Tel. 203 230 9007 Fax. 203 230 8247

3190 Whitney Avenue, Hamden, CT 06518-2340

SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

November 15, 2019

32 Church StreetGuilford, CT 06437

Boiler ReplacementNathanael B. Greene Community Center

One Post Hill Place, New London, CT 06320

Drawing ListCover Sheet

MP001 Mechanical/Plumbing Symbols & General NotesMP101 Mechanical/Plumbing Partial Floor PlansMP201 Mechanical/Plumbing DetailsMP301 Mechanical/Plumbing SchedulesE101 Electrical Partial Floor PlansE102 Electrical Gen./Notes and Legend

Issued for Bid: January 30, 2020

DIA. OR

(JOINT)

ELBOW, 90°

TOP

BOTTOM

CAP

PIPE CONNECTION

PIPE CONNECTION

PIPE COUPLING

OS & Y

SAFETY RELIEF VALVE(PRESS. & TEMP.)

TWO WAY MOTORIZEDCONTROL VALVE

THREE WAY MOTORIZEDCONTROL VALVE

CHECK VALVE

GLOBE VALE

ANGLE GLOBE VALVE

ANGLE GATE VALVE

BUTTERFLY VALVE

BALANCING VALVE

PRESSURE GAUGE

GATE VALVE

BALL VALVE

RISE (R) DROP (D)

PIPE TEE, OUTLET DOWN

DIRECTION OF SUPPLY OR

DIRECTION OF RETURN OREXHAUST AIR

OUTSIDE AIR

HWS

HWR HOT WATER RETURN

HOT WATER SUPPLY

DUCT WORK, DIRECTION OF FLOW

POSITIVE PRESSURE DUCT

NEGATIVE PRESSURE DUCT

CHANGE OF ELEVATION, R

PIPE ELBOW, TURNED UP

PIPE TEE, OUTLET UP

PIPE TEE

M

RECTANGULAR TOROUND TRANSITION

FLEXIBLE CONNECTIONFC

TRANSITION

~

OR THERMOMETER

DIAMETER

UP OR CRG/CRR

DUCT UP OR CSDSUPPLY OR OUTSIDE AIR

SUPPLY OR OUTSIDE AIR

RETURN OR EXHAUST DUCT

RETURN OR EXHAUST DUCT DOWN

DUCT DOWNS

P

METER

DIRECTION OF FLOW

PRESSURE SENSOR

THERMOSTAT/SENSOR

MOTORIZED DAMPER

BACKDRAFT DAMPER

DUCT STATIC PRESSURE SENSORSPS

MD

BD

RETURN GRILLE

STRAINER, BLOW OFF

VOLUME DAMPER

CUBIC FEET PER MINUTE

DUCT STATIC PRESSURE

F

1 [

\

C

AV

OR

STRAINER

PUMP OR FAN

AIR VENT, MANUAL

AIR VENT, AUTOMATIC

MECHANICAL NOTE REFERENCE, NUMBER INDICATES NOTE

SYMBOL LEGEND

PIPE UNION

DRAIN VALVE W/HOSE COUPLING W/CAP

AIR TERMINAL UNIT

POINT OF CONNECTION

PIPE ELBOW,TURNED DOWN

RS

RL

REFRIGERANT SUCTION

S SMOKE DETECTOR IN DUCT (FIBO)DUCT UP SUPPLY OR OUTSIDE AIR

UPRETURN OR EXHAUST DUCT

(NOT ALL SYMBOLS ARE USED)

FD/AD ACCESS DOORFIRE DAMPER W/

DOUBLE LINE LINED DUCT WORK

SINGLE LINE LINED DUCT WORK

CALIBRATED BALANCINGVALVE

HOSE END DRAIN VALVEWITH CAP AND CHAIN

DOOR UNDERCUT 1/2" BY OTHER DIVISIONS

REFRIGERANT LIQUID

GENERAL NOTES:HVAC NOTES:

BACKDRAFT DAMPER(BD)(VD)

CO CARBON DIOXIDE SENSOR2

1. ALL NEW HEATING PIPING SHALL BE INSULATED WITH 2" FIBERGLASS INSULATION.

2. CONTRACTOR TO COORDINATE ALL NEW PIPING LAYOUTS. ALL NEW LAYOUTS SUBJECT TO ENGINEERAPPROVAL.

3. FIELD COORDINATE EXACT LOCATION OF ALL EQUIPMENT (NEW AND EXISTING).

4. FIELD VERIFY SIZE AND LOCATION OF ALL EXISTING PIPING PRIOR TO STARTING CONSTRUCTION.

5. CONTRACTOR TO CUT BACK AND CAP, IN AN APPROVED MANNER, ALL EXISTING PIPING/DUCTS NOT BEINGREUTILIZED. REMOVE EXISTING MECHANICAL SYSTEM NOT BEING REUTILIZED.

