPPORTS, AND REQUIRED EQUIPMENT CLEARANCES ARE IDENTIFIED ON

THE ROUTE DRAWING. SAFETY PROTOCOLS FOR SUBJECT STATION SHALL BE

REFLECTED ON EQUIPMENT CLEARANCES. PLATFORMS AND INTERFACE AREAS

(FILTER, GAUGES, MONITORS, VALVES, ETC.) SHALL HAVE PROPER CLEARANCE AS

DEFINED BY THE MANUFACTURER, VA SAFETY PERSONNEL AND SERVICE

PERSONNEL. ACCESS POINTS OF USE SHALL BE CLEARLY IDENTIFIED ON THE

DRAWINGS.

N. CONTRACTOR SHALL SUBMIT COORDINATION DRAWINGS IN ACCORDANCE WITH

23 05 11 PRIOR TO COMMENCING WORK SHOWING ALL NEW AND EXISTING

SYSTEMS IN THE AREA OF WORK AND ALL PROVISIONS FOR COORDINATING

ROUTING, ACCESS AND CLEARANCES. SUBMITTALS WILL NOT BE ACCEPTED

WITHOUT APPROVED COORDINATION DRAWINGS.

A. THE DEMOLITION DRAWINGS REFLECT INFORMATION ON EXISTING BUILDING

SERVICES GATHERED BY SITE INSPECTION, DISCUSSIONS WITH MAINTENANCE

PERSONNEL AND PREVIOUS CONSTRUCTION DRAWINGS. THE EXACT LOCATION,

ARRANGEMENT, AND SIZES OF PIPE LINES AND DUCTWORK IN THE EXISTING

BUILDING MAY BE DIFFERENT FROM THAT SHOWN ON THESE DRAWINGS.

B. THE CONTRACTOR SHALL COORDINATE THE SHUTDOWN OF EXISTING BUILDING

SERVICES FOR REMOVAL WITH OWNER AUTHORIZED REPRESENTATIVE AND

SHALL CONFORM TO THEIR REQUIREMENTS.

C. DISRUPTION OF NORMAL FACILITY ACTIVITIES ARE TO BE KEPT TO AN ABSOLUTE

MINIMUM. DUST, DEBRIS, AND FUMES SHALL BE CONTROLLED SO AS NOT TO

AFFECT THE HEALTH AND SAFETY OF OCCUPIED AREAS WITHIN THE FACILITY

WHICH ARE OUTSIDE THE AREA OF WORK. COORDINATE WITH THE ARCHITECT

AND THE OWNER'S REPRESENTATIVE WITH REGARD TO ALL ACTIVITIES TO BE

CONDUCTED OUTSIDE OF THE SUITE REMODEL AREA WHICH MAY AFFECT THE

OPERATION OF THE FACILITY.

D. THE CONTRACTOR SHALL PROVIDE TEMPORARY VENTILATION (MAINTAIN WORK

ZONE AT NEGATIVE PRESSURE), FILTRATION, AIR PURIFIERS, DUST SCREENS, ETC.

FOR ALL WORK AREAS AFFECTED BY DEMOLITION FOR NEW INSTALLATION TO

MINIMIZE DUST AND FUMES.

E. THE CONTRACTOR SHALL PRESENT AN AREA BY AREA WORK PLAN WELL IN

ADVANCE TO THE ARCHITECT AND THE OWNER'S AUTHORIZED REPRESENTATIVE

FOR APPROVAL PRIOR TO BEGINNING WORK. THE WORK PLAN SHALL INCLUDE AN

OUTLINE OF ALL ACTIVITIES OF ALL SUBCONTRACTORS. THE CONTRACTOR SHALL

COORDINATE WITH THE OWNER'S AUTHORIZED REPRESENTATIVE TO ESTABLISH

ACCEPTABLE ROUTING AND ACCESS WITHIN THE FACILITY FOR MATERIALS

REQUIRED FOR THE NEW INSTALLATION.

F. SEE SPECIFICATION SECTION 230593, TESTING, ADJUSTING, & BALANCING OR

MECHANICAL SYSTEMS FOR ADDITIONAL DESCRIPTION AND REQUIREMENTS.

G. ALL TEST AND MEASUREMENT TRAVERSE LOCATIONS SHALL BE CLEARLY NOTED

ON FLOOR PLANS WHICH SHALL BE INCLUDED WITH THE TEST AND

MEASUREMENT DATA.

H. GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATION OF ALL

TRADES INCLUDING MECHANICAL, PLUMBING, ELECTRICAL, FURNITURE, AND

ARCHITECTURAL. ANY DISCREPANCIES SHALL BE REPORTED IMMEDIATELY TO THE

ARCHITECT PRIOR TO START OF WORK.

I. ALL NEW TO EXISTING DUCT AND PIPE CONNECTIONS SHALL BE FIELD VERIFIED

PRIOR TO ORDERING AND FABRICATING NEW DUCTWORK OR DAMPERS

J. DEMOLITION OF MECHANICAL PIPING (CHW, HHW, STEAM, ETC.) SHALL BE BACK

TO THE MAIN. CAP MECHANICAL PIPING CONNECTIONS AT THE MAIN.

K. DEMO OLD CHILLED WATER, STEAM AND HYDRONIC PIPING BACK TO MAIN AND

CAP.

GENERAL DEMO NOTES

GENERAL NOTESABBREVIATIONS

AHU AIR HANDLING UNIT

BRAKE HORSEPOWER

BTU PER HOUR

BRITISH THERMAL UNIT

BOTTOM OF DUCT

BOTTOM OF PIPE

ACOUSTIC LINING

ABOVE FINISHED FLOOR

ACCESS DOOR

COMPRESSED AIR

DRAIN

ENTERING

EXHAUST

CONTINUATION

DIRECT EXPANSION

CUBIC FEET PER MINUTE

CONDENSATE DRAIN

AL

AFF

AD

BHP

BOD

BTU

BOP

CA

CFM

D

DX

ENT

EXH

CD

EMCS

CONT.

BTUH

FLEXIBLE

FLAT BOTTOM

FILTER GAUGE

FLOOR SINK

FLOOR DRAIN

FAN COIL UNIT

DEGREES FAHRENHEIT

FEET PER MINUTE

FEET

FLAT TOP

HOSE BIBB

INCHES

GALLONS PER MINUTE

GALLONS PER HOUR

FB

°F

FD

FCU

F.G.

FS

FPM

FT.

FT

GPM

GPH

HB

HD

IN

HEPA

FLEX

KILOWATT

MAIN AIR (CONTROLS)

KILOWATT HOUR

OPPOSED BLADE DAMPER

OUTSIDE AIR

NUMBER (QUANTITY)

NOT IN CONTRACT

NOT APPLICABLE

MOTOR CONTROL CENTER

QUANTITY

QUADRANT

REVOLUTIONS PER MINUTE

RELATIVE HUMIDITY

SMOKE CONTROL DAMPER

RETURN AIR

PRESSURE REDUCING VALVE

KW

KWH

MA

MCC

NO.

NIC

OBD

OA

NA

PRV

PSIG

QTY

Rh

R.A.

RPM

SCD

QUAD

ENERGY MANAGEMENT CONTROL SYSTEM

HIGH EFFICIENCY PARTICULATE AIR (FILTER)

HAND DAMPER (VOLUME DAMPER)

POUNDS PER SQUARE INCH GAGE

TYPICAL

VOLTS

SOUND TRAP

VARIABLE AIR VOLUME

TOP OF PIPE TRAPEZE

VENT THRU ROOF

VELOCITY

ST

SP

TYP.

VAC

VAV

V

TP

VTR

VEL

SDVV

TOPT

SINGLE DUCT VARIABLE VOLUME

STATIC PRESSURE (INCHES OF WATER)

TOTAL PRESSURE (INCHES OF WATER)

VOLTS, ALTERNATING CURRENT

ACU AIR CONDITIONING UNIT

CONTRACTING OFFICER'S REPRESENTATIVECOR

RS

RL REFRIGERATION LIQUID

REFRIGERATION SUCTION

CONDENSING UNITCU

INDOOR UNITIU

on e-ei gh th in ch o ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in es ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR. REMOVAL OF DEBRIS RESULTING FROM DEMOLITION, CUTTING, AND/OR DRILLING IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR. PATCHING AND REPAIR OF CONCRETE WALLS, FLOOR, OR STRUCTURE SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR; THIS WILL BE ACCOMPLISHED UPON COMPLETION OF THE INSTALLATION OF ANY AND ALL UTILITIES INSTALLED

BY THE VARIOUS SUBCONTRACTORS.

