ELECTRICAL DRAWING INDEX

I-69 NORTHBOUND (MILE MARKER 6),

COLDWATER, MI 49036

FILE NUMBER: 591/26017.JLM

MATRIX PROJECT NUMBER: 260347.00MECHANICAL/ELECTRICAL ENGINEER

STATE OF MICHIGAN

DEPARTMENT OF TECHNOLOGY, MANAGEMENT AND BUDGET

FOR DEPARTMENT OF TRANSPORTATION

COLDWATER WELCOME CENTER - HVAC SYSTEM REPAIRS

N SITE MAP

MECHANICAL DRAWING INDEX

MDOT COLDWATER WELCOME CENTER

MDOT PROGRAM NUMBER: F000910CON

M-000

DBP

CAT

TITLE SHEET

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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07/17/2026 CD SET

GENERAL HVAC NOTES

1. ALL WORK SHALL CONFORM TO MICHIGAN MECHANICAL CODE,

LATEST APPLICABLE EDITION.

2. LOCATE EXHAUST OUTLETS OF COMBUSTION EQUIPMENT

STACKS VENTS AT LEAST 10 FEET FROM OUTDOOR AIR

INTAKES.

3. INSTALL ALL EQUIPMENT, MATERIALS, AND ACCESSORIES PER

MANUFACTURERS WRITTEN INSTRUCTIONS.

4. ALL EXISTING SYSTEMS (INCLUDING EXHAUST FANS; AIR

HANDLING UNITS; PUMPS) THAT SERVES AREAS BEING

RENOVATED SHALL BE REBALANCED AS REQUIRED.

5. NOTIFY OWNER OF ANY PIPING OR DUCTWORK DEMOLITION

THAT MAY AFFECT NORMAL OPERATION OF OTHER AREAS.

6. FIELD VERIFY LOCATIONS OF EXISTING PIPING THAT MAY

CONFLICT WITH NEW CONSTRUCTION AND RELOCATE AS

NEEDED.

7. LOCATIONS OF THE THERMOSTATS TO BE VERIFIED IN FIELD.

8. SMOKE DETECTORS SHALL BE FURNISHED AND CONNECTED

BY ELECTRICAL CONTRACTOR, INSTALLATION BY MECHANICAL

CONTRACTOR.

9. CONTRACTOR SHALL COORDINATE ALL WORK WITH OTHER

DISCIPLINES PRIOR TO CONSTRUCTION TO AVOID CONFLICTS.

10. PROVIDE MANUAL AIR VENTS WITH 3/4" HOSE CONNECTION AT

ALL HIGH POINTS.

11. OFFSET PIPING TO ACCOMMODATE LARGE DUCTWORK.

12. THE CONTRACTOR SHALL FIELD VERIFY THE SIZES, LOCATION,

ELEVATIONS, AND DETAILS OF ALL EXISTING CONDITIONS THAT

MAY AFFECT THE WORK.

13. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING

THE INTEGRITY OF ALL EQUIPMENT AND MATERIALS IN A "NEW"

CONDITION DURING CONSTRUCTION.

14. ALL WORK SHALL BE PERFORMED BY LICENSED

CONTRACTORS AND SUBCONTRACTORS AS REQUIRED BY LAW.

15. CONTRACTOR SHALL USE LOW PRESSURE LOSS DUCT

FITTINGS IN ACCORDANCE WITH SMACNA. (WYES, RADIUSED

OR VANED TEES, ETC.) DUCTWORK SHALL BE GALVANIZED

SHEET METAL, MIN. 26 GA.

16. ALL DUCT DIMENSIONS SHOWN ARE INSIDE CLEAR DIMENSION.

INCREASE DUCT SIZE FOR LINING.

17. ALL EXTERNALLY ISOLATED HVAC EQUIPMENT SHALL HAVE

FLEXIBLE DUCT CONNECTORS.

18. ALL CONDENSATE DRAIN PIPING SET @ MIN. 1% SLOPE.

19. ALL CONDENSATE DRAIN PIPING TO TERMINATE TO DRAIN VIA

AIR GAP.

20. IF THERE IS CONFLICTING INFORMATION IN THE PLANS OR

SPECIFICATIONS THE MORE STRINGENT AND GREATER COST

ITEM SHALL BE USED.

21. DRAWINGS INDICATE REQUIRED SIZES AND POINTS OF

TERMINATION OF PIPES AND DUCTS AND SUGGESTED ROUTES.

IT IS NOT INTENTION OF DRAWINGS TO INDICATE ALL

NECESSARY OFFSETS. INSTALL WORK IN MANNER TO

CONFORM TO STRUCTURE, AVOID OBSTRUCTIONS, PRESERVE

HEADROOM AND KEEP OPENINGS AND PASSAGEWAYS CLEAR.

DO NOT SCALE FROM DRAWINGS.

22. PERFORM WORK IN ACCORDANCE WITH THE LATEST EDITIONS,

REVISIONS, AMENDMENTS, OR SUPPLEMENTS OF APPLICABLE

STATUTES, ORDINANCES, CODES OR REGULATIONS OF

FEDERAL, STATE, AND LOCAL AUTHORITIES HAVING

JURISDICTION IN EFFECT ON THE DATE BIDS ARE RECEIVED.

23. WHERE APPROVED STANDARDS HAVE BEEN ESTABLISHED BY

OSHA, UNDERWRITERS, LABORATORIES, AMERICAN CODES,

ASA, ASHRAE, ARI, NEC, STATE FIRE INSURANCE REGULATION

BODY, NFPA OR OTHERS, THESE STANDARDS SHALL BE

FOLLOWED WHETHER OR NOT INDICATED ON THE DRAWING

AND SPECIFICATIONS.

24. DUCTWORK SHALL BE ACOUSTICALLY LINED WITHIN 10 FT OF

THE INTAKE AND/OR DISCHARGE OF A FAN.

25. DUCT/PIPING LAYOUT IS SCHEMATIC. EXACT LOCATION OF

DUCT/PIPING AND EQUIPMENT SHALL BE COORDINATED WITH

BUILDING STRUCTURE, EQUIPMENT FURNISHED,

ARCHITECTURAL DRAWINGS, AND ALL OTHER TRADES PRIOR

TO INSTALLATION. ANY CONTRACTOR INSTALLING WORK

WITHOUT PRIOR COORDINATION SHALL RELOCATE HIS WORK

AT HIS EXPENSE TO ALLOW PROPER INSTALLATION OF ANY

AND ALL TRADES WORK.

26. UNLESS OTHERWISE NOTED, ALL DUCT/PIPING SHALL BE

CONCEALED WHEREVER POSSIBLE. PROVIDE CHROME

ESCUTCHEON OR ALUMINUM DUCT COLLAR AT EACH

PENETRATION OF A FINISHED SURFACE.

27. DUCT/PIPING SHALL NOT BE RUN ABOVE ELECTRICAL GEAR IN

THE SERVICE SPACE REQUIRED BY THE NATIONAL ELECTRICAL

CODE.

28. ANY ADDITIONAL LOW VOLTAGE CONTROL WIRING THAT IS

REQUIRED SHALL BE PROVIDED BY THE HVAC CONTRACTOR.

CONTROL WIRING SHALL BE RUN IN CONDUIT IF REQUIRED BY

LOCAL CODES OR THE SPECIFICATIONS. POWER SHALL BE

PROVIDED BY THE ELECTRICAL CONTRACTOR.

29. PROVIDE TRAP FOR CONDENSATION DRAIN LINES.

30. PROVIDE VIBRATION ISOLATION AT EACH CONNECTION TO A

MOTORIZED PIECE OF EQUIPMENT BY THE HVAC

CONTRACTOR.

31. MOUNT THERMOSTAT/SENSORS AT 48" AFF UNLESS NOTED

OTHERWISE.

32. CONTRACTOR TO ATTEND A 6 MONTH AND AN 11 MONTH POST

CONSTRUCTION MEETING WITH THE ENGINEER AND OWNER

TO REVIEW AND FIX ISSUES DURING THE WARRANTY PERIOD.

33. CONTRACTOR TO TRACK AND PROVIDE PAPERWORK TO

OWNER OF THE AMOUNT OF MATERIAL BEING RECYCLED

THROUGHOUT THE PROJECT.

34. COMBUSTION AIR AND VENT EXTERIOR WALL PENETRATIONS

ARE TO BE PATCHED TO MATCH EXISTING AND AND SEALED

WATER TIGHT.

MECHANICAL SYMBOLS LEGEND

HVAC PIPING SYMBOLS

HVAC PIPING

HVAC DUCTWORK

F/S F/S s s

TEMPERATURE CONTROL SYMBOLS

MISCELLANEOUS NOTES

HVAC DUCTWORK SYMBOLS HVAC DUCTWORK & DIFFUSER TAGS

HVAC PIPING VALVES

MECHANICAL ABBREVIATIONS

AFF ABOVE FINISH FLOOR

AC AIR COMPRESSOR

AHU AIR HANDLING UNIT

AS AIR SEPARATOR

A.T.C. ARCHITECTURAL TRADES CONTRACTOR

B BOILER

B.A.S. BUILDING AUTOMATION SYSTEM

CAF COMBUSTION AIR FAN

CC COOLING COIL

CFM CUBIC FEET PER MINUTE

CHLR CHILLER

CHP CONSOLE HEAT PUMP

CONV CONVECTOR

CT COOLING TOWER

CU CONDENSING UNIT

CUH CABINET UNIT HEATER

CV CONTROL VALVE

CWP CHILLED WATER PUMP

DB DRY BULB

DFU DUCT FURNACE

DIA DIAMETER

DN DOWN

DPR DAMPER

DS DUCT SILENCER

EAT ENTERING AIR TEMPERATURE

EF EXHAUST FAN

EG EXHAUST GRILLE

E.T.C. ELECTRICAL TRADES CONTRACTOR

EVR EVAPORATOR

EWT ENTERING WATER TEMPERATURE

EXH EXHAUST

EXIST EXISTING

FF FINISH FLOOR

FPM FEET PER MINUTE

FT FEET

FTR FINNED TUBE RADIATION

FU FURNACE

GAL GALLON

GFRH GAS FIRED RADIANT HEATER

GR GRILLE

H HUMIDIFIER

HC HEATING COIL

HD HEAD (FT)

HP HORSE POWER

HHP HORIZONTAL HEAT PUMP

HTG HEATING

HVAC HEATING, VENTILATION, & AIR CONDITIONING

HWP HEATING WATER PUMP

HX HEAT EXCHANGER

ID INSIDE DIAMETER

I.E. INVERT ELEVATION

IAH INTAKE HOOD

LAT LEAVING AIR TEMPERATURE

LH LATENT HEAT (MBH)

LWT LEAVING WATER TEMPERATURE

MAX MAXIMUM

MBH BTU PER HOUR (THOUSAND)