6. MAINTAIN MANUFACTURER'S RECOMMENDED MINIMUM CLEARANCES FOR INSTALLATION OF EQUIPMENT.

7. THE AUTOMATIC TEMPERATURE CONTROL SYSTEM SHALL BE COMPLETE IN ALL REGARDS; TESTED ANDCAPABLE OF ACHIEVING THE SEQUENCES OF OPERATION.

8. CHEMICALLY CLEAN, FLUSH, AND PRESSURE TEST SYSTEM PRIOR TO START UP.

9. ALL HEATING PIPING RUN OUTS MAY BE TYPE 'L' COPPER WITH APPROVED DIELECTRIC FITTINGS.

10. ALL PIPING WORK SHALL BE COORDINATED WITH ALL TRADES INVOLVED. OFFSETS IN PIPING AROUNDOBSTRUCTIONS SHALL BE PROVIDED AT NO ADDITIONAL COST TO THE OWNER.

11. ALL PENETRATIONS THROUGH RATED WALLS, FLOORS & CEILINGS SHALL BE SEALED USING UL-LISTEDMETHODS APPROPRIATE FOR INDICATED RATING.

12. PROVIDE PIPE HANGERS AND SUPPORTS FOR ALL NEW PIPING PER CODE.

13. PROVIDE TESTING, BALANCING, AUTHORIZED FACTORY START-UP OF NEW BOILERS.

14. COORDINATE ALL WORK WITH OWNER. PROVIDE NOTICE FOR ALL UTILITY SHUTDOWNS INCLUDING WATER,GAS AND ELECTRICITY.

15. MECHANICAL CONTRACTOR SHALL FIELD COORDINATE ALL EXISTING CONDITIONS PRIOR TO INSTALLATION.

16. PATCH AND REPAIR ROOF (BY MECH. CONTRACTOR) AS REQUIRED FOR INSTALLATION FOR NEW BOILERFLUES. PROVIDE ROOF FLASHING AND NEW ROOFING MATERIALS AS REQUESTED, TO MATCH IN-KIND.

17. PROVIDE A MINIMUM OF TWO (2) SETS OF BOUND OPERATION AND MAINTENANCE MANUALS INCLUDING THEBALANCING AND COMMISSIONING REPORTS. REFER TO PROJECT MANUAL FOR ADDITIONAL INFORMATION.

18. REFER TO THE DIRECT DIGITAL CONTROL SYSTEM, CONDENSING BOILER, AND BOILER CONTROLSSPECIFICATIONS FOR CONTROL OF NEW BOILERS.

19. REMOVED ALL EXISTING INSULATION IN THE MECHANICAL ROOM FROM ALL EXISTING PIPING. PROVIDE PIPEINSULATION AND JACKET ON ALL NEW AND EXISTING PIPING.

20. NOT ALL PIPING IS SHOWN IN THE MECHANICAL ROOM PLANS FOR CLARITY. EXISTING FIRE SPRINKLERSYSTEM, DOMESTIC WATER SYSTEM, AND SOME OF THE HEATING WATER PIPING ARE NOT SHOWN AND ARETO REMAIN IN PLACE. RELOCATE EXISTING PIPING AS REQUIRED TO ACCOMMODATE THE NEW BOILERINSTALLATION.

(BV)

EXISTING TO REMAIN (E) T THERMOSTAT

1. THE INTENT OF THESE CONTRACT DOCUMENTS IS FOR THE CONTRACTOR TO FURNISH AND INSTALLCOMPLETE MECHANICAL AND ELECTRICAL SYSTEMS. THESE MECHANICAL AND ELECTRICAL SYSTEMSINCLUDE PLUMBING, FIRE PROTECTION, HVAC, ELECTRICAL AND ALL ASSOCIATED SPECIAL SYSTEMS. ALLSYSTEMS SHALL BE COMPLETE IN ALL RESPECTS. OPERATING, TESTED, ADJUSTED, APPROVED BY THEAUTHORITIES HAVING JURISDICTION AND READY FOR BENEFICIAL USE BY THE OWNER.