Approved: Division Chief

Issue Date Checked Drawn

DrawingNumber

Building Number

Project NumberDrawing Title Project Title

Location Drawing Scale

Approved: Service DirectorPlot Scale U.S. Department of Veterans Affairs

Office of Construction and Facilities Management

FULLY SPRINKLERED

Phase

A

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

321 4 5 6 7 8 9 10

A/E:

TRIPLE C - The A/E Group

(520) 481-8548

Mat Perkins

1/4" = 1'-0"

B

IM

/6

-2

-1

R e n o va te

D B e d W in g -B

-M

P L S

V A

M C

/6 -2

-7

.M

P L S

.3 D

.B e d .W in g .M

E P

.G e n e ra l.

S h e e ts

.r v t

/1

/2

:0 :0

P

M

09/12/2022 K. Luke N. Harper

618-22-102

1391 - M-001

MECHANICAL ABBREVIATIONS AND

SYMBOLS

1 Veterans Drive, Minneapolis, MN 55417

B70

RENOVATION OF BUILDING 70 3D

BED WING100% CONSTRUCTION

DOCUMENTS

OPEN MECHANICAL ITEMS:

1. MODEL NEW BRANCH/DISTRIBUTION PIPING TO ALL NEW TERMINAL UNITS AND FIN TUBE RADIATORS.

2. MODEL NEW BRANCH/DISTRIBUTION DUCTWORKTO ALL NEW TERMINAL UNITS.

3. FINALIZE MECHANICAL EQUIPMENT SELECTIONS FOR BASIS OF DESIGN.

4. FINALIZE ROOM AIR BALANCE SCHEDULE FOR TERMINAL UNITS/VENTURI VALVES.

5. PROVIDE PHASING PLAN FOR EQUIPMENT REPLACEMENTS.

12/17/2021 on e-ei gh th ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR. REMOVAL OF DEBRIS RESULTING FROM DEMOLITION, CUTTING, AND/OR DRILLING IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR. PATCHING AND REPAIR OF CONCRETE WALLS, FLOOR, OR STRUCTURE SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR; THIS WILL BE ACCOMPLISHED UPON COMPLETION OF THE INSTALLATION OF ANY AND ALL UTILITIES INSTALLED

BY THE VARIOUS SUBCONTRACTORS.

Approved: Division Chief

Issue Date Checked Drawn

DrawingNumber

Building Number

Project NumberDrawing Title Project Title

Location Drawing Scale

Approved: Service DirectorPlot Scale U.S. Department of Veterans Affairs

Office of Construction and Facilities Management

FULLY SPRINKLERED

Phase

A

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

321 4 5 6 7 8 9 10

TRUE NORTH

PLAN NORTH

KEYPLAN

A/E:

TRIPLE C - The A/E Group

(612) 355-1251

Mat Perkins

A

B D

EF

G

H

J

K

L

M

C

GENERAL NOTES

KEYNOTES

1/16" = 1'-0"

B

IM

/6

-2

-1

R e n o v a te

D

B e d W in g -B

-M

P L S

V A

M C

/6 -2

-7

.M

P L S

.3 D

.B e d .W in g .M

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:5

A

M

09/12/2022 K. Luke N.Harper

618-22-102

1391 - MS101

MECHANICAL SITE PLAN

1 Veterans Drive, Minneapolis, MN 55417

B70

RENOVATION OF BUILDING 70 3D

BED WING

100% CONSTRUCTION

DOCUMENTS

A. CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, DUCTWORK AND PIPING

WITH STRUCTURAL, MECHANICAL, AND ELECTRICAL SYSTEMS AND SHALL

PROVIDE NECESSARY OFFSETS TO AVOID CONFLICTS AND TO MAINTAIN

REQUIRED EQUIPMENT ACCESS AND SERVICEABILITY.

B. COORDINATE ALL DUCTWORK AND PIPE ROUTING AND ELEVATIONS WITH

OTHER TRADES IN ADVANCE OF INSTALLATION.

C. TEST AND BALANCE CONTRACTOR SHALL PROVIDE A PRE-

CONSTRUCTION TAB REPORT FOR THE EQUIPMENT AND ASSOCIATED

SYSTEMS SHOWN ON THE CONSTRUCTION DOCUMENTS AND UTILIZE

ALL AVAILABLE AS-BUILT DRAWINGS FROM THE OWNER. TEST AND

BALANCE CONTRACTOR SHALL VISIT SITE PRIOR TO CONSTRUCTION

AND VERIFY ALL EXISTING EQUIPMENT AND DEVICES, AND DEVELOP

THEIR TEST AND BALANCE FORMS INCLUDING DRAWINGS SHOWING

EQUIPMENT LOCATIONS, AIR DISTRIBUTION DEVICE LOCATIONS AND

TAG NUMBERS. IF THERE ARE LOCATIONS WHERE THE DRAWINGS DO

NOT REFLECT FIELD CONDITIONS, THE TEST AND BALANCE

CONTRACTOR SHALL INCLUDE THE AIRFLOW READINGS ON THE FORMS

AND LOCATE THE EQUIPMENT AND/OR AIR DEVICE ON THE DRAWINGS.

REFER TO SPECIFICATION SECTION 23 05 93 FOR MORE INFORMATION.

D. ALL DATA OBTAINED VIA TESTING AND MEASURING SHALL BE UTILIZED

TO ESTABLISH NEW HVAC SYSTEM PERFORMANCE AND BALANCE DATA

FOR THE RENOVATION. DATA SHALL BE FORWARDED TO THE PROJECT

ENGINEER FOR REVIEW AND COMMENT PRIOR TO COMMENCING THE

DEMOLITION AND/OR NEW WORK ASSOCIATED WITH THE FACILITY

RENOVATION.

E. THE CONTRACTOR SHALL PATCH, PAINT AND RETURN TO MATCH EXISTING

CONDITIONS FOR ANY FLOOR, WALL, OR CEILING THAT WAS DISTURBED TO

COMPLETE THIS PROJECT.

F. ALL NEW THERMOSTATS ARE TO BE MOUNTED AT A HEIGHT OF 54” ABOVE

FINISHED FLOOR. VERIFY FINAL THERMOSTAT LOCATIONS WITH VA.

G. REFER TO ARCHITECTURAL DRAWINGS FOR MOUNTING HEIGHTS AND

ELEVATIONS.

NOTE: NOT ALL KEYNOTES

ARE USED ON EACH SHEET

1. CONTRACTOR SHALL PROVIDE NEW MINIMUM 40" DIAMETER RIGID DUCT

FROM THE HOT DECK SUPPLY AIR OF THE TEMPORARY AHU. ROUTE AND BRACE

ALONG EXTERIOR WALL WITH SUPPORTS ON GRADE AND SEISMIC BRACING

ALONG EXTERIOR WALL. CONTRACTOR SHALL SUBMIT TEMPORARY DUCT

PRODUCT SELECTION, COORDINATION DRAWINGS AND TEMPORARY DUCT

SUPPORT STRUCTURE AND SEISMIC BRACING STAMPED BY MINNESOTA

STRUCTURAL ENGINEER FOR VA/AE REVIEW.

2. TEMPORARY AIR HANDLING UNIT (AHU). CONTRACTOR SHALL COORDINATE

LOCATION WITH VA COR. CONTRACTOR SHALL RENT TEMPORARY AIR

HANDLING UNIT FOR THE DURATION OF THE PROJECT UNTIL THE NEW AHU IS

FULLY COMMISSIONED AND HAS BEEN TURNED OVER TO THE VA.