MIN MINIMUM

M.T.C. MECHANICAL TRADES CONTRACTOR

N.C. NOISE CRITERIA

NFPA NATIONAL FIRE PROTECTION ASSOCIATION

NTS NOT TO SCALE

P PUMP

PCR PUMPED CONDENSATE RETURN

PD PRESSURE DROP

RCP RADIANT CEILING PANEL

REQ'D REQUIRED

RG RETURN GRILLE

RH RELATIVE HUMIDITY

RLH RELIEF HOOD

RTU ROOF TOP UNIT

SD SUPPLY DIFFUSER

SF SUPPLY FAN

SG SUPPLY GRILLE

SH SENSIBLE HEAT (MBH)

SM SHEET METAL

SQ. FT. SQUARE FEET

SST SATURATED SUCTION TEMPERATURE

STR STRAINER

TC TOTAL COOLING (MBH)

TCL TEMPERATURE CONTROL

T&P TEMPERATURE & PRESSURE RELIEF VALVE

TYP TYPICAL

UH UNIT HEATER

VAV VARIABLE AIR VOLUME BOX

VRH VARIABLE AIR VOLUME REHEAT BOX

FPVAV FAN POWERED VARIABLE AIR VOLUME BOX

V.F.D VARIABLE FREQUENCY DRIVE

ZD ZONE DAMPER

X-SA EXISTING ITEM (EXISTING SUPPLY AIR DUCT)

ITEM

EXISTING

CHILLED WATER SUPPLY

CHILLED WATER RETURN

CONDENSATE DRAIN

CONDENSER WATER SUPPLY

CONDENSER WATER RETURN

COOLING TOWER WATER SUPPLY

COOLING TOWER WATER RETURN

DIRECT EXPANSION

HEAT PUMP WATER SUPPLY

HEAT PUMP WATER RETURN

HEATING WATER SUPPLY

HEATING WATER RETURN

SUCTION (REFRIGERANT)

LIQUID (REFRIGERANT)

SUCTION (DIRECT EXPANSION)

LIQUID (DIRECT EXPANSION)

LOW PRESSURE STEAM (0-20 LBS.)

MEDIUM PRESSURE STEAM (21-75 LBS.)

HIGH PRESSURE STEAM (76 LBS. & ABV.)

STEAM CONDENSATE (GRAVITY)

PUMPED STEAM CONDENSATE

STEAM CONDENSATE BOILER FEED

GATE VALVE

GAS COCK

CHECK VALVE

BALANCE COCK

CIRCUIT SETTER

TWO-WAY CONTROL VALVE

THREE-WAY CONTROL VALVE

GLOBE VALVE

BALL VALVE

SOLENOID VALVE

EXPANSION VALVE WITH

THERMOSTATIC BULB

PLUG VALVE

BUTTERFLY VALVE

RELIEF VALVE

HOSE & DRAIN END VALVE

PRESSURE RELIEF VALVE

PRESSURE REDUCING VALVE

TRIPLE DUTY VALVE

GAS PRESSURE REGULATOR

STRAINER (BLOW-OFF)

FLOW DIRECTION

PIPING DROP

PIPING RISE

INLINE PIPING DROP

INLINE PIPING RISE

PIPING TEE

PIPING ELBOW

THERMOMETER

PUMP

UNION

PIPE ANCHOR

PIPE GUIDE

BACK FLOW PREVENTER

PIPE CAP

PIPE BREAK

THERMOMETER WELL

EXPANSION LOOP

EXPANSION COMPENSATOR

FLOAT & THERMOSTATIC STEAM TRAP

INVERTED BUCKET STEAM TRAP

THERMOSTAT

PROGRAMMABLE THERMOSTAT

THERMOSTAT (W/ NIGHT SETBACK)

ROOM SENSOR

HUMIDISTAT

PRESSURE GAUGE

DAMPER (ELECTRIC OPERATION)

DAMPER (PNEUMATIC OPERATION)

DAMPER BLADES

SUPPLY AIR DUCT

EXIST SUPPLY AIR DUCT

RETURN AIR DUCT

EXIST RETURN AIR DUCT

OUTSIDE AIR DUCT

EXIST OUTSIDE AIR DUCT

EXHAUST AIR DUCT

EXIST EXHAUST AIR DUCT

SUPPLY AIR DUCT RISER

RETURN AIR DUCT RISER

OUTSIDE AIR DUCT RISER (AS NOTED)

EXHAUST AIR DUCT

INSULATED DUCTWORK (AS NOTED)

SUPPLY AIR DIFFUSER (SQUARE)

SUPPLY AIR DIFFUSER (INLINE)

TURNING VANES

SURFACE MTD. GRILLE

SUPPLY AIR DIFFUSER (ROUND)

90° TEE W/45° APPROACH

CONICAL TAKE-OFF

CONICAL TAKE-OFF W/ DAMPER

BALANCE DAMPER

RETURN AIR DUCT BOOT

ECCENTRIC REDUCER

CONCENTRIC REDUCER

VERTICAL FIRE DAMPER

EXISTING VERTICAL FIRE DAMPER

HORIZONTAL FIRE DAMPER

EXISTING HORIZONTAL FIRE DAMPER

VERTICAL SMOKE DAMPER

HORIZONTAL SMOKE DAMPER

VERTICAL FIRE / SMOKE DAMPER

HORIZONTAL FIRE / SMOKE DAMPER

DUCT SMOKE DETECTOR, INSTALLED BY M.T.C.,

PROVIDED & WIRED BY E.T.C.

UNIT HEATER

CEILING EXHAUST FAN

ROOF MOUNTED EXHAUST FAN

DEMOLITION

POINT OF CONNECTION BETWEEN NEW AND

EXISTING

POINT OF EXISTING TO REMAIN AND EXISTING

TO BE REMOVED

INDICATES PLAN NOTE

INDICATES DEMOLITION NOTE

DETAIL BUBBLE

DETAIL NUMBER

PAGE LOCATION INDICATES

DIRECTION OF DETAIL SECTION

X

X

XX

XXXX

XX

XXXX

SA

OA

X-OA

X-EA

EA

X-SA

X-RA

RA

SCP

SC

DXS

DXL

HR

CR

CD

CS

DX

CTR

HPR

HS

HPS

CTS

CWR

CWS

S

L

LPS

MPS

HPS

SC (BF)

TAG CFM

NECK REMARKS

SIZE

BT

FT

SD-1 250

8"ø ---

P

H

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T

T P

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M

M

SD

1. EXISTING EQUIPMENT LAYOUT IS SCHEMATIC. EXACT LOCATION OF EXISTING

DUCT/PIPING AND EQUIPMENT SHALL BE COORDINATED WITH BUILDING

STRUCTURE, EQUIPMENT FURNISHED, ARCHITECTURAL DRAWINGS AND ALL

OTHER TRADES PRIOR TO DEMOLITION.

2. PERFORM WORK IN ACCORDANCE WITH THE LATEST EDITIONS, REVISIONS,

AMENDMENTS, OR SUPPLEMENTS OF APPLICABLE STATUTES, ORDINANCES,

CODES OR REGULATIONS OF FEDERAL, STATE, AND LOCAL AUTHORITIES

HAVING JURISDICTION IN EFFECT ON THE DATE BIDS ARE RECEIVED.

3. WHERE APPROVED STANDARDS HAVE BEEN ESTABLISHED BY OSHA,

UNDERWRITERS LABORATORIES, AMERICAN CODES, ASA, ASHRAE, ARI, NEC,

STATE FIRE INSURANCE REGULATION BODY, NFPA OR OTHERS. THESE

STANDARDS SHALL BE FOLLOWED WHETHER OR NOT INDICATED ON THE

DRAWING AND SPECIFICATIONS.

4. COORDINATE CUTTING AND PATCHING WITH GENERAL CONTRACTOR.

5. ALL BOLD DASHED LINES INDICATE ITEMS TO BE REMOVED UNLESS NOTED BY

KEYNOTE. ALL OTHER EXISTING SYSTEMS SHOWN FOR REFERENCE ONLY.

6. PATCH AND REPAIR ALL WALL AND CEILING SURFACES LEFT DAMAGED OR

INCOMPLETE FROM REMOVAL OF EXISTING PIPING, DUCTWORK, OTHER FIXED

ACCESSORIES AND EQUIPMENT WITH MATERIALS TO MATCH EXISTING, AS

ACCEPTABLE TO THE OWNER.

7. NOTATIONS ARE MADE IN VARIOUS PLACES ON THE DRAWINGS TO CALL

ATTENTION TO DEMOLITION WHICH IS REQUIRED. HOWEVER, THESE

DRAWINGS ARE NOT INTENDED TO SHOW EACH AND EVERY ITEM TO BE

REMOVED. CONTRACTOR SHALL REMOVE ALL MATERIALS RELATED TO THEIR

RESPECTIVE TRADES AS REQUIRED TO PERMIT THE CONSTRUCTION OF THE

NEW WORK AS SHOWN.

8. THE GENERAL CONTRACTOR SHALL COORDINATE THE EXTENT OF THE

REQUIRED DEMOLITION OF THE EXISTING BUILDING AS REQUIRED TO

FACILITATE THE CONSTRUCTION OF THE PROJECT AS SHOWN AS PART OF

THIS WORK.

9. ALL DEMOLITION SHALL BE APPROVED BY THE PSC/DTMB PRIOR TO

COMMENCEMENT AND SHALL BE PERFORMED UNDER REQUIREMENTS AND

APPROVAL OF THE LOCAL CODE JURISDICTIONS.

10. PROTECT ALL EXISTING WORK WHICH IS TO REMAIN AND RESTORE IN AN

APPROVED MANNER ANY SUCH WORK WHICH BECOMES DAMAGED.

11. RUBBISH AND DEBRIS RESULTING FROM THE WORK SHALL BE REMOVED

IMMEDIATELY FROM THE SITE IN A SAFE AND LEGAL MANNER BY THE

CONTRACTOR.

12. DEMOLITION CONTRACTOR SHALL BE RESPONSIBLE TO CONTACT PSC/DTMB

TO CLARIFY ANY ITEMS NOT SHOWN ON THESE DOCUMENTS OR SHOWN NOT

MATCHING FIELD CONDITIONS.

GENERAL DEMOLITION NOTES

1. CONTRACTOR TO NOT DEMOLISH ANY EXISTING EQUIPMENT OR ASSOCIATED MATERIALS UNTIL ALL OF THE REPLACEMENT EQUIPMENT, DUCTWORK, PIPING, AND

OTHER COMPONENTS ARE RECEIVED AND READY TO BE INSTALLED.

2. CONTRACTOR IS RESPONSIBLE FOR MAINTAINING HEATING IN THE BUILDING THROUGHOUT THE DURATION OF THE PROJECT. CONTRACTOR TO ENSURE OCCUPIED SPACE MAINTAINS A MINIMUM TEMPERATURE OF 60 DEG F. CONTRACTOR TO PROVIDE ELECTRIC TEMPORARY HEAT AS REQUIRED TO ENSURE THE OCCUPIED SPACE

MAINTAINS THE MINIMUM TEMPERATURE THROUGHOUT CONSTRUCTION.