2. THE CONTRACTOR SHALL OBTAIN AND REVIEW ALL CONTRACT DOCUMENTS, INCLUDING PLANS ANDSPECIFICATIONS OF ALL TRADES BEFORE SUBMITTING BID. REFER TO PROJECT MANUAL AND PLANS,INCLUDING ALL EQUIPMENT SCHEDULES FOR MECHANICAL AND ELECTRICAL INFORMATION. CONTRACTORSHALL WALK THROUGH BUILDING PRIOR TO SUBMITTING BID.

3. ALL OF THE CONTRACT DRAWINGS AND SPECIFICATIONS ARE COMPLEMENTARY TO FORM A TOTAL DESIGNPACKAGE. IT IS THE RESPONSIBILITY OF THE GENERAL CONTRACTOR/CONSTRUCTION MANAGER TODETERMINE WHICH TRADE CONTRACTOR IS RESPONSIBLE FOR VARIOUS PORTIONS OF THE WORK.

4. ALL WORK AND ACTION DEPICTED AND DESCRIBED SHALL BE PERFORMED BY THE CONTRACTOR UNLESSSPECIFICALLY NOTED OTHERWISE.

5. PROVIDE SUPPORT/BRACING OF EQUIPMENT AND BUILDING SERVICES FOR SEISMIC RESTRAINT AS REQUIREDBY CODE.

6. OBTAIN AND PAY FOR ALL REQUIRED PERMITS AND INSPECTIONS.

7. ALL EQUIPMENT, MATERIALS AND RELATED SYSTEMS COMPONENTS SHALL BE NEW UNLESS SPECIFICALLYNOTED OTHERWISE.

8. REPAIR AND/OR REPLACE AT NO COST TO OWNER ALL EQUIPMENT AND MATERIALS DAMAGED DURINGCONSTRUCTION.

9. THE DRAWINGS ARE DIAGRAMMATIC AND INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS AND WORKINCLUDED IN THE CONTRACT. THE CONTRACTOR SHALL COORDINATE LOCATIONS OF EQUIPMENT WITH ALLTRADES BEFORE STARTING CONSTRUCTION. ANY MODIFICATIONS TO THE EQUIPMENT LAYOUT REQUIREDFOR INSTALLATION ARE TO BE PERFORMED AT NO ADDITIONAL COST TO THE OWNER.

10. ALL WORK SHALL BE PERFORMED IN COMPLIANCE WITH THE LATEST APPLICABLE CODES IN THEORDINANCES AND THE REGULATORY AGENCIES HAVING JURISDICTION.

11. ALL EQUIPMENT SHALL BE LOCATED IN ACCESSIBLE LOCATIONS. WHEN A PIECE OF EQUIPMENT MUST BELOCATED ABOVE AN INACCESSIBLE CEILING OR WALL, THEN THE APPROPRIATE ACCESS DOOR SHALL BEPROVIDED. THESE SHALL BE COORDINATED WITH THE ARCHITECT.

12. WHEN CONFLICTS OCCUR BETWEEN THE DRAWINGS AND/OR SPECIFICATIONS IT SHALL BE BROUGHT TO THEATTENTION OF THE ENGINEER. THE CONTRACTOR SHALL CARRY AS PART OF THE BID THE LARGER QUANTITYAND/OR MORE EXPENSIVE ITEM(S).

13. CONTRACTORS SHALL COORDINATE THEIR WORK WITH ALL OWNER-FURNISHED EQUIPMENT, INCLUDINGREQUIRED SERVICE CONNECTIONS, RECEPTACLES, ETC. BEFORE INSTALLATION.

14. CONTRACTORS SHALL PROVIDE ALL REQUIRED SLEEVES AND SEALS FOR PIPES OR CONDUIT PENETRATINGWALLS OR FLOOR SLABS WITH FIRESTOPPING SEALANT WHERE REQUIRED.

