Drawings 4 of 12.pdf

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GENERAL HVAC NOTES

1. INSTALL ALL EQUIPMENT, MATERIALS, AND ACCESSORIES PER

MANUFACTURERS WRITTEN INSTRUCTIONS.

2. ALL EXISTING SYSTEMS (INCLUDING EXHAUST FANS; AIR HANDLING

UNITS; PUMPS) THAT SERVE AREAS BEING RENOVATED SHALL BE

REBALANCED AS REQUIRED.

3. NOTIFY OWNER OF ANY PIPING OR DUCTWORK DEMOLITION THAT

MAY AFFECT NORMAL OPERATION OF OTHER AREAS.

4. FIELD VERIFY LOCATIONS OF EXISTING PIPING THAT MAY CONFLICT

WITH NEW CONSTRUCTION AND RELOCATE AS NEEDED.

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

6. PROVIDE BALANCE DAMPERS FOR EACH DIFFUSER/GRILLE AND

BRANCH DUCT.

7. FIRE DAMPERS SHALL MATCH RATING OF WALL. UNLESS NOTED

OTHERWISE.

8. ALL REHEAT COIL HS&R RUNOUT PIPES SHALL BE 3/4" UNLESS

OTHERWISE NOTED.

9. PROVIDE ACCESS PANELS ON EACH SIDE OF REHEAT COILS.

10. PROVIDE 5 FT MIN BEFORE ANY DUCT TAKEOFF FOR DUCTWORK

DOWNSTREAM OF VAV BOXES.

11. PROVIDE 1 1/2 DUCT DIAMETERS MIN. DUCT LENGTH OF HIGH

PRESSURE BRANCH DUCTWORK ON THE UPSTREAM SIDE OF VAV

BOXES.

12. CONTRACTOR SHALL COORDINATE ALL WORK WITH OTHER

DISCIPLINES PRIOR TO CONSTRUCTION TO AVOID CONFLICTS.

13. OFFSET PIPING TO ACCOMMODATE LARGE DUCTWORK.

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

ELEVATIONS, AND DETAILS OF ALL EXISTING CONDITIONS THAT MAY

AFFECT THE WORK.

15. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING THE

INTEGRITY OF ALL EQUIPMENT AND MATERIALS IN A "NEW"

CONDITION DURING CONSTRUCTION.

16. ALL WORK SHALL BE PERFORMED BY LICENSED CONTRACTORS AND

SUBCONTRACTORS AS REQUIRED BY LAW.

17. ALL WORK SHALL CONFORM TO MICHIGAN MECHANICAL CODE,

LATEST APPLICABLE EDITION.

18. 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.

19. ALL DUCT DIMENSIONS SHOWN ARE INSIDE CLEAR DIMENSION.

INCREASE DUCT SIZE FOR LINING.

20. LINE 10'-0" OF SUPPLY DUCTWORK AFTER EACH VAV BOX.

21. ALL EXTERNALLY ISOLATED HVAC EQUIPMENT SHALL HAVE FLEXIBLE

DUCT CONNECTORS.

22. IF THERE IS CONFLICTING INFORMATION IN THE PLANS OR

SPECIFICATIONS THE MORE STRINGENT AND GREATER COST ITEM

SHALL BE USED.

23. 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.

24. CONTRACTOR TO REMOVE AND REINSTALL CEILING GRID AS

REQUIRED TO COMPLETE WORK.

25. DISCONNECT AND REMOVE ALL PNEUMATIC TUBING AND PNEUMATIC

CONTROLS IN SECTION A (HEALTHCARE WING) AS PART OF BASE BID.

DISCONNECT AND REMOVE THE REMAINDER OF PNEUMATIC TUBING

AND PNEUMATIC CONTROLS IN SECTION B (DEPUTY'S WING) AND

SECTION C (WARDEN'S WING) AS PART OF ADD ALTERNATE #1.

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

CONSTRUCTION MEETING WITH THE ENGINEER AND OWNER TO

REVIEW ISSUES DURING THE WARRANTY PERIOD.

27. CONTRACTOR TO TRACK AND PROVIDE PAPERWORK TO OWNER OF

THE AMOUNT OF MATERIAL BEING RECYCLED THROUGHOUT THE

PROJECT.

28. CONTRACTOR WILL HAVE MINIMUM OF 1 ESCORT TO WORK WITH

THROUGHOUT THE PROJECT.

29. CONTRACTOR TO PATCH AND PAINT EXISTING WALLS AS NEEDED TO

MATCH EXISTING WHERE DEMOLITION AND/OR NEW WORK IS

COMPLETED.