3. BOILER AND HEATING SYSTEMS WORK:

3.1. CONTRACTOR IS TO COMPLETE THE DEMOLITION AND REPLACEMENT OF THE FAILED BOILER, BOILER PUMP, AND ASSOCIATED PIPING/ACCESSORIES AS SHOWN ON THE CONSTRUCTION DOCUMENTS WHILE THE EXISTING OPERATIONAL BOILER SERVES THE EXISTING HEATING SYSTEM. CONTRACTOR IS TO INSTALL THE NEW BOILER, BOILER PUMP, AND ASSOCIATED AND ASSOCIATED PIPING/ACCESSORIES AS SHOWN ON THE CONSTRUCTION DOCUMENTS WHILE THE EXISTING BOILER SERVES THE EXISTING HEATING SYSTEM. CONTRACTOR IS RESPONSIBLE FOR ENSURING THE EXISTING BOILER AND HEATING SYSTEM REMAIN OPERATIONAL WHILE INSTALLING THE NEW BOILER BESIDES SHORT CHANGE OVER SHUTDOWNS (2 HOURS OR LESS) THAT ARE APPROVED BY DTMB/MDOT IN ADVANCE.

3.2. AFTER THE NEW BOILER, BOILER PUMP AND ALL ASSOCIATED ACCESSORIES ARE TESTED AND ARE FULLY OPERATIONAL, CONTRACTOR CAN COMPLETE THE DEMOLITION AND REPLACEMENT OF THE OTHER EXISTING BOILER, BOILER PUMP, AND ASSOCIATED PIPING/ACCESSORIES AS SHOWN ON THE CONSTRUCTION DOCUMENTS. CONTRACTOR IS TO COMPLETE THE INSTALLATION OF THE SECOND NEW BOILER, BOILER PUMP, AND ASSOCIATED AND ASSOCIATED PIPING/ACCESSORIES AS SHOWN ON THE CONSTRUCTION DOCUMENTS WHILE ENSURING THE HEATING SYSTEM REMAINS FULLY OPERATIONAL.

4. FOR AHU/CU WORK COMPLETED DURING COOLING SEASON (JUNE 1, 2026 TO OCTOBER 1, 2026):

4.1.1. CONTRACTOR TO COMPLETE THE DEMOLITION AND REPLACEMENT OF ALL (3) AIR HANDLING UNITS IN ONE MECHANICAL ROOM AT ONE TIME. THE REPLACEMENT OF THE (3) AIR HANDING UNITS INCLUDES THE REPLACEMENT OF THE EXTERIOR CONDENSING UNITS, THERMOSTATS, CONTROL WIRING, DX PIPING, HYDRONIC PIPING, CONDENSATE PIPING, DUCTWORK MODIFICATIONS, AND ALL OTHER SCOPE INDICATED ON THE CONSTRUCTION DOCUMENTS.

4.1.2. ONCE THE ENTIRE SCOPE OF WORK IS COMPETED FOR THE AIR HANDLING UNITS IN ONE MECHANICAL ROOM, CONTRACTOR CAN THAN BEGINNING THE DEMOLITION AND REPLACEMENT OF ALL (3) AIR HANDLING UNITS IN THE OTHER MECHANICAL ROOM AT ONE TIME. THE REPLACEMENT OF THE (3) AIR HANDING UNITS INCLUDES THE REPLACEMENT OF THE EXTERIOR CONDENSING UNITS, THERMOSTATS, CONTROL WIRING, DX PIPING, HYDRONIC PIPING, CONDENSATE PIPING, DUCTWORK MODIFICATIONS, AND ALL OTHER SCOPE INDICATED ON THE CONSTRUCTION DOCUMENTS.

4.1.3. CONTRACTOR IS RESPONSIBLE FOR ENSURING THAT AT LEAST (5) AIR HANDLING UNITS (NEW AND/OR EXISTING) ARE FULLY ONLINE BY HEATING SEASON (OCTOBER 1, 2026). CONTRACTOR IS TO COORDINATE WITH THE OWNER IF AN AIR HANDLING UNIT IS OFFLINE DURING HEATING SEASON AND PROVIDE TEMPORARY ELECTRIC HEAT AS REQUIRED TO KEEP THE ZONES/SPACES SERVED BY THE AIR HANDLING UNIT THAT IS OFFLINE AT AN ADEQUATE

TEMPERATURE.

5. FOR AHU/CU WORK COMPLETED DURING HEATING SEASON (OCTOBER 1, 2026 TO JUNE 1, 2027):

5.1.1. CONTRACTOR TO COMPLETE THE DEMOLITION AND REPLACEMENT OF EACH AIR HANDLING UNIT AND ALL CORRESPONDING SCOPE OF WORK ONE AT A TIME (FIVE AIR HANDLING UNITS MUST BE FULLY OPERATIONAL AT ALL TIMES). CONTRACTOR IS TO COORDINATE WITH THE OWNER WHEN AN AIR HANDLING UNIT IS OFFLINE AND PROVIDE TEMPORARY ELECTRIC HEAT AS REQUIRED TO KEEP THE ZONES SERVED BY THE AIR HANDLING UNIT THAT IS OFFLINE AT AN

ADEQUATE TEMPERATURE.

PHASING SCHEDULE

M-100

DBP

CAT

MECHANICAL SYMBOLS,

NOTES, ABBREVIATIONS,

AND SCHEDULES

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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X-SD 500

20x10 TYP. 4

X-12x16 SA X-12x16 SA

X-18x16 SA

X-18x16 SA X-18x16 SA

X-18x16 SA

X-RG ---

36x16 ---

X-18x16 RA

X-18x16 RA

X-18x16 RA

X-SD 230

24x24 TYP. 6

X-10" SA

X-10" SA X-10" SA X-10" SA

X-10" SA

X-10" SA

X-SD ---

24x12 ---

X-10x12 SA X-18x12 SA X-18x14 SA X-18x14 SA

X-18x14 RA X-18x14 RA

X-SD 250

12x12 TYP. 2

X-14x8 SA

X-14x8 SA

X-10" EA

X-EG 300

12x12 TYP. 2

X-EG 300

12x12 ---

X-EG 225

12x12 ---

X-12x18 SA

X-SD 665

20x12 ---

X-18x22 SA

X-12x22 SA

X-12x18 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA

X-10" EA

X-10" EA

X-10" EA

X-EG 100

8x8 ---

X-L (24x20, 1250 CFM)

X-24x10 OAX-14x10 OA

X-10x8 OAX-10x10 OA

X-EF-2

X-18x12 EA

X-L (48x12, 2800 CFM)

X-4" EA

X-4" EA X-SOFFIT

GRILLE (150 CFM)X-24x16 RA

X-24x16 RA

X-SD 250

12x12 TYP. 2

X-RG ---

48x24 ---

X-15x15 EA

X-15x15 EA

X-EF-4

X-EF-3

X-SOFFIT

GRILLE (50 CFM)

X-4" EA

X-AHU-4X-AHU-5X-AHU-6

X-CU-5X-CU-6 X-CU-4

X-CU-2X-CU-1 X-CU-3

T

X-AHU-5

T

X-AHU-4

T

SX-AHU-6

X-15x15 EA

M

X-12x16 SA X-12x16 SA

X-18x16 SA

X-18x16 SA

X-18x16 SA X-18x16 SA

X-18x16 RA

X-18x16 RA

X-18x16 RA

X-8" SA

X-10" SA

X-8" SA

X-10" SA

X-8" SA

X-10x12 SA X-18x12 SA X-18x14 SA X-18x14 SA

X-18x14 RA X-18x14 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA X-18x22 SA

X-12x22 SA

X-12x18 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA

X-10" EA

X-10" EA

X-10" EA

X-EG 100

8x8 ---

X-L (24x20, 1250 CFM)

X-24x10 OAX-14x10 OA

X-10x8 OAX-10x10 OA

X-EF-5

X-18x12 EA

X-24x16 RA

X-24x16 RA

X-SD 250

12x12 TYP. 2

X-RG ---48x24 ---

X-15x15 EA

X-15x15 EA

X-AHU-3X-AHU-2X-AHU-1

X-AHU-2

T

X-AHU-3

T

S

X-AHU-1

X-15x15 EA

X-4" EA

T

X-SD 150

24x24 ---

X-SD 290

24x24 TYP. 3

X-SD 225

24x24 ---

X-SD 500

20x10 TYP. 4

X-RG ---

36x16 ---

X-SD 150

24x24 ---

X-RG ---

24x12 ---

X-SD 250

12x12 TYP. 2

X-EG 300

12x12 ---

X-EG 300

12x12 TYP. 2

X-EG 225

12x12 ---

M M

X-RG ---

12x12 ---

X-10" SA

X-18x14 RA

X-18x14 RA

X-EF-1

X-4" EA

X-4" EA

X-WALL CAP (75 CFM)

X-10"

EA

X-B

X-B

3 3 3

X-SD 665

20x12 ---

X-5" CA & V

X-WALL CAP

X-5" CA & V

X-WALL CAP

X-P

X-P

X-CONCRETE PAD

(TYP. 2) 5

X-BOILER EPO6

X-BOILER CONTROLLER

OFFICE

BREAK AREA

WORK ROOM

POLICE

ROOM

TOILET

SERVER

COMPUTER

LITERATURE LOBBY

LITERATURE STORAGE

LOBBY

MEN'S RESTROOM

WOMEN'S RESTROOM

MEN'S RESTROOM

WOMEN'S RESTROOM

VENDING

ELECTRICAL ROOM

VENDING CLOSET

MAIN. & MECH. ROOM

MAIN. & MECH. ROOM

DEMOLITION NOTES

GENERAL DEMOLITION NOTES

1. ALL EXISTING EQUIPMENT, DUCTWORK, DIFFUSERS/GRILLES, CONTROLS, AND ALL

ASSOCIATED ACCESSORIES TO REMAIN AND BE RE-USED UNLESS OTHERWISE

NOTED.

2. CONTRACTOR TO PATCH, PRIME, AND PAINT EXISTING WALLS IN THE LOCATIONS

OF DEMOLISHED THERMOSTAT/SENSORS AS REQUIRED TO MATCH EXISTING WALL.

3. CONTRACTOR TO REFER TO THE CONSTRUCTION PHASING SCHEDULE ON THE

M-100 DRAWING FOR HOW THE PHASING OF DEMOLITION/NEW WORK IS TO BE

COMPLETED.

4. CONTRACTOR TO PATCH EXTERIOR WALL PENETRATIONS AS REQUIRED TO MATCH

EXISTING AND SEAL WATER TIGHT.

DISCONNECT, REMOVE, AND DEMO EXISTING AIR HANDLING UNIT, EQUIPMENT STAND,

HEATING COIL, COOLING COIL, THERMOSTAT, SENSOR, CONTROLS, CONTROL WIRING,

AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY. CONTRACTOR TO

DISCONNECT, REMOVE, AND DEMO EXISTING SUPPLY AIR DUCTWORK AND ALL

ASSOCIATED ACCESSORIES UP TO THE EXISTING FLEXIBLE DUCTWORK CONNECTOR.