15. ALL NEW EQUIPMENT SPECIFIED IN THE SCHEDULES SHALL BE CONNECTED TO THE EXISTING BUILDINGAUTOMATION SYSTEM.

16. ALL EQUIPMENT, PIPING, AND DUCTWORK SHALL BE SUPPORTED AS DETAILED, SPECIFIED AND REQUIRED TOPROVIDE A VIBRATION-FREE INSTALLATION.

17. LOCATION AND SIZES OF ALL WALL PENETRATIONS SHALL BE COORDINATED WITH ALL OTHER TRADESINVOLVED.

18. INSTALL COMPLETE OPERATING SYSTEMS. PROVIDE ALL COMPONENTS, DEVICES, CONTROLS, RELAYS,TRANSFORMERS, ETC., WHETHER INDICATED OR NOT, FOR COMPLETE SYSTEMS AS INTENDED BY THECONSTRUCTION DOCUMENTS.

MP001MECHANICAL /PLUMBING SYMBOLS& GENERAL NOTES

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

NEW B-1

ASDADADSADASDSADDD

1.2.

3.

ASDASDASDASDASSD

EXISTING GAS PIPING TOREMAIN

EXISTING 4" HWS

EXISTING WATER METERSERVICE TO REMAIN

PROVIDE NEW SWITCHES, MOTORSTARTERS AND OTHER CONTROLSMOUNTED ON EXIST. PLYWOOD.

NEW B-2

NEW B-3

NEW ET-1 NEW AS-1

EXISTING 3" HWR

EXISTING 3" HWR

CONNECT NEW 4" HWR TOEXISTING

CONNECT NEW 4" HWR TOEXISTING

NEW HWP-1

NEW HWP-2

CONTRACTOR SHALL PROVIDE INSULATEDDUCT PLENUM AND CONNECT TO EXISTINGLOUVER. DUCT PLENUM SIZE SHALL BE THESAME SIZE HEIGHT AND WIDTH OF THEEXISTING LOUVER. NEW PLENUM SHALL BEMOUNTED AT HIGHEST LOUVER.

4" POLYPROPYLENECOMBUSTION AIR PIPINGTYPICAL

BOTH HIGH AND LOWEXISTING LOUVERS TOREMAIN.

NEW DOMESTIC WATER PIPING, PUMPS ANDVALVES SHALL BE MOUNTED ON EXIST. PLYWOOD.REFER TO DOMESTIC WATER PIPING DIAGRAM ONSHEET M201.

MECHANICAL CONTRACTORSHALL RUN NEW 6" EXHAUSTVENT THROUGH EXISTING 18"FLUE AND TERMINATE ATEXISTING ROOF PENETRATION

6" EXHAUST VENT AL29-4CSTAINLESS DOUBLE WALL UPTO SECOND FLOOR FAN ROOMAND TERMINATE AT ROOF. (TYPOF 3)

TWO NEW INDIRECT WATERHEATERS MODEL 2-SIT065MANUFACTURER BYLOCHINVAR OR APPROVEDEQUAL

EXISTING 18 EXHAUST FLUEGOING THROUGH STAIRSHALL REMAIN

NEW 3" GAS PIPING

NEW 1" GAS PIPING

NEW 1" GAS PIPING

NEW BACKFLOW PREVENTERBFP-1

CONNECT NEW 112" TO COLDWATER MAIN

NEW 112" CW MAKEUP FOR BOILERS

BOILER CONDENSATESHALL SPILL INTO LINEARTRENCH DRAIN

CONNECT NEW TRENCH DRAIN PIPEINTO EXISTING FLOOR DRAIN PIPING.CONTRACTOR SHALL COORDINATEELEVATION HEIGHTS WITH EXISTINGPIPING.

EXISTING FLOOR DRAIN

CONTRACTOR SHALL PROVIDE A NEWBACKFLOW PREVENTER.CONTRACTOR SHALL VERIFY IN FIELDEXACT VOLUME/PRESSUREREQUIREMENTS

EXISTING EXPANSION TANKSHALL BE DISCONNECTEDAND REMOVED

EXISTING BOILERS, BREECHING, GASPIPING SHALL BE DISCONNECTEDAND REMOVED IN HATCH AREAS

EXISTING AIR SEPARATORSHALL BE DISCONNECTEDAND REMOVED

ASDADADSADASDSADDD

1.2.