30. CONTRACTOR TO PROVIDE A ROOM BY ROOM PRE CONSTRUCTION

TAB READING OF ALL DIFFUSERS AND GRILLES FOR SYSTEMS WITH

VAV BOXES. ALL OTHER SYSTEMS TO HAVE PRE CONSTRUCTION TAB

READING OF THE AIR HANDLING UNITS. PRE CONSTRUCTION TAB

READINGS OF ALL HEAT EXCHANGER SKID PACKAGE HEATING PUMPS

SHALL BE COMPLETED. PRE CONSTRUCTION TAB READINGS FOR

EXISTING FIN TUBE SHALL BE COMPLETED. CONTRACTOR TO VERIFY

AND BALANCE ALL THE DIFFUSERS, GRILLES, AHUS, FIN TUBE AND

PUMPS TO THE PRE CONSTRUCTION FLOWS UNLESS DIRECTED

OTHERWISE BY ENGINEER BASED ON THE PRE-TAB REPORT.

31. CONTRACTOR IS RESPONSIBLE FOR MAINTAINING HEAT IN BUILDINGS

THROUGHOUT THE PROJECT.

32. ALL EXISTING PNEUMATIC TUBING TO BE REPLACED BY NEW DDC

WIRING IN SECTION A (HEALTHCARE WING) AS PART OF BASE BID.

ALL EXISTING PNEUMATIC TUBING TO BE REPLACED BY NEW DDC

WIRING IN SECTION B (DEPUTY'S WING) AND SECTION C (WARDEN'S

WING) AS PART OF ADD ALTERNATE #1

33. FIELD VERIFY EXISTING SIZE OF ALL DAMPERS/VALVES AND

EQUIPMENT PRIOR TO ORDERING.

34. CONTRACTOR TO NOTIFY THE FACILITY AT LEAST 1 DAY IN ADVANCE

FOR ANY HOT WORK TO ALLOW THE OWNER TO DISABLE THE FIRE

ALARM.

35. ALL FASTENERS USED IN AREAS EXPOSED TO INMATES SHALL USE

TAMPERPROOF SCREWS.

MECHANICAL SYMBOLS LEGEND

HVAC PIPING SYMBOLSHVAC 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

AP ACCESS PANEL

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

ACCESS PANEL

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

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PROJECT BREAKDOWN SUMMARY

BASE BID PROJECT SCOPE:

ALL DEMOLITION AND NEW WORK SHOWN FOR THE HEALTHCARE WING (SECTION A)

ON DRAWINGS AND MECHANICAL ROOM IN THE BASEMENT OF DEPUTY'S WING

(SECTION B). THIS INCLUDES ALL NEW WORK FOR SYSTEMS PERTAINING TO RTU-1,

RTU-2, RTU-3, EF-1, HTP-1, HTP-2, HC-1, HC-2, HC-3, SUPPLY DIFFUSERS, RETURN

GRILLES, CONTROL VALVES AND ALL ASSOCIATED ACCESSORIES. THESE NEW

SYSTEMS ARE ALSO TO BE ADDED TO A NEW DDC CONTROL SYSTEM.

ADD ALTERNATE #1:

ALL DEMOLITION AND NEW WORK SHOWN FOR THE DEPUTY WING (SECTION B) AND

WARDEN WING (SECTION C) ON DRAWINGS. THIS INCLUDES ALL WORK FOR SYSTEMS

PERTAINING TO RTU-4, RTU-5, HC-4, HC-5, NEW DDC VAV BOXES, AND ALL

ASSOCIATED ACCESSORIES. THESE NEW SYSTEMS ARE ALSO TO BE ADDED TO A

NEW DDC CONTROL SYSTEM.

ADD ALTERNATE #2:

ALL NEW WORK SHOWN FOR EXTENDING THE UNDERGROUND STEAM TUNNEL ON

DRAWINGS. THIS WORK INCLUDES EXTENDING THE STEAM TUNNEL TO HAVE NEW

CONNECTIONS IN THE MECHANICAL ROOMS OF BUILDINGS 51 HOUSING, 52 HOUSING,

53 SCHOOL, AND 54 FOOD SERVICES.

PROJECT PHASING SCHEDULE

BASE BID

1. HEATING SYSTEM EQUIPMENT TO BE REPLACED FROM JUNE 1ST THROUGH

SEPTEMBER 15TH. ALL NEWLY INSTALLED AND REMAINING EXISTING HEATING

EQUIPMENT TO BE FULLY FUNCTIONAL BY SEPTEMBER 15TH.