3. CONTRACTOR STAGING AREA AND CRANE ACCESS.

4. REPLACE LOUVER AFTER INSTALLATION OF NEW AIR HANDLING UNIT. SEE

ARCHITECTURAL SHEETS FOR ADDITIONAL INFORMATION.

5. BUILDING 70 LEVEL 4 ROOF.

21 4 3

NOT TO SCALE

F6

MECHANICAL SITE PLAN

on e-ei gh th ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR. REMOVAL OF DEBRIS RESULTING FROM DEMOLITION, CUTTING, AND/OR DRILLING IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR. PATCHING AND REPAIR OF CONCRETE WALLS, FLOOR, OR STRUCTURE SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR; THIS WILL BE ACCOMPLISHED UPON COMPLETION OF THE INSTALLATION OF ANY AND ALL UTILITIES INSTALLED

BY THE VARIOUS SUBCONTRACTORS.

Approved: Division Chief

Issue Date Checked Drawn

DrawingNumber

Building Number

Project NumberDrawing Title Project Title

Location Drawing Scale

Approved: Service DirectorPlot Scale U.S. Department of Veterans Affairs

Office of Construction and Facilities Management

FULLY SPRINKLERED

Phase

A

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

321 4 5 6 7 8 9 10

TRUE NORTH

PLAN NORTH

KEYPLAN

A/E:

TRIPLE C - The A/E Group

(612) 355-1251

Mat Perkins

A

B D

EF

G

H

J

K

L

M

C

GENERAL NOTES

KEYNOTES

1/8" = 1'-0"

B

IM

/6

-2

-1

R e n o v a te

D

B e d W in g -B

-M

P L S

V A

M C

/6 -2

-7

.M

P L S

.3 D

.B e d .W in g .M

E P

.B .L

.r v t

/1

/2

:4

:1

A

M

09/12/2022 K. Luke M. Riffle

618-22-102

1391 - MD100

MECHANICAL PLANS - BASEMENT LEVEL BD

- DEMO

1 Veterans Drive, Minneapolis, MN 55417

B70

RENOVATION OF BUILDING 70 3D

BED WING

100% CONSTRUCTION

DOCUMENTS

A. CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, DUCTWORK AND PIPING

WITH STRUCTURAL, MECHANICAL, AND ELECTRICAL SYSTEMS AND SHALL

PROVIDE NECESSARY OFFSETS TO AVOID CONFLICTS AND TO MAINTAIN

REQUIRED EQUIPMENT ACCESS AND SERVICEABILITY.

B. COORDINATE ALL DUCTWORK AND PIPE ROUTING AND ELEVATIONS WITH

OTHER TRADES IN ADVANCE OF INSTALLATION.

C. TEST AND BALANCE CONTRACTOR SHALL PROVIDE A PRE-

CONSTRUCTION TAB REPORT FOR THE EQUIPMENT AND ASSOCIATED

SYSTEMS SHOWN ON THE CONSTRUCTION DOCUMENTS AND UTILIZE

ALL AVAILABLE AS-BUILT DRAWINGS FROM THE OWNER. TEST AND

BALANCE CONTRACTOR SHALL VISIT SITE PRIOR TO CONSTRUCTION

AND VERIFY ALL EXISTING EQUIPMENT AND DEVICES, AND DEVELOP

THEIR TEST AND BALANCE FORMS INCLUDING DRAWINGS SHOWING

EQUIPMENT LOCATIONS, AIR DISTRIBUTION DEVICE LOCATIONS AND

TAG NUMBERS. IF THERE ARE LOCATIONS WHERE THE DRAWINGS DO

NOT REFLECT FIELD CONDITIONS, THE TEST AND BALANCE

CONTRACTOR SHALL INCLUDE THE AIRFLOW READINGS ON THE FORMS

AND LOCATE THE EQUIPMENT AND/OR AIR DEVICE ON THE DRAWINGS.

REFER TO SPECIFICATION SECTION 23 05 93 FOR MORE INFORMATION.

D. ALL DATA OBTAINED VIA TESTING AND MEASURING SHALL BE UTILIZED

TO ESTABLISH NEW HVAC SYSTEM PERFORMANCE AND BALANCE DATA

FOR THE RENOVATION. DATA SHALL BE FORWARDED TO THE PROJECT

ENGINEER FOR REVIEW AND COMMENT PRIOR TO COMMENCING THE

DEMOLITION AND/OR NEW WORK ASSOCIATED WITH THE FACILITY

RENOVATION.

E. THE CONTRACTOR SHALL PATCH, PAINT AND RETURN TO MATCH EXISTING

CONDITIONS FOR ANY FLOOR, WALL, OR CEILING THAT WAS DISTURBED TO

COMPLETE THIS PROJECT.

F. ALL NEW THERMOSTATS ARE TO BE MOUNTED AT A HEIGHT OF 54” ABOVE

FINISHED FLOOR. VERIFY FINAL THERMOSTAT LOCATIONS WITH VA.

G. REFER TO ARCHITECTURAL DRAWINGS FOR MOUNTING HEIGHTS AND

ELEVATIONS.

NOTE: NOT ALL KEYNOTES

ARE USED ON EACH SHEET

1. REMOVE ALL EXISTING TERMINAL UNITS AND ASSOCIATED THERMOSTATS.

2. EXISTING SUPPLY AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

3. EXISTING RETURN AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

4. DEMOLISH EXISTING FIN TUBE RADIATION WINDOW HEATER AND PREPARE

SPACE FOR NEW UNIT.

5. RETAIN TRUNK/MAIN DUCT WORK IN INTERSTITIAL BACK TO AHU, RF, AND EF.

6. CONTRACTOR TO PRESSURE TEST AND CLEAN DUCT DURING CONSTRUCTION.

7. EXISTING PNEUMATIC CONTROLS DEVICES SERVING EQUIPMENT PLACED WITH

THIS PROJECT SHALL BE REMOVED AND PREPARED FOR INSTALLATION OF NEW

DDC CONTROLS.

8. EXISTING DDC CONTROLS ENCLOSURE TO REMAIN, PROTECT IN PLACE.

9. EXISTING RETURN AIR GRILLE TO BE REMOVED. COORDINATE WITH COR ON IF

THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

10. EXISTING SUPPLY AIR MAIN DUCTWORK FROM 70-AH3NE-21 SHALL BE RETAINED

AND REUSED TO SERVE RENOVATED SPACE.

11. PROVIDE TEMPORARY AHU SERVING EXISTING SUPPLY AIR MAINS DURING

REPLACMENT OF THE EXISTING AHU. TEMPORARY UNIT SHALL BE SIZED PER

MECHANICAL EQUIPMENT SCHEDULES. PROVIDE FLEXIBLE DUCT WORK AND

ISOLATION DAMPERS DURING CHANGEOVER TO TEMPORARY UNIT. TEMPORARY

AHU SHALL BE FULLY COMMISISONED PRIOR TO REMOVING EXISTING UNIT.

12. DEMOLISH EXISTING EF-34.

13. DEMOLISH EXISTING RF-18.

14. EF-33 TO REMAIN, PROTECT IN PLACE.

15. DEMOLISH EXISTING HEATING WATER SUPPLY PIPING AND HEATING WATER

RETURN PIPING TO FIN TUBE RADIATOR ABOVE.

16. DEMOLISH EXISTING FIN TUBE RADIATOR ABOVE.

17. EXISTING MECHANICAL HEATING WATER SUPPLY AND HEATING WATER RETURN

PIPING TO BE DEMOLISHED AND REPLACED.

18. DEMOLISH EXISTING FIRE SMOKE DAMPER AND PREPARE DUCT FOR

INSTALLATION OF NEW FIRE SMOKE DAMPERS.

19. DEMOLISH EXISTING PNEUMATIC CONTROLS ASSOSCIATED WITH SCOPE,

RETAIN EXISTING CONTROL PANEL AND PNEUMATIC CONTROLS UNRELATED TO

OUR SCOPE.

20. DEMOLISH EXISTING DUCTWORK BACK TO THE EXISTING MAIN, REPAIR AND

RESEAL.