THE EXISTING FLEXIBLE DUCTWORK CONNECTOR IS TO REMAIN AND BE RE-USED.

CONTRACTOR TO MODIFY EXISTING SUPPLY AIR DUCTWORK AND RETURN AIR

DUCTWORK AS REQUIRED TO REMOVE THE EXISTING AIR HANDLING UNIT AND INSTALL

THE NEW AIR HANDLING UNIT SHOWN ON THE NEW DRAWING.

DISCONNECT, REMOVE, AND DEMO EXISTING AIR HANDLING UNIT, EQUIPMENT STAND,

DUCT MOUNTED HEATING COIL, COOLING COIL, THERMOSTAT, CONTROLS, CONTROL

WIRING, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY. CONTRACTOR TO

DISCONNECT, REMOVE, AND DEMO EXISTING SUPPLY AIR DUCTWORK, DUCT MOUNTED

HEATING COIL, AND ALL ASSOCIATED ACCESSORIES UP TO THE EXISTING FLEXIBLE

DUCTWORK CONNECTOR. THE EXISTING FLEXIBLE DUCTWORK CONNECTOR IS TO

REMAIN AND BE RE-USED. CONTRACTOR TO MODIFY EXISTING SUPPLY AIR DUCTWORK

AND RETURN AIR DUCTWORK AS REQUIRED TO REMOVE THE EXISTING AIR HANDLING

UNIT AND INSTALL THE NEW AIR HANDLING UNIT SHOWN ON THE NEW DRAWING.

DISCONNECT, REMOVE, AND DEMO EXISTING EXTERIOR CONDENSING UNIT, DX PIPING,

CONTROLS, CONTROL WIRING, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

EXISTING OUTSIDE AIR DAMPER, DAMPER ACTUATOR, AND ALL ASSOCIATED

ACCESSORIES TO REMAIN. CONTRACTOR TO MODIFY EXISTING CONTROLS AS

REQUIRED TO BE CONNECTED TO NEW AHU AS SHOWN ON THE NEW DRAWINGS.

DISCONNECT, REMOVE, AND DEMO, EXISTING BOILER, BOILER PUMP, CONTROLS,

CONTROL WIRING, COMBUSTION AIR, VENT, WALL CAP, AND ALL ASSOCIATED

ACCESSORIES IN THEIR ENTIRETY. CONTRACTOR TO MODIFY EXISTING EXTERIOR

BLOCK WALL AS REQUIRED TO COMPLETE THEIR WORK. PATCH EXTERIOR WALL AS

REQUIRED TO MATCH EXISTING AND SEAL WATERTIGHT. EXISTING CONCRETE PAD TO

REMAIN AND BE RE-USED AS SHOWN ON NEW DRAWINGS. EXISTING TEKMAR BOILER

CONTROLLER TO REMAIN AND BE RE-USED AS SHOWN ON NEW DRAWINGS.

EXISTING EPO SWITCH AND ALL ASSOCIATED ACCESSORIES TO REMAIN. CONTRACTOR

TO RE-USE EXISTING EPO AS SHOWN ON NEW DRAWINGS.

M-300

DBP

CAT

FIRST FLOOR PLAN -

MECHANICAL DEMOLITION

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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07/17/2026 CD SET

FIRST FLOOR PLAN - MECHANICAL DEMOLITION

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

0 1 5 10

N

X-AHU-4X-AHU-5X-AHU-6

X-CU-5X-CU-6 X-CU-4

X-CU-2X-CU-1 X-CU-3

X-AHU-3X-AHU-2X-AHU-1

X-B

X-B

X-P

X-P

OFFICE

BREAK AREA

WORK ROOM

POLICE

ROOM

TOILET

SERVER

COMPUTER

LITERATURE LOBBY

LITERATURE STORAGE

LOBBY

MEN'S RESTROOM

WOMEN'S RESTROOM

MEN'S RESTROOM

WOMEN'S RESTROOM

VENDING

ELECTRICAL ROOM

VENDING CLOSET

MAIN. & MECH. ROOM

MAIN. & MECH. ROOM

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-DX (STACKED)

X-

DXX-

DX

X-

DXX-

DX

X-

DXX-

DX

X-

DXX-

DX

X-

DXX-

DX

X-

DXX-

DX

X-DX

X-DX

X-DX

X-DX

X-DX

X-DX

X-

DX

X-

DXX-

DX

X-

DXX-

DX

X-

DX

X-DX

X-DX

X-DX

X-DX

X-DX

X-DX

X-

DX

X-

DXX-

DX

X-

DXX-

DX

X-

DX

X-HS

X-HR

X-HS

X-HR

X-HS

X-HR

X-CD X-CD

X-1" X-1"

X-1/2" X-1/2" X-1/2"

X-1-1/4" X-1" X-1"

X-1"X-1"X-1-1/4"

X-2" X-2"

X-HS

X-HR

X-HS

X-HR

X-HS

X-HR

X-CD X-CD

X-1" X-1"

X-1/2" X-1/2" X-1/2"

X-1-1/4" X-1" X-1"

X-1" X-1-1/4"

X-1-1/2" X-1" X-1"

1 2 2

3 3

3 3

3 3

4 4 4

IN ATTIC SPACE

IN ATTIC SPACEIN ATTIC SPACE

IN ATTIC SPACE

IN ATTIC SPACEIN ATTIC SPACE

1 2 4

1 2 4

1 2 4

1 2 4

1 2 4 1 2 4

4 4

DEMOLITION NOTES

GENERAL DEMOLITION NOTES

1. ALL EXISTING EQUIPMENT, PIPING, CONTROLS, AND ALL ASSOCIATED

ACCESSORIES TO REMAIN AND BE RE-USED UNLESS OTHERWISE NOTED.

2. CONTRACTOR TO MODIFY EXISTING WALLS/CEILING AS REQUIRED TO COMPLETE

THEIR WORK. CONTRACTOR TO PATCH, PRIME, AND PAINT EXISTING

WALLS/CEILINGS AT LOCATIONS WHERE DEMOLITION/NEW WORK IS COMPETED AS

REQUIRED TO MATCH EXISTING WALL AND MAINTAIN EXISTING RATINGS.

3. DISCONNECT, REMOVE, AND DEMO EXISTING DX PIPING, FITTINGS, HANGERS,

SUPPORTS, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY. DX PIPING

INSIDE THE BUILDING IS ROUTED IN THE ABOVE CEILING ATTIC SPACE BESIDES THE

DROPS IN THE LOCATIONS SHOWN. CONTRACTOR TO RE-USED EXISTING DX PIPING

EXTERIOR WALL PENETRATIONS FOR NEW DX PIPING AS SHOWN ON NEW

DRAWINGS.

4. HYDRONIC PIPING AND CONDENSATE PIPING SHOWN ON DRAWINGS IS ROUTED

WITHIN THE OCCUPIED MECHANICAL ROOM SPACE.

5. CONTRACTOR TO UTILIZE EXISTING ACCESS HATCHES (ONE ACCESS HATCH IN

EACH MECHANICAL ROOM) FOR ACCESS INTO THE ATTIC SPACE.

6. REFER TO BOILER PIPING DIAGRAM FOR PIPE SIZES AND EXTENTS OF BOILER,

BOILER PUMP, AND PIPING DEMOLITION WORK.

DISCONNECT, REMOVE, AND DEMO EXISTING AIR HANDLING UNIT, HEATING COIL,

COOLING COIL, DX PIPING, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING HEATING SUPPLY/RETURN PIPING AND

CONDENSATE PIPING AS REQUIRED TO REMOVE EXISTING AIR HANDLING UNIT AND

INSTALL NEW AIR HANDLING UNIT AS SHOWN ON NEW DRAWINGS.

DISCONNECT, REMOVE, AND DEMO EXISTING AIR HANDLING UNIT, DUCT MOUNTED

HEATING COIL, COOLING COIL, DX PIPING, AND ALL ASSOCIATED ACCESSORIES IN THEIR

ENTIRETY. DISCONNECT, REMOVE, AND DEMO EXISTING HEATING SUPPLY/RETURN

PIPING AND CONDENSATE PIPING AS REQUIRED TO REMOVE EXISTING AIR HANDLING

UNIT AND INSTALL NEW AIR HANDLING UNIT AS SHOWN ON NEW DRAWINGS.

DISCONNECT, REMOVE, AND DEMO EXISTING HEATING SUPPLY PIPING, HEATING

RETURN PIPING, CONDENSATE PIPING, VALVES, FITTINGS, HANGERS, SUPPORTS, AND

ALL ASSOCIATED ACCESSORIES TO THE EXTENTS SHOWN.

DISCONNECT, REMOVE, AND DEMO EXISTING EXTERIOR CONDENSING UNIT, DX PIPING,

PIPING SUPPORTS, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING BOILER, BOILER PUMP, HEATING SUPPLY

PIPING, HEATING RETURN PIPING, GAS PIPING, VALVES, FITTINGS, HANGERS, SUPPORTS,

AND ALL ASSOCIATED ACCESSORIES TO THE EXTENTS SHOWN. CONTRACTOR TO

MODIFY EXISTING PIPING AS REQUIRED TO MAKE NEW CONNECTION AS SHOWN ON NEW

DRAWINGS. EXISTING CONCRETE PAD IS TO REMAIN AND BE RE-USED AS SHOWN ON

NEW DRAWINGS.

X-B

X-HS

X-HR

X-CONCRETE

PAD

X-BX-P

X-CONCRETE

PAD

X-1-1/2"

X-

HS

X-

HR

X-

HS

X-

HR

X-1-1/2"

X-2-1/2"X-2-1/2"

X-HS

X-HR

X-P

X-1-1/2"

X-

HS

X-

HR

X-

HS

X-

HR

X-1-1/2"

X-GX-G

X-2"

X-SHUTOFF

VALVE (TYP.)