2. COOLING SYSTEM EQUIPMENT TO BE REPLACED FROM SEPTEMBER 15TH

THOUGHT JUNE 1ST. ALL NEWLY INSTALLED AND REMAINING EXISTING

COOLING EQUIPMENT TO BE FULLY FUNCTIONAL BY JUNE 1ST.

ADD ALTERNATE #1

1. HEATING SYSTEM EQUIPMENT TO BE REPLACED FROM JUNE 1ST THROUGH

SEPTEMBER 15TH. ALL NEWLY INSTALLED AND REMAINING EXISTING HEATING

EQUIPMENT TO BE FULLY FUNCTIONAL BY SEPTEMBER 15TH.

2. 2.COOLING SYSTEM EQUIPMENT TO BE REPLACED FROM SEPTEMBER 15T

THOUGHT JUNE 1ST. ALL NEWLY INSTALLED AND REMAINING EXISTING

COOLING EQUIPMENT TO BE FULLY FUNCTIONAL BY JUNE 1ST.

ADD ALTERNATE #2

1. TUNNEL ROUTING AND CONSTRUCTION CAN BE COMPLETED ANYTIME

THROUGHOUT THE YEAR

2. NEW HOT WATER AND HOT WATER RETURN PIPING CONNECTIONS CAN BE

MADE ANYTIME THROUGHOUT THE YEAR. HOT WATER MUST BE MAINTAINED IN

THE BUILDINGS WHILE MAKING THE NEW CONNECTIONS EXCEPT FOR SHORT

SWITCH OVER SHUTDOWNS THAT ARE COORDINATED WITH THE OWNER.

3. NEW STEAM AND STEAM CONDENSATE PIPING CONNECTIONS ARE TO BE MADE

FROM JUNE 1ST TO SEPTEMBER 15TH. ALL NEWLY INSTALLED AND REMAINING

EXISTING HEATING EQUIPMENT TO BE FULLY FUNCTIONAL BY SEPTEMBER 15TH.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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9/14/2023 FOR CONSTRUCTION

M-100

DBP

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MECHANICAL SYMBOLS,

NOTES, AND ABBREVIATIONS

X-HX SKID

(AHU COILS)

X-HX SKID

(FIN TUBE)

X-SC PUMP

X-HX

X-PUMP

X-XT

X-COMP

X-EF

X-PUMP

X-HX

X-SC PUMP

T

X-ABANDONED LOUVER

(BACKFILLED)

X-COMP

X-COMP

X-AIR DRYER

X-CPX-CP

X-CPX-CP

X-CP

X-AIR DRYER

X-CP (DDC) 3

BASE BID DEMOLITION NOTES

DISCONNECT, REMOVE, AND DEMO EXISTING HEAT EXCHANGER, AIR

SEPARATOR, ELEVATED STEEL FRAME, PIPING, AND ALL ASSOCIATED

ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING CIRCULATION PUMP,

CONTROLS, PNEUMATIC TUBING, PIPING, CONCRETE PAD, AND ALL

ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

EXHAUST FAN AND LOCAL CONTROLS TO REMAIN.

EXISTING STEAM CONDENSATE PUMP TO REMAIN.

DISCONNECT, REMOVE, AND DEMO EXISTING EXPANSION TANK, PIPING,

AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING HEAT EXCHANGER SKID

PACKAGE, PUMPS, HEAT EXCHANGER, EXPANSION TANK, PIPING,

CONTROLS, PNEUMATIC TUBING AND ALL ASSOCIATED ACCESSORIES IN

THEIR ENTIRETY.

ADD ALTERNATE #1: DEMOLITION NOTES

DISCONNECT, REMOVE, AND DEMO EXISTING AIR COMPRESSOR, AIR DRYER, PNEUMATIC TUBING, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING PNEUMATIC CONTROL PANELS, PNEUMATIC TUBING, AND ALL ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

DISCONNECT, REMOVE, AND DEMO EXISTING DDC CONTROL PANEL, CONTROL WIRING, AND ALL

ASSOCIATED ACCESSORIES IN THEIR ENTIRETY.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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KEY PLAN

9/14/2023 FOR CONSTRUCTION

BUILDING 29B BASEMENT

PLAN - MECHANICAL

DEMOLITION

N BUILDING 29B BASEMENT PLAN - MECHANICAL DEMOLITION (BASE BID)

M-300

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

0 1 5 10

DBP

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