21. PHASE 1: INSTALL AND COMMISSION TEMPORARY AIR HANDLING UNIT ON SITE

BELOW, PHASE 2: INSTALL TEMPORARY DAMPERS/TAPS IN EXISTING DUCT,

PHASE 3. REMOVE KNOCKOUT PANEL AND CONNECT TEMPORARY AIR

HANDLING UNIT TO TEMPORARY DAMPERS, ROUTE AND SUPPORT TEMPORARY

DUCTWORK UP THE SIDE OF THE BUILDING, PHASE 4: SHUTDOWN EXISTING AHU

21 AND CONNECT TEMPORARY AHU AT DAMPER POCS, TEST AND BALANCE

TEMPORARY AIR HANDLING UNIT. PHASE 5: REMOVE EXISTING AHU IS SECTION

SPLITS AS REQUIRED BY THE OPENING, PHASE 6: INSTALL NEW AIR HANDLING

UNIT AHU 21.

22. DEMOLISH EXISTING VFD, SEE ELECTRICAL SHEETS AND MECHANICAL

SCHEDULES.

23. PROVIDE TEMPORARY ISOLATION DAMPERS BEFORE BEGINNING ANY

DEMOLITION WORK. THE DUCTWORK SHALL BE CLEANED, REPAIRED AND

SEALED AIR TIGHT. THE CHANGEOVER SHALL BE PHASED TO INSTALL ONLY ONE

TEMPORARY ISOLATION DAMPER AT A TIME BEFORE PROCEEDING TO THE NEXT

DAMPER. THIS PROCESS SHALL OCCUR OUTSIDE OF FACILITY OPERATIONAL

HOURS AND WILL REQUIRE NIGHT AND WEEKEND WORK. ADD A CAP TO

DEMOED DUCTWORK.

24. REMOVE EXISTING CHILLED WATER, STEAM, AND CONDENSATE PIPING SERVING

AIR HANDLING UNIT (E) 70-AH3NE-21 BACK TO NEAREST ISOLATION VALVE.

25. DEMOLISH EXISTING EF-50 AND HEPA FILTER ASSEMBLY SERVING ISOLATION

ROOM. PROVIDE NEW EF-50 PER THE MECHANICAL SCHEDULES WITH NEW

HEPA FILTER BOX, HOUSING, ACCESS PANEL AND INTEGRATED DIFFERNENTIAL

PRESSURE. (2) FILTERS @ 24"X24"X12" EACH WITH MAXIMUM FACE VELOCITY OF

400 FPM. SEE F1/M-504 FOR MORE DETAILS.

26. DEMOLISH EXISTING EXHAUST DUCT FROM EF-50.

27. SHUT OFF VALVES TO FIN TUBE RADIATOR ABOVE. REBALANCE WATER FLOW.

DEMOLISH EXISTING PIPING ONCE NEW PIPING HAS BEEN CONSTRUCTED,

PRESSURE TESTED, AND CERTIFIED.

28. REMOVE EXISTING CHILL WATER LINES TO PUMP P-4 ONCE TEMPORARY PUMP

P-4 HAS BEEN PLACED AND CONNECTED.

29. REMOVE EXISTING PUMP P-4 AND PREPARE SPACE FOR INSTALLATION OF NEW

PUMP.

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

F6

MECHANICAL PLAN - BASEMENT

LEVEL BD - DEMO

SCALE:

F3

BASEMENT P-4 REPLACEMENT ISO

2" HWS

NOT IN PROJECT SCOPE

2" HWS

6" MPS

5" CHWS

5" CHWR

5" MPC

3" HWS

3" HWS

4" CHWR

4" CHWS

5" CHWR

4" HWR

2" HWS CONTINUES

TO AREA C SOUTH

/F6 MD102i /F6 MD102i12"ø IEA

12"ø IEA UP

2" HWS

2" HWS

3/4" HWR

2" HWS

3/4" HWR

2" HWS

3/4" HWR

3/4" HWR

2" HWS

2" HWS

3/4" HWR

3/4" HWR

2" HWS

2" HWS

3/4" HWR

2" HWS

3/4" HWR

2" HWS

3/4" HWR

2" HWS

3/4" HWR

3/4" HWR

2" HWS

2" HWS

3/4" HWR

3/4" HWR

2" HWS

2" HWS

3/4" HWR

3/4" HWR

2" HWS

3/4" HWR

2" HWS

3/4" HWR

2" HWS

2" HWS & 3/4"

HWR CONTINUE

TO AREA D

2" HWS CONTINUES

TO AREA C SOUTH

/F3 MD102i /F3 MD102i

9"ø IEA

6"ø IEA

8"ø IEA

6"ø IEA

12"ø IEA

12"ø IEA UP

12"ø GE (E) on e-ei gh th ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR. REMOVAL OF DEBRIS RESULTING FROM DEMOLITION, CUTTING, AND/OR DRILLING IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR. PATCHING AND REPAIR OF CONCRETE WALLS, FLOOR, OR STRUCTURE SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR; THIS WILL BE ACCOMPLISHED UPON COMPLETION OF THE INSTALLATION OF ANY AND ALL UTILITIES INSTALLED

BY THE VARIOUS SUBCONTRACTORS.

Approved: Division Chief

Issue Date Checked Drawn

DrawingNumber

Building Number

Project NumberDrawing Title Project Title

Location Drawing Scale

Approved: Service DirectorPlot Scale U.S. Department of Veterans Affairs

Office of Construction and Facilities Management

FULLY SPRINKLERED

Phase

A

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

321 4 5 6 7 8 9 10

TRUE NORTH

PLAN NORTH

KEYPLAN

A/E:

TRIPLE C - The A/E Group

(612) 355-1251

Mat Perkins

A

B D

EF

G

H

J

K

L

M

C

GENERAL NOTES

KEYNOTES

1/8" = 1'-0"

B

IM

/6

-2

-1

R e n o v a te

D

B e d W in g -B

-M

P L S

V A

M C

/6 -2

-7

.M

P L S

.3 D

.B e d .W in g .M

E P

.B .L

.r v t

/1

/2

:2

:5

A

M

09/12/2022 K. Luke N.Harper

618-22-102

1391 - MD102i

MECHANICAL PLANS - SECOND LEVEL

INTERSTITIAL 2D - DEMO

1 Veterans Drive, Minneapolis, MN 55417

B70

RENOVATION OF BUILDING 70 3D

BED WING

100% CONSTRUCTION

DOCUMENTS

A. CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, DUCTWORK AND PIPING

WITH STRUCTURAL, MECHANICAL, AND ELECTRICAL SYSTEMS AND SHALL

PROVIDE NECESSARY OFFSETS TO AVOID CONFLICTS AND TO MAINTAIN

REQUIRED EQUIPMENT ACCESS AND SERVICEABILITY.

B. COORDINATE ALL DUCTWORK AND PIPE ROUTING AND ELEVATIONS WITH

OTHER TRADES IN ADVANCE OF INSTALLATION.

C. TEST AND BALANCE CONTRACTOR SHALL PROVIDE A PRE-

CONSTRUCTION TAB REPORT FOR THE EQUIPMENT AND ASSOCIATED

SYSTEMS SHOWN ON THE CONSTRUCTION DOCUMENTS AND UTILIZE

ALL AVAILABLE AS-BUILT DRAWINGS FROM THE OWNER. TEST AND

BALANCE CONTRACTOR SHALL VISIT SITE PRIOR TO CONSTRUCTION

AND VERIFY ALL EXISTING EQUIPMENT AND DEVICES, AND DEVELOP

THEIR TEST AND BALANCE FORMS INCLUDING DRAWINGS SHOWING

EQUIPMENT LOCATIONS, AIR DISTRIBUTION DEVICE LOCATIONS AND

TAG NUMBERS. IF THERE ARE LOCATIONS WHERE THE DRAWINGS DO

NOT REFLECT FIELD CONDITIONS, THE TEST AND BALANCE

CONTRACTOR SHALL INCLUDE THE AIRFLOW READINGS ON THE FORMS

AND LOCATE THE EQUIPMENT AND/OR AIR DEVICE ON THE DRAWINGS.

REFER TO SPECIFICATION SECTION 23 05 93 FOR MORE INFORMATION.