X- G

X- G

X-1"X-1"

X- G

X- G

X-1"X-1"

5 5

X-FLOOR

M-301

DBP

CAT

FIRST FLOOR PLAN - PIPING

DEMOLITION

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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07/17/2026 CD SET

FIRST FLOOR PLAN - PIPING DEMOLITION

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

0 1 5 10

MECHANICAL ROOM BOILER PIPING DIAGRAM - PIPING

DEMOLITION

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

M

M M

X-SD 500

20x10 TYP. 4

X-12x16 SA X-12x16 SA

X-18x16 SA

X-18x16 SA X-18x16 SA

X-18x16 SA

X-RG ---

36x16 ---

X-18x16 RA

X-18x16 RA

X-18x16 RA

X-SD 230

24x24 TYP. 6

X-10" SA

X-10" SA X-10" SA X-10" SA

X-10" SA

X-10" SA

X-SD ---

24x12 ---

X-10x12 SA X-18x12 SA X-18x14 SA X-18x14 SA

X-18x14 RA X-18x14 RA

X-SD 250

12x12 TYP. 2

X-14x8 SA

X-14x8 SA

X-10" EA

X-EG 300

12x12 TYP. 2

X-EG 300

12x12 ---

X-EG 225

12x12 ---

X-12x18 SA

X-SD 665

20x12 ---

X-18x22 SA

X-12x22 SA

X-12x18 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA

X-10" EA

X-10" EA

X-10" EA

X-EG 100

8x8 ---

X-L (24x20, 1250 CFM)

X-24x10 OAX-14x10 OA

X-10x8 OAX-10x10 OA

X-EF-2

X-18x12 EA

X-L (48x12, 2800 CFM)

X-4" EA

X-4" EA X-SOFFIT

GRILLE (150 CFM)X-24x16 RA

X-24x16 RA

X-SD 250

12x12 TYP. 2

X-RG ---

48x24 ---

X-15x15 EA

X-15x15 EA

X-EF-4

X-EF-3

X-SOFFIT

GRILLE (50 CFM)

X-4" EA

X-15x15 EA

M

X-12x16 SA X-12x16 SA

X-18x16 SA

X-18x16 SA

X-18x16 SA X-18x16 SA

X-18x16 RA

X-18x16 RA

X-18x16 RA

X-8" SA

X-10" SA

X-8" SA

X-10" SA

X-8" SA

X-10x12 SA X-18x12 SA X-18x14 SA X-18x14 SA

X-18x14 RA X-18x14 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA X-18x22 SA

X-12x22 SA

X-12x18 SA

X-14x8 SA

X-14x8 SA

X-12x18 SA

X-10" EA

X-10" EA

X-10" EA

X-EG 100

8x8 ---

X-L (24x20, 1250 CFM)

X-24x10 OAX-14x10 OA

X-10x8 OAX-10x10 OA

X-EF-5

X-18x12 EA

X-24x16 RA

X-24x16 RA

X-SD 250

12x12 TYP. 2

X-RG ---48x24 ---

X-15x15 EA

X-15x15 EAX-15x15 EA

X-4" EA

X-SD 150

24x24 ---

X-SD 290

24x24 TYP. 3

X-SD 225

24x24 ---

X-SD 500

20x10 TYP. 4

X-RG ---

36x16 ---

X-SD 150

24x24 ---

X-RG ---

24x12 ---

X-SD 250

12x12 TYP. 2

X-EG 300

12x12 ---

X-EG 300

12x12 TYP. 2

X-EG 225

12x12 ---

M M

X-RG ---

12x12 ---

X-10" SA

X-18x14 RA

X-18x14 RA

X-EF-1

X-4" EA

X-4" EA

X-WALL CAP (75 CFM)

X-10"

EA

X-SD 665

20x12 ---

X-CONCRETE PAD

(TYP. 2)

X-BOILER EPO

X-BOILER CONTROLLER

OFFICE

BREAK AREA

WORK ROOM

POLICE

ROOM

TOILET

SERVER

COMPUTER

LITERATURE LOBBY

LITERATURE STORAGE

LOBBY

MEN'S RESTROOM

WOMEN'S RESTROOM

MEN'S RESTROOM

WOMEN'S RESTROOM

VENDING

ELECTRICAL ROOM

VENDING CLOSET

MAIN. & MECH. ROOM

MAIN. & MECH. ROOM

AHU-4AHU-5AHU-6

AHU-3AHU-2AHU-1

CU-2CU-1 CU-3

CU-5CU-6 CU-4

T

AHU-5

T

AHU-4

T

SAHU-6

AHU-2

T

AHU-3

T

S

AHU-1

T

HC-4

HC-5

HC-3

HC-2

2 2 2

2 2

2 2

3 3

3 3

B-1

B-2

3" CA & V

WALL CAP

3" CA & V

WALL CAP

P-1

P-2

S

CARBON MONOXIDE

SENSOR

MECHANICAL KEY NOTES

GENERAL MECHANICAL NOTES

1. CONTRACTOR TO MODIFY EXISTING WALLS/CEILINGS AS REQUIRED TO COMPLETE

THEIR WORK. CONTRACTOR TO PATCH, PRIME, AND PAINT EXISTING WALLS/CEILINGS

IN THE LOCATIONS OF DEMOLITION/NEW WORK AS REQUIRED TO MATCH EXISTING

WALL/CEILINGS. CONTRACTOR TO ENSURE THAT ALL WALL/CEILING RATINGS ARE

MAINTAINED.

2. INSTALL ALL NEW EQUIPMENT PER THE MANUFACTURER'S INSTALLATION

INSTRUCTIONS. ENSURE ALL MANUFACTURER REQUIRED CLEARANCES ARE

MAINTAINED.

3. CONTRACTOR TO PROVIDE NEW THERMOSTATS, SPACE TEMPERATURE SENSORS,

CONTROLS, CONTROL WIRING, AND ALL ASSOCIATED ACCESSORIES/DEVICES

REQUIRED TO HAVE THE NEW AIR HANDLING UNITS OPERATE STANDALONE PER THE

PROJECT SEQUENCE OF OPERATIONS. CONTRACTOR TO PROVIDE ALL NEW

CONTROLS, CONTROL WIRING, AND ALL ASSOCIATED ACCESSORIES/DEVICES

REQUIRED TO CONNECT EXISTING DAMPER ACTUATORS, HEATING CONTROL

VALVES, AND OTHER EXISTING CONTROL DEVICES TO THE NEW AIR HANDLING UNIT

CONTROLS TO HAVE THE UNITS OPERATE PER THE PROJECT SEQUENCE OF

OPERATIONS. ALL NEW CONTROL WIRING, RACEWAYS, AND ALL ASSOCIATED

ACCESSORIES TO BE CONCEALED IN WALLS OR ABOVE CEILING SPACE.

CONTRACTOR TO CUT, PATCH, PRIME, AND PAINT WALLS AS NEEDED TO INSTALL

CONCEALED WIRING TO MATCH EXISTING.

4. CONTRACTOR TO MOUNT NEW AIR HANDLING UNITS ON NEW CONTRACTOR

FABRICATED 33" TALL METAL STANDS. CONTRACTOR TO COORDINATE THE

DIMENSIONS FOR THE NEW STANDS WITH THE APPROVED AIR HANDLING UNITS

PRIOR TO CONSTRUCTING. NEW STANDS ARE TO CONSTRUCTED FROM 2x2 ANGLE

IRON WITH WELDED JOINTS AND ARE TO BE FABRICATED IN A SIMILAR FASHION TO

THE EXISTING METAL STANDS TO ALLOW THE RETURN DUCTWORK TO BE ROUTED

TO THE BOTTOM RETURN ON THE AIR HANDLING UNITS. NEW AIR HANDLING UNITS

STANDS ARE TO BE PRIMED AND PAINTED BLACK WITH CORROSION INHIBITING

PAINT. THE NEW AIR HANDLING UNIT STANDS ARE TO BE FASTENED TO THE EXISTING

CONCRETE FLOOR WITH WEDGE STYLE ANCHOR BOLTS.

5. CONTRACTOR TO REFER TO THE CONSTRUCTION PHASING SCHEDULE ON THE M-100

DRAWING FOR HOW THE PHASING OF DEMOLITION/NEW WORK IS TO BE COMPLETED.

6. CONTRACTOR IS TO COMPLETE A FINAL TAB REPORT FOR THE SUPPLY/RETURN AIR

FLOWS THROUGHOUT THE BUILDING AFTER THE NEW AIR HANDLING UNITS ARE

INSTALLED. CONTRACTOR TO BALANCE THE EXISTING SUPPLY DIFFUSERS AND

RETURN GRILLES TO THE CFM SHOWN ON THE DRAWINGS.

INSTALL NEW AIR HANDLING UNIT, METAL ELEVATED EQUIPMENT STAND, HEATING COIL,

COOLING COIL, DUCTWORK, THERMOSTAT, SENSOR, CONTROLS, CONTROL WIRING, AND

ALL ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER THE MANUFACTURER'S

INSTALLATION INSTRUCTIONS. CONTRACTOR TO INSTALL NEW SUPPLY DUCTWORK AND

ALL ASSOCIATED ACCESSORIES AS REQUIRED TO CONNECT TO THE EXISTING FLEXIBLE

CONNECTOR. CONTRACTOR TO MODIFY THE EXISTING SUPPLY DUCTWORK AS

REQUIRED FOR NEW CONNECTION. CONTRACTOR TO MODIFY THE EXISTING RETURN

AIR DUCTWORK AS REQUIRED TO CONNECT TO NEW AIR HANDLING UNIT. CONTRACTOR

TO PROVIDE ALL NEW CONTROLS, CONTROL WIRING, AND ALL ASSOCIATED

ACCESSORIES/DEVICES REQUIRED TO CONNECT EXISTING OUTDOOR AIR DAMPER

ACTUATOR, HEATING COIL CONTROL VALVES, AND OTHER EXISTING CONTROL DEVICES

TO THE NEW AIR HANDLING UNIT CONTROLS

INSTALL NEW AIR HANDLING UNIT, METAL ELEVATED EQUIPMENT STAND, COOLING COIL,

DUCT MOUNTED HEATING COIL, DUCTWORK, THERMOSTAT, CONTROLS, CONTROL

WIRING, AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER THE

MANUFACTURER'S INSTALLATION INSTRUCTIONS. CONTRACTOR TO INSTALL NEW

SUPPLY DUCTWORK AND ALL ASSOCIATED ACCESSORIES AS REQUIRED TO INSTALL

NEW DUCTWORK MOUNTED HEATING COIL AND CONNECT TO THE EXISTING FLEXIBLE

CONNECTOR. CONTRACTOR TO MODIFY THE EXISTING SUPPLY DUCTWORK AS

REQUIRED FOR NEW CONNECTION. CONTRACTOR TO MODIFY THE EXISTING RETURN

AIR DUCTWORK AS REQUIRED TO CONNECT TO NEW AIR HANDLING UNIT. CONTRACTOR

TO PROVIDE ALL NEW CONTROLS, CONTROL WIRING, AND ALL ASSOCIATED

ACCESSORIES/DEVICES REQUIRED TO CONNECT EXISTING OUTDOOR AIR DAMPER

ACTUATOR, HEATING COIL CONTROL VALVES, AND OTHER EXISTING CONTROL DEVICES

TO THE NEW AIR HANDLING UNIT CONTROLS

INSTALL NEW EXTERIOR CONDENSING UNIT, DX PIPING, CONTROLS, CONTROL WIRING,

AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER THE

MANUFACTURER'S INSTALLATION INSTRUCTIONS. MOUNT NEW CONDENSING UNITS ON

THE EXISTING CONCRETE SLAB IN THE LOCATION SHOWN.