3.

ASDASDASDASDASSD

BOTH EXISTING LOUVERSTO REMAIN HIGH AND LOW

EXISTING PUMPS SHALLBE DISCONNECTED ANDREMOVED

EXISTING BOILER CONTROLPANEL SHALL BEDISCONNECTED ANDREMOVED

3" EXISTING GAS PIPING TOREMAIN

EXISTING HEAT EXCHANGER ANDPUMPS SHALL BE DISCONNECTEDAND REMOVED

EXISTING HOT WATER STORAGETANK SHALL BE DISCONNECTEDAND REMOVED

EXISTING CONCRETEPAD TO REMAIN.TYPICAL.

EXISTING 3" HWR

EXISTING DISCONNECT SWITCHES,MOTOR STARTERS AND OTHERCONTROLS SHALL BE REMOVED

EXISTING WATER METERSERVICE TO REMAIN

EXISTING DOMESTIC WATER PIPING, PUMPS ANDVALVES THAT ARE MOUNTED ON PLYWOODSHALL BE REMOVED .

EXISTING 3" HWR

4" HWS

4" HWR

EXISTING CONCRETEPAD TO REMAIN,TYPICAL

EXISTING UNIT HEATER TOREMAIN

EXISTING UNIT HEATER TOREMAIN

ALL EXISTING EXHAUST VENT ANDFAN POWER EXHAUST RUNNINGABOVE ROOM 140 AND UP TO ROOFSHALL BE REMOVED.

EXISTING MAKE UP WATER ANDBACKFLOW PREVENTER TO BOILERTO BE REMOVED

EXISTING TRANE BMSSYSTEM TO REMAIN

EXISTING BACKFLOW PREVENTERSHALL BE REMOVED

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

MECHANICAL/PLUMBING PARTIALFLOOR PLANS

MP101

PIPE INSULATION

PIPE

TYPICAL PIPE HANGER DETAIL7

USE FOR COLD WATER PIPINGONLY. FOR HOT WATER PIPINGOMIT SHIELD AND USE CLEVISSIZE SAME AS PIPE SIZE.

18 GAUGE PIPESHIELD (MIN 12"LONG) W/FLAREDENDS

PIPE HANGERW/ROD TOSTRUCTURE

BOILER WATER PIPING DIAGRAM1

Trerice

Trerice Trerice Trerice Trerice Trerice Trerice

Trerice

HIGH CAPACITYAIR VENT. TYP

GLOBE VALVE

BLOWDOWN AND DRAIN VALVEWITH HOSE CONNECTIONUNDERSLUNG CONNECTIONCREATES A THERMAL TRAP.(12" MINIMUM DROP)

AS-1

DRAIN VALVEWITH HOSECONNECTION

1" CW MAKE-UP LINECONNECT FROM DOMESTICCW MAIN. DOMESTIC WATERCONTAMINATION PROTECTIONSHALL BE PROVIDED

PRESSURE REDUCING VALVE -(SET AT 4 PSIG HIGHER THANTHE PRESSURE AT THE HIGHPOINT IN THE SYSTEM)

LOW CAPACITYAIR VENT. TYP

4"

4"HWR

B-1 B-2 B-3

STRAINERSHUT-OFF VALVE

2-1/2"

FROM RETURNLOOP

HOT WATERRETURN

CONDENSATEDRAIN (TYP.)

THERMOMETERTYPICAL

TEMP, PRESSURE SENSORTYPICAL

CONTROLWIRING

2" SUPPLY TO INDIRECT DHW

4"HWS

OUTDOOR AIRTEMPERATURESENSOR

T

ACID NEUTRALIZER, SEE DETAIL ABOVE (TYP.)

PP

PP

HWP-1

HWP-2

3"HWR

3"HWR4"HWS

T

2" RETURN TO INDIRECT DHW2-1/2" 2-1/2"2-1/2" 2-1/2"2-1/2"

BELL & GOSSETTMODEL # PL-55 GAS SUPPLY

GAS SHUT-OFF VALVE. TYP.

G

DIRT LEG6"MIN TYP.

PRESSURE RELIEF VALVETERMINATE DRAIN PIPING 6"ABOVE FLOOR (TYP).