D. ALL DATA OBTAINED VIA TESTING AND MEASURING SHALL BE UTILIZED

TO ESTABLISH NEW HVAC SYSTEM PERFORMANCE AND BALANCE DATA

FOR THE RENOVATION. DATA SHALL BE FORWARDED TO THE PROJECT

ENGINEER FOR REVIEW AND COMMENT PRIOR TO COMMENCING THE

DEMOLITION AND/OR NEW WORK ASSOCIATED WITH THE FACILITY

RENOVATION.

E. THE CONTRACTOR SHALL PATCH, PAINT AND RETURN TO MATCH EXISTING

CONDITIONS FOR ANY FLOOR, WALL, OR CEILING THAT WAS DISTURBED TO

COMPLETE THIS PROJECT.

F. ALL NEW THERMOSTATS ARE TO BE MOUNTED AT A HEIGHT OF 54” ABOVE

FINISHED FLOOR. VERIFY FINAL THERMOSTAT LOCATIONS WITH VA.

G. REFER TO ARCHITECTURAL DRAWINGS FOR MOUNTING HEIGHTS AND

ELEVATIONS.

NOTE: NOT ALL KEYNOTES

ARE USED ON EACH SHEET

1. REMOVE ALL EXISTING TERMINAL UNITS AND ASSOCIATED THERMOSTATS.

2. EXISTING SUPPLY AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

3. EXISTING RETURN AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

4. DEMOLISH EXISTING FIN TUBE RADIATION WINDOW HEATER AND PREPARE

SPACE FOR NEW UNIT.

5. RETAIN TRUNK/MAIN DUCT WORK IN INTERSTITIAL BACK TO AHU, RF, AND EF.

6. CONTRACTOR TO PRESSURE TEST AND CLEAN DUCT DURING CONSTRUCTION.

7. EXISTING PNEUMATIC CONTROLS DEVICES SERVING EQUIPMENT PLACED WITH

THIS PROJECT SHALL BE REMOVED AND PREPARED FOR INSTALLATION OF NEW

DDC CONTROLS.

8. EXISTING DDC CONTROLS ENCLOSURE TO REMAIN, PROTECT IN PLACE.

9. EXISTING RETURN AIR GRILLE TO BE REMOVED. COORDINATE WITH COR ON IF

THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

10. EXISTING SUPPLY AIR MAIN DUCTWORK FROM 70-AH3NE-21 SHALL BE RETAINED

AND REUSED TO SERVE RENOVATED SPACE.

11. PROVIDE TEMPORARY AHU SERVING EXISTING SUPPLY AIR MAINS DURING

REPLACMENT OF THE EXISTING AHU. TEMPORARY UNIT SHALL BE SIZED PER

MECHANICAL EQUIPMENT SCHEDULES. PROVIDE FLEXIBLE DUCT WORK AND

ISOLATION DAMPERS DURING CHANGEOVER TO TEMPORARY UNIT. TEMPORARY

AHU SHALL BE FULLY COMMISISONED PRIOR TO REMOVING EXISTING UNIT.

12. DEMOLISH EXISTING EF-34.

13. DEMOLISH EXISTING RF-18.

14. EF-33 TO REMAIN, PROTECT IN PLACE.

15. DEMOLISH EXISTING HEATING WATER SUPPLY PIPING AND HEATING WATER

RETURN PIPING TO FIN TUBE RADIATOR ABOVE.

16. DEMOLISH EXISTING FIN TUBE RADIATOR ABOVE.

17. EXISTING MECHANICAL HEATING WATER SUPPLY AND HEATING WATER RETURN

PIPING TO BE DEMOLISHED AND REPLACED.

18. DEMOLISH EXISTING FIRE SMOKE DAMPER AND PREPARE DUCT FOR

INSTALLATION OF NEW FIRE SMOKE DAMPERS.

19. DEMOLISH EXISTING PNEUMATIC CONTROLS ASSOSCIATED WITH SCOPE,

RETAIN EXISTING CONTROL PANEL AND PNEUMATIC CONTROLS UNRELATED TO

OUR SCOPE.

20. DEMOLISH EXISTING DUCTWORK BACK TO THE EXISTING MAIN, REPAIR AND

RESEAL.

21. PHASE 1: INSTALL AND COMMISSION TEMPORARY AIR HANDLING UNIT ON SITE

BELOW, PHASE 2: INSTALL TEMPORARY DAMPERS/TAPS IN EXISTING DUCT,

PHASE 3. REMOVE KNOCKOUT PANEL AND CONNECT TEMPORARY AIR

HANDLING UNIT TO TEMPORARY DAMPERS, ROUTE AND SUPPORT TEMPORARY

DUCTWORK UP THE SIDE OF THE BUILDING, PHASE 4: SHUTDOWN EXISTING AHU

21 AND CONNECT TEMPORARY AHU AT DAMPER POCS, TEST AND BALANCE

TEMPORARY AIR HANDLING UNIT. PHASE 5: REMOVE EXISTING AHU IS SECTION

SPLITS AS REQUIRED BY THE OPENING, PHASE 6: INSTALL NEW AIR HANDLING

UNIT AHU 21.

22. DEMOLISH EXISTING VFD, SEE ELECTRICAL SHEETS AND MECHANICAL

SCHEDULES.

23. PROVIDE TEMPORARY ISOLATION DAMPERS BEFORE BEGINNING ANY

DEMOLITION WORK. THE DUCTWORK SHALL BE CLEANED, REPAIRED AND

SEALED AIR TIGHT. THE CHANGEOVER SHALL BE PHASED TO INSTALL ONLY ONE

TEMPORARY ISOLATION DAMPER AT A TIME BEFORE PROCEEDING TO THE NEXT

DAMPER. THIS PROCESS SHALL OCCUR OUTSIDE OF FACILITY OPERATIONAL

HOURS AND WILL REQUIRE NIGHT AND WEEKEND WORK. ADD A CAP TO

DEMOED DUCTWORK.

24. REMOVE EXISTING CHILLED WATER, STEAM, AND CONDENSATE PIPING SERVING

AIR HANDLING UNIT (E) 70-AH3NE-21 BACK TO NEAREST ISOLATION VALVE.

25. DEMOLISH EXISTING EF-50 AND HEPA FILTER ASSEMBLY SERVING ISOLATION

ROOM. PROVIDE NEW EF-50 PER THE MECHANICAL SCHEDULES WITH NEW

HEPA FILTER BOX, HOUSING, ACCESS PANEL AND INTEGRATED DIFFERNENTIAL

PRESSURE. (2) FILTERS @ 24"X24"X12" EACH WITH MAXIMUM FACE VELOCITY OF

400 FPM. SEE F1/M-504 FOR MORE DETAILS.

26. DEMOLISH EXISTING EXHAUST DUCT FROM EF-50.

27. SHUT OFF VALVES TO FIN TUBE RADIATOR ABOVE. REBALANCE WATER FLOW.

DEMOLISH EXISTING PIPING ONCE NEW PIPING HAS BEEN CONSTRUCTED,

PRESSURE TESTED, AND CERTIFIED.

28. REMOVE EXISTING CHILL WATER LINES TO PUMP P-4 ONCE TEMPORARY PUMP

P-4 HAS BEEN PLACED AND CONNECTED.

29. REMOVE EXISTING PUMP P-4 AND PREPARE SPACE FOR INSTALLATION OF NEW

PUMP.

30. REMOVE ISOLATION EXHAUST MAIN TO RISER AND UP TO THIRD LEVEL

MECHANICAL ROOM. CAP AT POINT OF DISCONNECTION FROM THE REMAINING

ISOLATION EXHAUST SYSTEM.

31. ISOLATION EXHAUST DUCT TO REMAIN AND TO BE EXTENDED TO CONNECT TO

GENERAL EXHAUST DUCT. GENERAL EXHAUST FAN TO BE REBALANCED TO

SERVE THE ITS NEW SPACES.

32. REPAIR ALL AND MATCH EXISTING FIRE RATING AND FINISH FROM REMOVED

DUCT WORK.