INSTALL NEW BOILER, BOILER PUMP, CONTROLS, CONTROL WIRING, COMBUSTION AIR,

VENT, WALL CAP, AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER

THE MANUFACTURER'S INSTALLATION INSTRUCTIONS. CONTRACTOR TO MODIFY

EXISTING BLOCK WALL AS REQUIRED TO COMPLETE THEIR WORK. CONTRACTOR TO

PATCH AND SEAL EXISTING WALL AND SEAL WATER TIGHT. CONTRACTOR TO INSTALL

NEW BOILER ON THE EXISTING CONCRETE PAD. CONTRACTOR TO PROVIDE ALL

CONTROL WIRING AND ALL ASSOCIATED ACCESSORIES TO CONNECT NEW BOILER TO

EXISTING EPO SWITCH AND VERIFY PROPER OPERATION. CONTRACTOR TO PROVIDE

CONTROL WIRING AND ASSOCIATED ACCESSORIES AS REQUIRED TO CONNECT NEW

BOILER AND BOILER PUMP TO THE EXISTING TEKMAR BOILER CONTROLLER.

INSTALL NEW WALL MOUNTED CARBON MONOXIDE SENSOR (KIDDE M/N: KN-COPP-3 OR

APPROVED EQUIVALENT) AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION

SHOWN. NEW CARBON MONOXIDE SENOR TO MEET BOILER INSPECTION

REQUIREMENTS.

CONTRACTOR TO PROVIDE AND INSTALL NEW PROTECTIVE COVERING OVER

CONDENSING UNIT. CONTRACTOR TO REFER TO M-800 DRAWING FOR NEW PROTECTIVE

COVERING DETAIL.

M-400

DBP

CAT

FIRST FLOOR PLAN -

MECHANICAL NEW

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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07/17/2026 CD SET

FIRST FLOOR PLAN - MECHANICAL NEW

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

OFFICE

BREAK AREA

WORK ROOM

POLICE

ROOM

TOILET

SERVER

COMPUTER

LITERATURE LOBBY

LITERATURE STORAGE

LOBBY

MEN'S RESTROOM

WOMEN'S RESTROOM

MEN'S RESTROOM

WOMEN'S RESTROOM

VENDING

ELECTRICAL ROOM

VENDING CLOSET

MAIN. & MECH. ROOM

MAIN. & MECH. ROOM

AHU-4AHU-5AHU-6

AHU-3AHU-2AHU-1

CU-2CU-1 CU-3

CU-5CU-6 CU-4

B-1

B-2

P-1

P-2

OFFICE

BREAK AREA

WORK ROOM

POLICE

ROOM

TOILET

SERVER

COMPUTER

LITERATURE LOBBY

LITERATURE STORAGE

LOBBY

MEN'S RESTROOM

WOMEN'S RESTROOM

MEN'S RESTROOM

WOMEN'S RESTROOM

VENDING

ELECTRICAL ROOM

VENDING CLOSET

MAIN. & MECH. ROOM

MAIN. & MECH. ROOM

X-HS

X-HR

X-HS

X-HR

X-HS

X-HR

X-CD X-CD

X-1" X-1"

X-1"X-1"X-1-1/4"

X-2" X-2"

X-HS

X-HR

X-HS

X-HR

X-HS

X-HR

X-CD X-CD

X-1" X-1"X-1"

X-1-1/4"

X-1-1/2" X-1" X-1"

3/4" 3/4"3/4"

1-1/4" 1" 1"

DX (STACKED)

DX (STACKED)

DX (STACKED)

DX (STACKED)

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

IN ATTIC SPACE

IN ATTIC SPACEIN ATTIC SPACE

IN ATTIC SPACE

IN ATTIC SPACEIN ATTIC SPACE

3/4"

1-1/4" 1"

3/4"

1"

3/4"

DX (STACKED)

DX (STACKED)

DX (STACKED)

DX (STACKED)

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

DX

HC-4HC-5

HC-3

HC-2

2 2

4 4

4 4 4

5 5

5 5 5

PIPE SUPPORT

(TYP.)

PIPE SUPPORT

(TYP.)

PIPING KEY NOTES

GENERAL PIPING NOTES

1. CONTRACTOR TO MODIFY EXISTING WALLS/CEILING AS REQUIRED TO COMPLETE

THEIR WORK. CONTRACTOR TO PATCH, PRIME, AND PAINT EXISTING WALLS/CEILINGS

IN THE LOCATIONS OF DEMOLITION/NEW WORK AS REQUIRED TO MATCH EXISTING

WALL/CEILING. CONTRACTOR TO ENSURE THAT ALL WALL/CEILING RATINGS ARE

MAINTAINED.

2. CONTRACTOR TO PATCH EXTERIOR WALL PENETRATIONS AS REQUIRED TO MATCH

EXISTING AND SEAL WATER TIGHT.

3. INSTALL ALL NEW EQUIPMENT PER THE MANUFACTURER'S INSTALLATION

INSTRUCTIONS. ENSURE ALL MANUFACTURER REQUIRED CLEARANCES ARE

MAINTAINED.

4. INSTALL 0.020" THICK ALUMINUM, STUCCO EMBOSSED JACKET AROUND ALL

EXPOSED, EXTERIOR ROUTED REFRIGERANT PIPING.

5. CONTRACTOR TO REFER TO THE CONSTRUCTION PHASING SCHEDULE ON THE M-100

DRAWING FOR HOW THE PHASING OF DEMOLITION/NEW WORK IS TO BE COMPLETED.

6. CONTRACTOR TO RE-BALANCE THE EXISTING CIRCUIT SETTERS SERVING NEW AIR

HANDLING UNIT HEATING COILS TO MATCH THE FLOW RATES TO IN THE AIR

HANDLING UNIT SCHEDULE.

7. CONTRACTOR TO UTILIZE EXISTING ACCESS HATCHES (ONE ACCESS HATCH IN EACH

MECHANICAL ROOM) FOR ACCESS INTO THE ATTIC SPACE.

8. REFER TO BOILER PIPING DIAGRAM FOR PIPE SIZES AND EXTENTS OF NEW BOILERS,

BOILER PUMPS, AND PIPING INSTALLATION.

INSTALL NEW AIR HANDING UNIT, EXTERIOR CONDENSING UNIT, HEATING COIL, COOLING

COIL, HEATING SUPPLY/RETURN PIPING, DX PIPING, CONDENSATE PIPING, VALVES,

FITTINGS, HANGERS, SUPPORTS, AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION

SHOWN PER THE MANUFACTURER'S INSTALLATION INSTRUCTIONS. CONTRACTOR TO

CONNECT EXISTING HEATING CONTROL VALVE TO NEW AIR HANDLING UNIT AS

REQUIRED TO BE CONTROLLED BY THE AIR HANDLING UNIT CONTROLS.

INSTALL NEW AIR HANDING UNIT, EXTERIOR CONDENSING UNIT, DUCT MOUNTED

HEATING COIL, COOLING COIL, HEATING SUPPLY/RETURN PIPING, DX PIPING,

CONDENSATE PIPING, VALVES, FITTINGS, HANGERS, SUPPORTS, AND ALL ASSOCIATED

ACCESSORIES IN THE LOCATION SHOWN PER THE MANUFACTURER'S INSTALLATION

INSTRUCTIONS. CONTRACTOR TO CONNECT EXISTING HEATING CONTROL VALVE TO

NEW AIR HANDLING UNIT AS REQUIRED TO BE CONTROLLED BY THE AIR HANDLING UNIT

CONTROLS.

INSTALL NEW HEATING SUPPLY/RETURN PIPING, HANGERS, SUPPORTS, VALVES,

FITTINGS, AND ALL ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER THE

MANUFACTURER'S INSTALLATION INSTRUCTIONS. CONNECT NEW HEATING

SUPPLY/RETURN PIPING TO THE EXISTING HEATING SUPPLY/RETURN PIPING IN THE

LOCATION SHOWN. MODIFY THE EXISTING HEATING SUPPLY/RETURN PIPING AS

REQUIRED FOR NEW CONNECTION.

INSTALL NEW DX PIPING, HANGERS, SUPPORTS, FITTINGS, AND ALL ASSOCIATED

ACCESSORIES IN THE LOCATION SHOWN PER THE MANUFACTURER'S INSTALLATION

INSTRUCTIONS. ROUTE NEW DX PIPING THROUGH EXISTING EXTERIOR WALL

PENETRATIONS AND CEILING PENETRATIONS. PATCH EXTERIOR WALL PENETRATIONS

TO MATCH EXISTING AND SEAL WATER TIGHT. PATCH, PRIME, AND PAINT CEILING

PENETRATIONS AS REQUIRED TO MATCH EXISTING.

INSTALL NEW CONDENSATE PIPING, HANGERS, SUPPORTS, FITTINGS, AND ALL

ASSOCIATED ACCESSORIES IN THE LOCATION SHOWN PER THE MANUFACTURER'S

INSTALLATION INSTRUCTIONS. CONNECT NEW CONDENSATE PIPING TO THE EXISTING

CONDENSATE PIPING IN THE LOCATION SHOWN. MODIFY THE EXISTING CONDENSATE

PIPING AS REQUIRED FOR NEW CONNECTION.

SUPPORT REFRIGERANT PIPING WITH PIPE SUPPORTS BASED ON MIRO #5-RAH-7 OR

APPROVED EQUIVALENT. SPACE PIPING SUPPORTS PER MANUFACTURER'S

RECOMMENDATIONS. INSTALL PIPE SUPPORT PAD OR MANUFACTURER APPROVED

EQUIVALENT.

INSTALL NEW BOILER, BOILER PUMP, HEATING SUPPLY PIPING, HEATING RETURN PIPING,

GAS PIPING, VALVES, FITTINGS, HANGERS, SUPPORTS, AND ALL ASSOCIATED

ACCESSORIES IN THE LOCATION SHOWN PER THE MANUFACTURER'S INSTALLATION

INSTRUCTIONS. CONTRACTOR TO MODIFY EXISTING PIPING AS REQUIRED TO MAKE NEW

CONNECTION AS SHOWN ON NEW DRAWINGS.

X-HS

X-HR

X-CONCRETE

PAD

X-CONCRETE

PAD

X-

HS

X-

HR

X-1-1/2"

X-2-1/2"X-2-1/2"

X-HS

X-HR

X-

HS

X-

HR

X-1-1/2"

X-GX-G

X-2"

X-SHUTOFF

VALVE (TYP.)

X- G

X- G

X-1"X-1"

X-FLOOR

UNION (TYP)

HS

PRESSURE RELIEF

VALVE (TYP)

THERMOMETER (TYP)

CHECK VALVE (TYP)

P-1

P/T (TYP.)

CONDENSATE

NEUTRALIZING KIT (TYP.)

TO FLOOR DRAIN (TYP.)

3/4" DRAIN VALVE PIPE

TO FLOOR DRAIN. (TYP)

B-1

B-2

1-1/2"

HS

P-2

1-1/2"

HR HR

G G

1"1"

7 7

3/4" 3/4"

DRIP LEG

(TYP.)