EXISTING CONCRETE PADTYPICAL

CONNECT TO EXISTING SUPPLY

CONNECT TO EXISTING RETURN

DWP-1 & DWP-2EXISTING 3" GAS PIPING

NEW 3" GAS PIPING

WALL

LOUVER SIZE ASSPECIFIED

FOLD BOTTOM OF PLENUMSHEET METAL OVER TOP OFLOUVER BLADE FOR PLENUMDRAINAGE.

SHEET METALSCREWS 12" O.C.

2" MIN. FORDUCT CONN.

BIRD SCREEN(SEE NOTE #1)

PLENUM SIZE AND LOCATION SHALL BEAS INDICATED ON FLOOR PLANS.

2X2 LB. DENSITY RIGID FOILFACE FIBERGLASS BOARD ATTACHEDWITH ADHESIVE & "STICK CLIPS"24"O.C. TOP & BOTTOM.

NOTES:1. COVER INSIDE FACE OF LOUVER WITH 1

2"MESH ALUMINUM BIRD SCREEN SCREWED IN PLACE.2. SEAL ALL PLENUM SEAMS WATERTIGHT WITH SILICONE SEALANT.3. TYPICAL COMBUSTION AIR PLENUM FOR BOILERS.

DUCT COLLAR,FASTENED TO PLENUM.

COMBUSTION AIR INTAKE LOUVER DETAIL5

4" POLYPROPYLENECOMBUSTION AIRPIPING TYPICAL

STORAGE TANK MODEL # 2-SIT065 MANUFACTURER BY LOCHINVAR

CIRCUIT SETTER

AQUASTAT

CW

120° HWR

115° HW

120° HW

115° HWR

TEMP. GAUGE

CHK. V.

CW SUPPLY

120° HWR

115° HW

120° HW

115 HWR

DOMESTIC WATER PIPING DIAGRAM3

B.V.

CHK. V.

TEMP. GAUGE

CONNECT TO EXISTING PIPING(TYP).

TMV-2 TMV-1

2" SUPPLY PIPING BACKTO BOILER LOOP

2" RETURN PIPING BACKTO BOILER LOOP

BELL & GOSSETT EXPANSION TANKMODEL # PTA-30V

NEW MIXING VALVESEE SCHEDULE

NEW MIXING VALVESEE SCHEDULE

NEW RECIRC. PUMPSEE SCHEDULE RP-1

NEW RECIRC. PUMPSEE SCHEDULE

RP-2

STRAINER WITHBLOW OFF VALVE

PROVIDE CAPCHECK VALVE

BALL OR BUTTERFLY VALVE (TYPICAL)

COMBINATION AUTOMATIC BALANCE/FLOWMEASURING DEVICE

SUPPORT RODS W/VIBRATION ISOLATORS

IN-LINE PUMP

PRESSURE GAUGEAND BALL VALVE(TYPICAL)

HANGER ROD(TYPICAL)

INLINE PUMP DETAIL 6

INTERNAL STRAINERINSTALL UNIT LEAVING ADEQUATE DISTANCETO REMOVE STRAINERON UNITS WITH A STRAINERBLOWDOWN AND DRAIN VALVE WITH HOSECONNECTION (ON UNITS WITH STRAINER)

BRACKET SUPPORTS WITHOVERHEAD SUPPORTS

AIR SEPARATOR

AIR CHARGING VALVE (PRESSURIZE DRY TANKEQUAL TO FILL VALVE PRESSURE)

REDUCER (WHERE REQ'D.)

LOW CAPACITY AIR VENT

PRESSURE REDUCING VALVE - (SET AT 4 PSIG HIGHERTHAN THE PRESSURE AT THE HIGH POINT IN THE SYSTEM)

SYSTEM CONNECTION - (CONNECT TO SIDE ORBOTTOM OF MAIN HEADER) CONNECTION SIZESHALL BE BASED ON THE NUMBER OFPARALLEL TANKS CONNECTED AND SHALL BEIN ACCORDANCE WITH MANUFACTURER'SREQUIREMENTS.

HIGH CAPACITY AIR VENT

PRESSURE GAUGEW/NEEDLE VALVE

FROM SYSTEM

GATE VALVES

PRESSURE GAUGEW/NEEDLE VALVE

EXPANSION TANK (REPLACEABLE BLADDER TYPE)

GLOBE VALVE

TO PUMP SUCTION

FILL LINE. REFER TO PLUMBINGDRAWINGS FOR CONTINUATION.