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

F3

MECHANICAL PLAN - SECOND LEVEL

INTERSTITIAL 2D - DEMO

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

F6

MECHANICAL PLAN - SECOND LEVEL

INTERSTITIAL 2D - DEMO

TYP.

TYP.

TYP.

TYP.

TYP.

TYP.

TYP.

TYP.

TYP.

/F3 MD103 /F3 MD103

CORRIDOR

C3-12

EXAM

3D-119C

EXAM

3D-120

EXAM

3D-121

BREAK

3D-123A

BREAK ROOM

3D-123

STAIR

CORRIDOR

C3-12

EXAM

3D-119B

EXAM

3D-119C

EXAM

3D-120

EXAM

3D-121

CORRIDOR

C3-17

BREAK

3D-123A

BREAK ROOM

3D-123

EXAM

3D-119A

CORRIDOR

C3-18

TREATMENT

3D-119

PATIENT

3D-116C

PATIENT

3D-116B

PATIENT

3D-114C

PATIENT

3D-114B

PATIENT

3D-108

PATIENT

3D-107

PATIENT

3D-104

PATIENT

3D-103

PATIENT

3D-102

EXAM

3D-101

TLT

3D-101A

OFFICE

3C-103

EXAM

3D-136

EXAM

3D-135

CORRIDOR

C3-24

CORRIDOR

C3-23

CORRIDOR

C3-22

CHECK-IN

3D-134

WORK ROOM

3D-134A

STORAGE

3D-134BOFFICE

3D-131

3D-105

3D-105

OFFICE

3D-106

ANTE

3D-107A

TLT

3D-107B

TLT

3D-104B

ANTE

3D-104A

ANTE

3D-103A

TLT

3D-103B

TLT

3D-102B

ANTE ROOM

3D-102A

CORRIDOR

C3-26

9433 95

TOILET

CORRIDOR

C3-27

CORRIDOR

C3-28

TLT

3D-135A

STAIR

STORAGE

3D-130

NURSING RM

3D-109A

OFFICE

3D-109

WORK ROOM

3D-115

LINEN CHUTE

3D-112A

CORRIDOR

C3-20

HAC

3D-110

TLT

3D-111

PATIENT

3D-129

PATIENT

3D-128B

PATIENT

3D-128C

ANTE

3D-128

TLT

3D-128A

C O

R R

ID

O

R

C -1

EXAM

3D-112

EXAM

3D-117

STOR

3D-127A

EXAM

3D-127

TLT

3D-126A

PATIENT

3D-126

PATIENT

3D-124

TLT

3D-124A

OFFICE

3D-125

EXAM

3D-118

STAIR

TLT

3D-114A

TLT

3D-108A

ANTE

3D-114

TLT

3D-116A

ANTE

3D-116

(E)

70-AH3NE-21

70-EF-35

70-EF-34

70-RF-18 13

72"x20" RA

72"x20" RA

72"x20" RA

3/4" MPS

2 1/2" MPS

12"ø EA

16"ø EA 8"ø SA

(E)70.VAV.21.C3-12

1" MPS

1 1/2" MPS

4" CHWR

4" CHWS

3" MPS

/F6 MD103 /F6 MD103

on e-ei gh th ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR. REMOVAL OF DEBRIS RESULTING FROM DEMOLITION, CUTTING, AND/OR DRILLING IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR. PATCHING AND REPAIR OF CONCRETE WALLS, FLOOR, OR STRUCTURE SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR; THIS WILL BE ACCOMPLISHED UPON COMPLETION OF THE INSTALLATION OF ANY AND ALL UTILITIES INSTALLED

BY THE VARIOUS SUBCONTRACTORS.

Approved: Division Chief

Issue Date Checked Drawn

DrawingNumber

Building Number

Project NumberDrawing Title Project Title

Location Drawing Scale

Approved: Service DirectorPlot Scale U.S. Department of Veterans Affairs

Office of Construction and Facilities Management

FULLY SPRINKLERED

Phase

A

B

C

D

E

F

A

B

C

D

E

F

21 4 5 6 7 8 9 10

321 4 5 6 7 8 9 10

TRUE NORTH

PLAN NORTH

KEYPLAN

A/E:

TRIPLE C - The A/E Group

(612) 355-1251

Mat Perkins

A

B D

EF

G

H

J

K

L

M

C

GENERAL NOTES

KEYNOTES

1/8" = 1'-0"

B

IM

/6

-2

-1

R e n o v a te

D

B e d W in g -B

-M

P L S

V A

M C

/6 -2

-7

.M

P L S

.3 D

.B e d .W in g .M

E P

.B .L

.r v t

/1

/2

:2

:1

A

M

09/12/2022 K. Luke N.Harper

618-22-102

1391 - MD103

MECHANICAL PLANS - THIRD LEVEL 3D -

DEMO

1 Veterans Drive, Minneapolis, MN 55417

B70

RENOVATION OF BUILDING 70 3D

BED WING

100% CONSTRUCTION

DOCUMENTS

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

F6

MECHANICAL PLAN - THIRD LEVEL 3D

- DEMO

A. CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, DUCTWORK AND PIPING

WITH STRUCTURAL, MECHANICAL, AND ELECTRICAL SYSTEMS AND SHALL

PROVIDE NECESSARY OFFSETS TO AVOID CONFLICTS AND TO MAINTAIN

REQUIRED EQUIPMENT ACCESS AND SERVICEABILITY.

B. COORDINATE ALL DUCTWORK AND PIPE ROUTING AND ELEVATIONS WITH

OTHER TRADES IN ADVANCE OF INSTALLATION.

C. TEST AND BALANCE CONTRACTOR SHALL PROVIDE A PRE-

CONSTRUCTION TAB REPORT FOR THE EQUIPMENT AND ASSOCIATED

SYSTEMS SHOWN ON THE CONSTRUCTION DOCUMENTS AND UTILIZE

ALL AVAILABLE AS-BUILT DRAWINGS FROM THE OWNER. TEST AND

BALANCE CONTRACTOR SHALL VISIT SITE PRIOR TO CONSTRUCTION

AND VERIFY ALL EXISTING EQUIPMENT AND DEVICES, AND DEVELOP

THEIR TEST AND BALANCE FORMS INCLUDING DRAWINGS SHOWING

EQUIPMENT LOCATIONS, AIR DISTRIBUTION DEVICE LOCATIONS AND

TAG NUMBERS. IF THERE ARE LOCATIONS WHERE THE DRAWINGS DO

NOT REFLECT FIELD CONDITIONS, THE TEST AND BALANCE

CONTRACTOR SHALL INCLUDE THE AIRFLOW READINGS ON THE FORMS

AND LOCATE THE EQUIPMENT AND/OR AIR DEVICE ON THE DRAWINGS.

REFER TO SPECIFICATION SECTION 23 05 93 FOR MORE INFORMATION.

D. ALL DATA OBTAINED VIA TESTING AND MEASURING SHALL BE UTILIZED

TO ESTABLISH NEW HVAC SYSTEM PERFORMANCE AND BALANCE DATA

FOR THE RENOVATION. DATA SHALL BE FORWARDED TO THE PROJECT

ENGINEER FOR REVIEW AND COMMENT PRIOR TO COMMENCING THE

DEMOLITION AND/OR NEW WORK ASSOCIATED WITH THE FACILITY

RENOVATION.

E. THE CONTRACTOR SHALL PATCH, PAINT AND RETURN TO MATCH EXISTING

CONDITIONS FOR ANY FLOOR, WALL, OR CEILING THAT WAS DISTURBED TO

COMPLETE THIS PROJECT.

F. ALL NEW THERMOSTATS ARE TO BE MOUNTED AT A HEIGHT OF 54” ABOVE

FINISHED FLOOR. VERIFY FINAL THERMOSTAT LOCATIONS WITH VA.

G. REFER TO ARCHITECTURAL DRAWINGS FOR MOUNTING HEIGHTS AND

ELEVATIONS.