M-600

DBP

CAT

FIRST FLOOR PLAN -

PIPING NEW

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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07/17/2026 CD SET

FIRST FLOOR PLAN - PIPING NEW

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

0 1 5 10

1 MECHANICAL ROOM BOILER PIPING DIAGRAM - PIPING NEW

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

1 INSULATION HANGER DETAIL

SCALE: NTS

14 GAUGE ZINC

COATED SHEET

STEEL SADDLE, AT

LEAST 12" LONG

PIPE

INSULATION

THERMAL HANGERS

SHIELD INSERTS

(360-DEG)

6 AHU 3-WAY CONTROL VALVE HYDRONIC PIPING DIAGRAM

SCALE: NTS

COIL

X-HS

X-HR

3/4" HOSE END

DRAIN VALVE

X-SHUTOFF VALVE (TYP.)

X-CIRCUIT SETTER (TYP.)

X-UNION (TYP)

AUTOMATIC AIR

VENT (TYP.)

X-3-WAY MODULATING

CONTROL VALVE

ISOLATION

VALVES

FILTER DRYER

EXPANSION VALVE

(TYPICAL)

PITCH

EVAPORATOR COIL

L

CHARGING

VALVE

PITCH

CU

PITCH

S

SIGHT GLASS

NOTES:

1. PITCH ALL LINES MIN. 1/2" PER 10' IN

DIRECTION OF REFRIGERANT FLOW.

2. INSULATE SUCTION PIPING.

3. KEEP HORIZONTAL DISTANCE OF TRAPS TO

A MINIMUM.

4. PROVIDE TRAPS IF VERTICAL DISTANCE OF

PIPING EXCEEDS 8 FT.

EQUIPMENT MANUFACTURER TO PROVIDE

FACTORY APPROVED PIPING DETAIL VIA SHOP

DRAWINGS TO ENGINEER BEFORE CONSTRUCTION

BEGINS.

4 CONDENSING UNIT PIPING DIAGRAM

SCALE: NTS

TRAP

X-THERMOMETER (TYP.)

X-SA

X-RA

FLOOR

AHU

3 AHU-1 & 6 DETAIL

SCALE: NTS

DX PIPING

3/4" CD

3/4" CD TO

X-CD PIPING

X-RA

NEW METAL

FABRICATED STAND X-RA

X-FELX

CONNECTOR

HSHR

X-SA

X-RA

FLOOR

AHU

2 AHU-2, 3, 4, & 5 DETAIL

SCALE: NTS

DX PIPING

3/4" CD

3/4" CD TO

X-CD PIPING

X-RA

X-RA

X-FELX

CONNECTOR

HSHR

HC

NOTE:

90° ELBOW SHOWN

SIMILAR RADIUS

CONSTRUCTION FOR

ALL ANGLES

R

R

OFFSET

ELBOW

FULL RADIUS

(R=W)

FLOW

AIR

TRANSITION - CONTRACTION FLOW

TRANSITION - DIVERGING FLOW

FLOW

AIR

W

W

R=1/ W

W

RECTANGULAR TRANSITIONS, OFFSETS, AND

ELBOWS

SCALE: NTS

RADIUS ELBOW

NEW METAL

FABRICATED STAND

NOTE:

1. CONTRACTOR TO PROVIDE AND INSTALL MIRO INDUSTRIES:

6-HD(R) MECHANICAL SUPPORT (OR APPROVED EQUAL).

2. APPROXIMATE DIMENSIONS SHOWN, CONTRACTOR TO

COORDINATE FINAL DIMENSIONS FOR MIRO INDUSTRIES:

6-HD(R) MECHANICAL SUPPORT (OR APPROVED EQUAL) STAND

WITH APPROVED CONDENSING UNIT DIMENSIONS.

3. CONTRACTOR TO FASTEN FIBERGRATE FIBERGLASS MOLDED

GRATING (OR APPROVED EQUAL) TO STAND.

4. FIBERGRATE FIBERGLASS MICRO-MESH MOLDED GRATING (OR

APPROVED EQUAL) TO BE 1" THICK WITH 3/4" x 3/4" SQUARE

MESH. GRATING IS TO COLOR MATCH SUPPORT STAND.

FIBERGRATE FIBERGLASS

MICRO-MESH MOLDED

GRATING (OR APPROVED

EQUAL)

4'-0"5'-0"

4'-0"

7 CU-1 & CU-6 PROTECTIVE COVERING

SCALE: NTS

M-800

DBP

CAT

MECHANICAL DETAILS

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

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1. ALL WALL AND FLOOR PENETRATIONS ARE TO BE SEALED TO MAINTAIN ORIGINAL

RATING.

2. ALL CONDUITS TO BE FIELD ROUTED ALONG EXISTING PIPING AND STRUCTURAL

STEEL.

3. THE DIVISION 26 CONTRACTORS SHALL VISIT THE PROJECT AND DETERMINE THE

EXACT EXTENT OF THE DEMOLITION WORK REQUIRED BEFORE BIDDING THE PROJECT.

4. REMOVE ALL EXISTING OBSOLETE EXPOSED CONDUIT, WIRE AND UNUSED EQUIPMENT

WHERE WORK IS BEING DONE EXCEPT ITEMS NOTED OTHERWISE.

5. WHERE BUILDING SURFACES ARE DAMAGED BY THE REMOVAL OF OLD WORK,

SURFACES SHALL BE PATCHED TO MATCH ADJACENT.

6. EXISTING WORK WHICH IS PRESENTLY CONCEALED AND WHICH WILL REMAIN

CONCEALED AND DOES NOT INTERFERE WITH ANY NEW WORK OF ANY TRADE NEED

NOT BE REMOVED. HOWEVER, ALL CONDUIT SHALL BE CAPPED BELOW FINISH

SURFACE AND THEN PATCHED TO MATCH, OR AS NOTED.

7. EXISTING OPENINGS, WHICH ARE TO BE REUSED, SHALL BE MODIFIED OR ENLARGED

TO SUIT THE NEW SYSTEMS AS REQUIRED. PROVIDE ALL REQUIRED CUTTING AND

PATCHING.

8. IF ASBESTOS IS PRESENT, IT WILL BE REMOVED OR RENDERED HARMLESS UNDER

SEPARATE CONTRACT BY THE OWNER.

9. THE DIVISION 26 CONTRACTOR SHALL BE RESPONSIBLE FOR PATCHING THE EXISTING

WALLS TO MATCH THE ADJACENT SURFACES BEHIND ALL SURFACE MOUNTED

EQUIPMENT.

10. CONTRACTOR SHALL FIELD VERIFY ALL EQUIPMENT VOLTAGES AND LOADS PRIOR TO

INSTALLING SERVICE TO EQUIPMENT.

11. DRAWINGS ARE BASED ON EXISTING RECORD DOCUMENT AND CASUAL FIELD

OBSERVATION. REPORT ANY DISCREPANCIES TO ENGINEER FOR CLARIFICATION.

GENERAL ELECTRICAL NOTES

POLE

PUMP

PANEL

P

PNL

PVC

PRV-

P-

PB

POLY VINYL CLORIDE

POWER ROOF VENTILATOR

PULL BOX

GENERAL CONTRACTOR

GROUND

HUMIDIFIERH-

GND

GFI

GC

GROUND FAULT INTERUPTER

ABBREVIATIONS LEGEND

POWER

SWITCH

RECEPT

SF-

SWBD

TCC

SPEC

SW

RGC

RTU-

PWR

VOLTS

WATTS

UF

V

W

UL

VL

UNO

UH-

TS

TYP

TR

ROOF TOP UNIT

RECEPTACLE

SWITCHBOARD

UNDER FLOOR

SPECIFICATIONS

RIGID GALVANIZED STEEL CONDUIT

UNLESS NOTED OTHERWISE

UNDERWRITERS' LABORATORIES, INC.

TAMPER PROOF RECEPTACLE

TAMPER PROOF SWITCH

TEMPERATURE CONTROL CONTRACTOR

VERIFY LOCATION WITH OWNER

TYPICAL

UNIT HEATER

SUPPLY FAN

WITH

WITHOUT

W/

XFMR

W/O

WP

TRANSFORMER

WEATHER PROOF

HOUR

LIGHT

JUNCTION BOX

LIGHT CONTROL

ISOLATED GROUND

HORSEPOWER

MINIMUM

MOUNT

MAKE-UP AIR UNIT

MOTOR CONTROL CENTER

MAIN LUG ONLY

MOUNTED

MOUNTING

MAXIMUM

LIGHTING

LT FLEX

MTD

MUAU-

MTG

MLO

MIN

MT

MC

MAX

MCC

LTG

IG

LC

LT

IMC

JB

HR

HVAC

HOA

HP

NORMALLY CLOSED

NOT IN CONTRACT

NORMALLY OPEN

NOT TO SCALE

NIGHT LIGHTNL

NTS

NO

NIC

NC

HAND-OFF-AUTO SELECTOR SWITCH

HEATING/VENTILATING/AIR CONDITIONING

INTERMEDIATE METAL CONDUIT

LIQUID TIGHT FLEXIBLE METAL CONDUIT

MECHANICAL CONTRACTOR

HID HIGH INTENSITY DISCHARGE

A

AC

AFF

ACU-

AHJ

AHU-

AS

B-

BC

AIC

ATS

BLDG

CHLR-

CND (C)

CKT BKR

CKT

CUH-

CU-

DISC

DFU-

EF-

EC

DWH-

EBB-

DWG

CT-

EXIST (E)

EWC

FLEX

FLA

FLR

FSES

FLUOR

EMT

ABOVE FINISHED FLOOR

AIR CONDITIONING UNIT

AMPS

ABOVE COUNTER

AIR HANDLING UNIT

AUTOMATIC TRANSFER SWITCH

AMPS INTERUPTING CAPACITY

AUTHORITY HAVING JURISDICTION

ABOVE SHELF

BOILER

BUILDING

BELOW COUNTER

CHILLER

DOMESTIC WATER HEATER

CABINET UNIT HEATER

CIRCUIT

CIRCUIT BREAKER

CONDUIT

CONDENSING UNIT

COOLING TOWER

DUCT FURNACE

DRAWING

DISCONNECT

FOOD SERVICE EQUIP. SUPPLIER

ELECTRIC WATER COOLER

ELECTRICAL CONTRACTOR

ELECTRIC BASEBOARD

ELECTRICAL METALLIC TUBING

EXISTING

EXHAUST FAN

FLOOR

FLUORESCENT

FLEXIBLE CONDUIT

FULL LOAD AMPS

EM EMERGENCY

F/S FIRE/SMOKE

FU- FURNACE

FCPS

V

M C

VI

AV

B

C

DC

M

B

KP

SSCP

CR

SS

AS

TS

G

NCC

M P

E

A L B1 B2

S

SRS

X

X

X

CB

EMERGENCY PUSH STATION

CODE BLUE STATION

TVSS

VFD

TRANSIENT VOLTAGE SURGE SUPPRESSION

VARIABLE FREQUENCY DRIVE

GLASS BREAK

DS

DUPLEX RECEPTACLE

TEACHER STATION

ADMINISTRATION STATION

STUDENT STATION

CARD READER

CARBON MONOXIDE DETECTOR

H

DOCK LIGHT FIXTURE

CONTROL MODULE

S

TELEPHONE / DATA OUTLET

DUTY STATION

STAFF STATION

STAFF REGISTER STATION

DOME LIGHT

DUAL BED STATION

SINGLE BED STATION

BED / LIGHT INTERFACE

PENDENT INTERFACE

EMERGENCY PULL STATION

MASTER STATION

NURSE CALL CONTROLLER

NURSE CALL

ADDENDUM NOTE

PLAN NOTE

DEMOLITION NOTE

THREE PHASE MOTOR

BELL

AUDIO / VIDEO INPUT

VIDEO INPUT

WALL MOUNTED SPEAKER / CLOCK COMBO

WALL MOUNTED SPEAKERS

DUAL FACE CLOCK

CCTV CONTROL PANELCCTV

SECURITY SYSTEM CONTROL PANEL

KEY PAD

BEAM DETECTOR

MOTION DETECTOR

DOOR CONTACT

CAMERA

MONITOR MODULE

FIRE CONTROL POWER SUPPLY

VISUAL ONLY UNIT

ELECTRICAL SYMBOLS LEGEND

DH

V

S

C

M

I

J

SINGLE RECEPTACLE (120 VOLT)