NOTE: NOT ALL KEYNOTES

ARE USED ON EACH SHEET

1. REMOVE ALL EXISTING TERMINAL UNITS AND ASSOCIATED THERMOSTATS.

2. EXISTING SUPPLY AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

3. EXISTING RETURN AIR AND EXHAUST GRILLE TO BE REMOVED. COORDINATE

WITH COR ON IF THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

4. DEMOLISH EXISTING FIN TUBE RADIATION WINDOW HEATER AND PREPARE

SPACE FOR NEW UNIT.

5. RETAIN TRUNK/MAIN DUCT WORK IN INTERSTITIAL BACK TO AHU, RF, AND EF.

6. CONTRACTOR TO PRESSURE TEST AND CLEAN DUCT DURING CONSTRUCTION.

7. EXISTING PNEUMATIC CONTROLS DEVICES SERVING EQUIPMENT PLACED WITH

THIS PROJECT SHALL BE REMOVED AND PREPARED FOR INSTALLATION OF NEW

DDC CONTROLS.

8. EXISTING DDC CONTROLS ENCLOSURE TO REMAIN, PROTECT IN PLACE.

9. EXISTING RETURN AIR GRILLE TO BE REMOVED. COORDINATE WITH COR ON IF

THEY SHOULD BE RETURNED TO THE VA AS ATTIC STOCK.

10. EXISTING SUPPLY AIR MAIN DUCTWORK FROM 70-AH3NE-21 SHALL BE RETAINED

AND REUSED TO SERVE RENOVATED SPACE.

11. PROVIDE TEMPORARY AHU SERVING EXISTING SUPPLY AIR MAINS DURING

REPLACMENT OF THE EXISTING AHU. TEMPORARY UNIT SHALL BE SIZED PER

MECHANICAL EQUIPMENT SCHEDULES. PROVIDE FLEXIBLE DUCT WORK AND

ISOLATION DAMPERS DURING CHANGEOVER TO TEMPORARY UNIT. TEMPORARY

AHU SHALL BE FULLY COMMISISONED PRIOR TO REMOVING EXISTING UNIT.

12. DEMOLISH EXISTING EF-34.

13. DEMOLISH EXISTING RF-18.

14. EF-33 TO REMAIN, PROTECT IN PLACE.

15. DEMOLISH EXISTING HEATING WATER SUPPLY PIPING AND HEATING WATER

RETURN PIPING TO FIN TUBE RADIATOR ABOVE.

16. DEMOLISH EXISTING FIN TUBE RADIATOR ABOVE.

17. EXISTING MECHANICAL HEATING WATER SUPPLY AND HEATING WATER RETURN

PIPING TO BE DEMOLISHED AND REPLACED.

18. DEMOLISH EXISTING FIRE SMOKE DAMPER AND PREPARE DUCT FOR

INSTALLATION OF NEW FIRE SMOKE DAMPERS.

19. DEMOLISH EXISTING PNEUMATIC CONTROLS ASSOSCIATED WITH SCOPE,

RETAIN EXISTING CONTROL PANEL AND PNEUMATIC CONTROLS UNRELATED TO

OUR SCOPE.

20. DEMOLISH EXISTING DUCTWORK BACK TO THE EXISTING MAIN, REPAIR AND

RESEAL.

21. PHASE 1: INSTALL AND COMMISSION TEMPORARY AIR HANDLING UNIT ON SITE

BELOW, PHASE 2: INSTALL TEMPORARY DAMPERS/TAPS IN EXISTING DUCT,

PHASE 3. REMOVE KNOCKOUT PANEL AND CONNECT TEMPORARY AIR

HANDLING UNIT TO TEMPORARY DAMPERS, ROUTE AND SUPPORT TEMPORARY

DUCTWORK UP THE SIDE OF THE BUILDING, PHASE 4: SHUTDOWN EXISTING AHU

21 AND CONNECT TEMPORARY AHU AT DAMPER POCS, TEST AND BALANCE

TEMPORARY AIR HANDLING UNIT. PHASE 5: REMOVE EXISTING AHU IS SECTION

SPLITS AS REQUIRED BY THE OPENING, PHASE 6: INSTALL NEW AIR HANDLING

UNIT AHU 21.

22. DEMOLISH EXISTING VFD, SEE ELECTRICAL SHEETS AND MECHANICAL

SCHEDULES.

23. PROVIDE TEMPORARY ISOLATION DAMPERS BEFORE BEGINNING ANY

DEMOLITION WORK. THE DUCTWORK SHALL BE CLEANED, REPAIRED AND

SEALED AIR TIGHT. THE CHANGEOVER SHALL BE PHASED TO INSTALL ONLY ONE

TEMPORARY ISOLATION DAMPER AT A TIME BEFORE PROCEEDING TO THE NEXT

DAMPER. THIS PROCESS SHALL OCCUR OUTSIDE OF FACILITY OPERATIONAL

HOURS AND WILL REQUIRE NIGHT AND WEEKEND WORK. ADD A CAP TO

DEMOED DUCTWORK.

24. REMOVE EXISTING CHILLED WATER, STEAM, AND CONDENSATE PIPING SERVING

AIR HANDLING UNIT (E) 70-AH3NE-21 BACK TO NEAREST ISOLATION VALVE.

25. DEMOLISH EXISTING EF-50 AND HEPA FILTER ASSEMBLY SERVING ISOLATION

ROOM. PROVIDE NEW EF-50 PER THE MECHANICAL SCHEDULES WITH NEW

HEPA FILTER BOX, HOUSING, ACCESS PANEL AND INTEGRATED DIFFERNENTIAL

PRESSURE. (2) FILTERS @ 24"X24"X12" EACH WITH MAXIMUM FACE VELOCITY OF

400 FPM. SEE F1/M-504 FOR MORE DETAILS.

26. DEMOLISH EXISTING EXHAUST DUCT FROM EF-50.

27. SHUT OFF VALVES TO FIN TUBE RADIATOR ABOVE. REBALANCE WATER FLOW.

DEMOLISH EXISTING PIPING ONCE NEW PIPING HAS BEEN CONSTRUCTED,

PRESSURE TESTED, AND CERTIFIED.

28. REMOVE EXISTING CHILL WATER LINES TO PUMP P-4 ONCE TEMPORARY PUMP

P-4 HAS BEEN PLACED AND CONNECTED.

29. REMOVE EXISTING PUMP P-4 AND PREPARE SPACE FOR INSTALLATION OF NEW

PUMP.

30. REMOVE ISOLATION EXHAUST MAIN TO RISER AND UP TO THIRD LEVEL

MECHANICAL ROOM. CAP AT POINT OF DISCONNECTION FROM THE REMAINING

ISOLATION EXHAUST SYSTEM.

31. ISOLATION EXHAUST DUCT TO REMAIN AND TO BE EXTENDED TO CONNECT TO

GENERAL EXHAUST DUCT. GENERAL EXHAUST FAN TO BE REBALANCED TO

SERVE THE ITS NEW SPACES.

32. REPAIR ALL AND MATCH EXISTING FIRE RATING AND FINISH FROM REMOVED

DUCT WORK.

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

F3

MECHANICAL PLAN - THIRD LEVEL 3D

- DEMO

NOTES:

CONTRACT SHALL PERFORM EQUIPMENT SURVEY TEST, TRAVERSE

READING ON MAIN DUCTS AND AIR INLETS & OUTLETS CFM READING

PRIOR TO START OF DEMOLOTION WORK. SUBMIT TEST DATA IN A

TABULATED FORM REPORT SHOWING REQUIRED (FROM AS-BUILT

DRAWINGS) AND ACTUAL (FROM SURVEY TEST) READING TO THE

ARCHITECT FOR REVIEW AND DIRECTIONS FOR FINAL BALANCING.

1. PERFORM EQUIPMENT SURVEY TEST TO AIR HANDLING UNIT 70-

AH3NE-21 AND EXHAUST FAN EF-50.1 AND EF-50.2. DATA SHALL INCLUDING

THE FOLLOWING;

A. UNIT I.D. NO., MANUFACTURER, MODEL NO. AND SERIOAL NO

B. MOTOR MANUFACTURER, HP, TYPE, RPM, RATED AMPS.,

VOLT, PHASE, HERTZ AND SERVICE FACTOR.