EMERGENCY RECEPTACLE

DOUBLE DUPLEX RECEPTACLE

SINGLE FACE CLOCK

FLUSH FLOOR BOX

SURFACE FLOOR BOX

SPECIAL EQUIPMENT RECEPTACLE

TELEPHONE OUTLET

DATA OUTLET

POWER POLE

JUNCTION BOX

WALL JUNCTION BOX

PULL (JUNCTION) BOX

UNDERFLOOR JUNCTION BOX

OUTLETS

LIGHT FIXTURE

STRIP FIXTURE

IN-GRADE LIGHT FIXTURE

SPOTLIGHT (number of heads shown) EXIT SIGN (face & direction as shown)

WALL MOUNT LIGHT FIXTURE

CEILING LIGHT FIXTURE

TRACK & FIXTURE

STREET TYPE POLE FIXTURE

POLE MOUNTED LIGHT FIXTURE

EXTERIOR WALL MOUNT LIGHT FIXTURE

WALLPACK LIGHT FIXTURE

SPECIAL PURPOSE LIGHT FIXTURE

HIGH BAY LIGHT FIXTURE

EMERGENCY EGRESS LIGHT FIXTURE

(number of heads shown)

EMERGENCY LIGHT FIXTURE

FIXTURES

SWITCHES

SINGLE-POLE SWITCH

DIMMER SWITCH

TIME SWITCH

KEY SWITCH

MANUAL MOTOR SWITCH

THERMAL OVERLOAD SWITCH

SWITCH WITH PILOT LIGHT

FOUR-WAY SWITCH

THREE-WAY SWITCH

CIRCUITRY and RACEWAYS

UNDERFLOOR DUCT

BUS DUCT

PLUGMOLD AS SPECIFIED

WIREMOLD AS SPECIFIED

FLEXIBLE PIGTAILS/CONNECTIONS

"CONDUIT RUN CONTINUES" INDICATION

END OF CONDUIT RUN, CAP AND STAKE

END OF CONDUIT RUN

HOME RUN (with circuit numbers)

CONDUIT STUB DOWN

CONDUIT STUB UP

CONDUIT INSTALLED

CONDUIT INSTALLED

MECHANICAL

ELECTRIC WATER HEATER

ELECTRIC UNIT HEATER

PIPE TRACE HEATER

RESISTANCE HEATER, KW SHOWN

SINGLE PHASE MOTOR

SOUND and SIGNAL

INTERCOM OUTLET

MICROPHONE OUTLET

TELEVISION OUTLET

CHIME

BUZZER

VOLUME CONTROL

SPEAKER

SERVICE and EQUIPMENT

THERMOSTAT

CAPACITOR

ENCLOSED CIRCUIT BREAKER

TRANSFER SWITCH

WIREWAY

GROUND CONNECTION PER N.E.C.

TELEPHONE TERMINAL BOARD

GENERATOR, KW SHOWN

CURRENT TRANSFORMERS

UTILITY METER, AS REQUIRED

WEATHERHEAD

PANELBOARD, FLUSH MOUNTED

PANELBOARD, SURFACE MOUNTED

COMB. STARTER (BY x/C U.O.N.)

MAGNETIC STARTER (BY x/C U.O.N.)

DISCONNECT SWITCH (fuse size shown)

TRANSFORMER

CONTROL

xxVA connection by x/C) IRRIGATION CONTROLLER (120 volt

LIGHTING CONTACTOR

CONTROL TRANSFORMER

buttons indicated) PUSHBUTTON STATION (number of TIME CLOCK (24 hour U.O.N.)

PHOTOCELL (voltage as required)

HUMIDISTAT

FIRE ALARM

TAMPER SWITCH (furnished by FP/C) FLOW SWITCH (furnished by FP/C)

FIREFIGHTER COMMUNICATION JACK

MAGNETIC DOOR HOLDER

REMOTE INDICATING LIGHT, CLG. MTD.

REMOTE INDICATING LIGHT, WALL MTD.

END OF LINE DEVICE

ANNUNCIATOR PANEL

FIRE ALARM CONTROL PANEL

PULL STATION

SPEAKER & LIGHT

SPEAKER

HORN

DUCT SMOKE DETECTOR

HEAT DETECTOR

SMOKE DETECTOR

HORN & LIGHT

DESIGNATIONS

(by E.C.)

(by others)

TT

FACP

ANN

EOL

G

WW

PC

CT

TS

T

H

TC

IC

F

FC

F

T

1,3

OR

PM

WM

BD

UFD

B

F S

J

J

D

WH

PP

J

SENSOR SWITCH WSD-PDT SERIES

SWITCH STYLE OCCUPANCY SENSOR

OC

WATT STOPPER TS-400

DIGITAL TIME SWITCH

SENSOR SWITCH MP20 SERIES

POWER PACK

SENSOR SWITCH CMR-PDT SERIES

ULTRASONIC SENSOR - 360° - 500 SQ FT

SENSOR SWITCH CMR-PDT-10

ULTRASONIC SENSOR - 360° - 1000 SQ FT

SENSOR SWITCH CMR-PDT-10-2P

ULTRASONIC SENSOR - 360° - 2 CIRCUIT

SENSOR SWITCH CMR-PC-ADC SERIES

OCCUPANCY SENSOR / PHOTOCELL

SENSOR SWITCH WV-PDT-16 SERIES

WALL MOUNT DUAL TECHNOLOGY SENSOR

OS5

OS4

T

OS2

OS3

OS1

PP

DUCT SMOKE DETECTORF/S

CEILING MOUNTED WIFI

M

E-100

AWB

JFS

ELECTRICAL SYMBOLS,

NOTES, AND ABBREVIATIONS

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

D

EP

A R

TM

EN

T O

F

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C H

N O

LO

G

Y , M

A N

A G

EM

EN

T A

N D

B U

D G

ET

ST

A

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O

F M

IC

H

IG

A

N

A D

A M

P . L

A C

H , R

A , D

IR

EC

TO

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ST

A

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F

A C

IL

IT

IE

S

A D

M

IN

IS

TR

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O N

D

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IG

N

A N

D C

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N

X-EF-2

X-CU-5X-CU-6 X-CU-4

X-CU-2X-CU-1 X-CU-3

X-EF-5

X-AHU-6

X-AHU-1

X-AHU-4X-AHU-5

X-AHU-2 X-AHU-3

X-AHU-4 MOTOR

STARTER

X-AHU-6 MOTOR

STARTER

X-AHU-1 MOTOR

STARTER

X-AHU-3 MOTOR

STARTER

X-AHU-2 MOTOR

STARTER

3 33

3 3 3

X-CU-3

X-CU-2

X-CU-1

X-CU-6

X-CU-5

X-CU-4

2 2 2

3 3 3

X-AHU-5 MOTOR

STARTER

X-PNL"A"X-PNL"B"

X-PNL"MDP"

1 1

X-FACP

X-B

X-B

3X-BOILER EPO

X-P 3

X-B1

SWITCH

X-B2

SWITCH

X-P 3

EXISTING EQUIPMENT TO REMAIN.

DISCONNECT AND REMOVE EXISTING EQUIPMENT. ASSOCIATED CONDUIT

AND WIRE TO REMAIN FOR CONNECTION TO NEW EQUIPMENT.

DISCONNECT EXISTING EQUIPMENT, FOR REMOVAL BY OTHERS.

ASSOCIATED CONDUIT AND WIRE TO REMAIN.

DISCONNECT EXISTING AND SALVAGE EXISTING DUCT DETECTOR. TO BE

RECONNECTED UPON COMPLETION OF WORK.

DEMOLITION NOTES

E-300

AWB

JFS

FIRST FLOOR PLAN -

ELECTRICAL DEMOLITION

260347.00

591/26017.JLM

file no.

checked by drawn by consultant issue date contract order no.

consultant job no.

M a t r ix funding code sheet description

D

EP

A R

TM

EN

T O

F

TE

C H

N O

LO

G

Y , M

A N

A G

EM

EN

T A

N D

B U

D G

ET

ST

A

TE

O

F M

IC

H

IG

A

N

A D

A M

P . L

A C

H , R

A , D

IR

EC

TO

R

ST

A

TE

F

A C

IL

IT

IE

S

A D

M

IN

IS

TR

A

TI

O N

D

ES

IG

N

A N

D C

O N

ST

R

U C

TI

O

N D

IV

IS

IO

N

07/17/2026 CD SET

FIRST FLOOR PLAN - ELECTRICAL DEMOLITION

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

X-EF-2

X-EF-5

1 1 1

1 1 1

AHU-1

208V-3Ø,6.8FLA

AHU-2

208V-1Ø,5.6FLA

AHU-3

208V-1Ø,4FLA

CU-1

208V-3Ø,28FLA

CU-6

208V-3Ø,28FLA

1CU-2

208V-3Ø,17FLA

1CU-3

208V-3Ø,13FLA

1CU-5

208V-3Ø,17FLA

1CU-4

208V-3Ø,13FLA

B-17,19,21 B-14,16 B-13,15

A-19,21,23 A-15,17 A-16,18

AHU-6

208V-3Ø,6.8FLA

AHU-5

208V-1Ø,5.6FLA

AHU-4

208V-1Ø,4.8FLA

MDP-1

MDP-3

MDP-4

MDP-6

MDP-13

MDP-14

AHU-4

AHU-6

AHU-5

1 1 1

CU-3

CU-2

CU-1

CU-6

CU-5

CU-4

X-PNL"A"X-PNL"B"

X-PNL"MDP"

B-1

120V-1Ø,3.6FLA

B-2

120V-1Ø,3.6FLA

P-2

120V-1Ø,1.7FLA

P-1

120V-1Ø,1.7FLA

X-BOILER EPO

B1

SWITCH

B2

SWITCH

B-8

B-12

X-FACP

ELECTRICAL KEY NOTES

CONNECT NEW EQUIPMENT TO EXISTING CIRCUIT.

RECON…