C. FAN WHEEL DIAMETER, RPM, DRIVE, SHEAVE SIZE AND STATIC

PRESSURE PROFILE.

D. COOLING COIL FACE VELOCITY, ENTERING/LEAVING AIR

TEMP., WATER TEMP. AND FLOW RATES.

E. INLET AND OUTLET DESIGN AND ACTUAL PRESSURE FOR

70-AH3NE-21 AND EF-50.1 AND EF-50.2

2. PERFORM TRAVERSE READING ON MAIN DUCTS AS SHOWN ON

THE PLANS. DATA SHALL INCLUDE CFM AND STATIC PRESSURE.

3. PERFORM AIR INLETS & OUTLETS AIR READING IN ALL AREAS

SERVED BY 70-AH3NE-21 AND EF-50.1 AND EF-50.2. OBTAIN

AS- BUILT DRAWINGS FOR THE AREAS TO BE SURVEYED.

4. EXISTING CFM MEASURED IN AREAS NOT AFFECTED BY THE

REMODEL BUT SERVED BY 70-AH3NE-21 AND EF-50.1 AND

EF-50.2 SHALL BE MAINTAINED AT ALL TIMES DURING

DEMOLTION AND CONSTRUCTION.

5. REBALANCE EXISTING ROOMS SERVED BY 70-AH3NE-21, EF-.50.1

AND EF-50.2 BASED ON PRE-READING RESULT.

2" HWS

2 1/2" 2 1/2"

8"ø SA

8"ø SA

8"ø

8"ø SA

8"ø SA

6"ø

(E)70.VAV.21.3D-120

(E)70.VAV.21.3D-119C

(E)70.VAV.22.3D-119B

(E)70.VAV.21.3D-119A

(E)70.VAV.21.3D-119

8"ø SA

8"ø SA

(E)70.VAV.21.3D-116C

8"ø SA

(E)70.VAV.21.3D-116B

8"ø SA

(E)70.VAV.21.3D-101

(E)70.VAV.21.3D-102

8"ø SA

8"ø SA 6"ø SA

6"ø SA

6"ø SA

(E)70.VAV.21.3C-103

8"ø SA

8"ø EA

8"ø SA

(E)70.VAV.21.3D-103

(E)70.VAV.21.3D-104

8"ø SA

8"ø EA

6"ø SA

6"ø SA

"ø

S A

"ø

R A

"ø

E A

"ø

I E

A

"ø

S A

"ø

R A

"ø

E A

"ø

R A

"ø

S A

"ø

R A

"ø

S A

"ø

S A

"ø

R A

"ø

R A

"ø

S A

"ø

S A

"ø

S A

"ø

S A

8"ø SA 10"ø RA

8"ø RA

8"ø RA

8"ø SA

8"ø SA

8"ø SA

"ø

R A

"ø

R A

10"ø SA

10"ø SA

10"ø SA

"ø

R A

"ø

R A

8"ø RA

10"ø RA

10"ø RA

12"ø SA

8"ø RA

6"ø EA

"ø

E A

10"ø RA

"ø

R A10"ø RA

12"ø SA

10"ø RA

8"ø SA

"ø

R A

10"ø RA 6"ø EA

8"ø SA

8"ø SA

8"ø SA

8"ø RA

6"ø EA

8"ø

"ø

8"ø RA

8"ø RA

8"ø SA

8"ø EA

8"ø EA

"ø

S A

"ø

S A

6"ø SA

9"ø EA

"ø

S A

"ø

S A

"ø

R A

8"ø SA

8"ø SA

8"ø RA

10"ø RA8"ø RA

"ø

R A

"ø

E A

12"ø SA

8"ø SA

8"ø SA

12"ø SA

9"ø EA

"ø

E A

"ø

E A

"ø

"ø

E A

"ø

E A

"ø

E A

8"ø SA

8"ø RA 8"ø RA

6"ø EA

6"ø EA

6"ø 10"ø RA

8"ø RA

8"ø RA 8"ø EA

8"ø SA

8"ø SA

"ø

S A

8"ø SA

6"ø RA

6"ø SA

"ø

R A

"ø

R A6 "ø

S A

6"ø SA

"ø

S A

"ø

R A

6"ø RA

6"ø RA

8"ø RA

6"ø SA

"ø

S A

8"ø SA

8"ø RA 6"ø EA

10"ø SA

"ø

"ø

E A

"ø

S A

10"ø EA 6"ø EA

"ø

"ø

R A

TYP.

TYP.

TYP.

TYP.

TYP.

"ø

S A

4"ø SA

"ø

S A

6"ø EA

8"ø RA

(E)70.VAV.21.3D-114B/C

(E)70.VAV.21.3D-108

(E)70.VAV.21.3D-107

(E)70.VAV.21.C3-23

(E)70.VAV.21.3D-121

(E)70.VAV.21.C3-18

(E)70.VAV.21.3D-118

(E)70.VAV.21.3D-127A

(E)70.VAV.21.3D-109

(E)70.VAV.21.3D-109A

(E)70.VAV.21.3D-106

(E)70.VAV.21.3D-136

(E)70.VAV.21.3D-135

(E)70.VAV.21.3D-134

(E)70.VAV.21.3D-134

(E)70.VAV.21.3D-134

(E)70.VAV.21.3D-134B

(E)70.VAV.21.3D-105

(E)70.VAV.21.3D-129/134A

(E)70.VAV.21.3D-130

(E)70.VAV.21.3D-128B/C

(E)70.VAV.21.3D-126

(E)70.VAV.21.3D-124

(E)70.VAV.21.3D-123

(E)70.VAV.21.3D-125

(E)70.VAV.21.C3-12

8"ø SA

3/4" HWS

3/4" HWR

3/4" HWS

3/4" HWR

3/4"

1 1/2" HWR

1 1/2" HWS

3/4" HWS

3/4" HWR

3/4" HWS

3/4" HWR

3/4" HWS

3/4" HWR

3/4" HWR

3/4" HWS

3/4" HWS

3/4" HWR

2 1/2" HWR

2 1/2" HWS

TYP.

/F3 MD103i /F3 MD103i

(E)

70-AH3NE-21

3/4" MPS

2 1/2" MPS

(E)70.VAV.21.C3-12

1" MPS

1 1/2" MPS

4" CHWR

4" CHWS

3" MPS

/F6 MD103i /F6 MD103i on e-ei gh th ne fo ot on e-qu ar te r ne fo ot th re e-ei gh th s ne fo ot on e-ha lf ne fo ot th re e-qu ar te r ne fo ot in ch on e ne fo ot on e an d on e-ha lf ne fo ot th re e in ne fo ot

REVISIONS DATE

General Notes:

GENERAL CONTRACTOR AND/OR ALL SUBCONTRACTORS SHALL FIELD VERIFY ALL DIMENSIONS SHOWN ON THESE PLANS AND SHALL BE RESPONSIBLE FOR VARIATIONS BETWEEN PLAN DIMENSIONS AND ACTUAL FIELD DIMENSIONS. WHERE VARIATIONS ARE FOUND TO OCCUR, THE CONTRACTOR SHALL NOTIFY THE PROJECT ENGINEER IN WRITING PRIOR TO PROCEEDING WITH CONSTRUCTION; NO ADJUSTMENT TO

THE WORK WILL BE MADE WITHOUT THE PRIOR APPROVAL OF THE PROJECT ENGINEER.

GENERAL CONTRACTOR SHALL BE RESPONSIBLE FOR GENERAL DEMOLITION INCLUDING REMOVAL OF WALLS, PARTITIONS, DOORS & CEILING & FLOORS. ANY AND ALL CUTTING OF CONCRETE FLOORS, WALLS OR STRUCTURE SHALL BE THE GENERAL CONTRACTOR'S RESPONSIBILITY. CORE DRILLING THROUGH CONCRETE WALLS, FLOORS OR STRUCTURE FOR PIPING OR CONDUIT SHALL BE THE RESPONSIBILITY OF THE SUBCONTRACTOR BY TRADE; FIRESTOPPING OF THESE OPENINGS SHALL BE DONE BY THE RESPECTIVE SUBCONTRACTOR.