UNION - TYPICAL

TEE TO OTHER TANKS CONNECTED IN PARALLEL

AIR SEPARATOR AND EXPANSION TANK DETAIL4

UNDERSLUNG CONNECTION CREATESTHERMAL TRAP (12" MIN. DROP) DRAINVALVE W/HOSE CONNECTION

EXISTING PAD

CONDENSING BOILER

H

6" BOILERVENT

BOILER CONDENSATE SYSTEM2

A. AXIOM NEUTRAPRO MODEL #NT15 NEUTRALIZING TANK

B. FACTORY SUPPLIED CONDENSATE TRAP. PROVIDEFIELD FABRICATED SUPPORTS AS REQUIRED.

C. CONDENSATE DRAIN TERMINATION AT FLOOR DRAINOR CONDENSATE PUMPS RESERVOIR INLET. SECURE INPLACE AS REQUIRED.

D. FLOOR DRAIN OR SUMP.

E. BOTTOM OF BOILER CONDENSATE OUTLET MUST BEABOVE THE BOTTOM OF THE CONDENSATE TANKOUTLET.

F. UNISTRUT CLAMPS, SECURE TUBE IN POSITION AND SECURELY.CONDENSATE OUTLET MUST BE ORIENTED UP WITH CONDENSATE INLETTO THE SIDE.

G. UNISTRUT BASE, BOLT TO FLOOR OR MOUNTING PAD.

H. PLASTIC TUBING OR PVC PIPE.

I. USE HOSE CLAMPS AT ALL CONNECTIONS WHEN USING FACTORYSUPPLIED RUBBER HOSE.

ROOF LINE

4" COMBUSTION AIR MATERIALSHALL BE POLYPROPYLENE

ROOF JACK W/FLASHING

6" EXHAUST VENTINGAL29-4C STAINLESSDOUBLE WALL ( TYPICAL OF 3)

BOILER FLUE VENTING DETAIL8

FloorMechanical Room

COMBUSTION AIR TO LOUVER(TYPICAL OF 3)

SECOND LINE

TERMINATE 3' ABOVE ROOF

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

MECHANICAL/PLUMBING DETAILS MP201

NOTES

613 1,2,3,4,5,6

CONDENSING BOILER SCHEDULE

INPUTSUPPLY

WATER TEMPRETURN

WATER TEMP

BURNER

FUELGAS PRESS

CAPACITYCONTROL

TURNDOWN RATIO

IGNITION

ELECTRICAL

VOLTS/PHASE THERMAL

EFFICIENCYMODEL #

MAXIMUM

MBTU/hrOUTPUT

I.B.R.

MBTU/hr

725 140 120 GAS 4-14 MODULATING 7: 1 ELECTRONIC 120 / 1 97.2

DEG. F DEG. F

NOTES:1. CONTRACTOR SHALL PROVIDE AL29-4C STAINLESS STEEL VENTING FLUE MATERIAL PER UL1738.2. PROVIDE WITH FACTORY BOILER MANAGEMENT SYSTEM WITH BACNET COMPATIBILITY AND INTEGRATED WITH THE EXISTING BAS SYSTEM.3. IF REQUIRED, ENSURE THAT THE HIGH GAS PRESSURE REGULATOR IS AT LEAST 10 FEET UPSTREAM OF THE APPLIANCE.4. BASED ON LOCHINVAR BOILERS.5. PROVIDE WITH CONDENSATE NEUTRALIZATION TANK SYSTEM.6. PROVIDE POLYPROPYLENE FOR ALL COMBUSTION AIR VENTING.

B-1 FTX725

B-2

B-3

613 1,2,3,4,5,6725 140 120 GAS 4-14 MODULATING 7: 1 ELECTRONIC 97.2 FTX725

613 1,2,3,4,5,6725 140 120 GAS 4-14 MODULATING 7: 1 ELECTRONIC 97.2 FTX725

120 / 1

120 / 1

SYMBOL

HYDRONIC PUMP SCHEDULE

TYPE GPM FT HEAD HP SERVICE FLUID MANUFACTURER NOTESELECTRICAL

VOLTAGE HERTZPHASE

HWP-1 IN-LINE 180 45 3 208 3 60 HEATING WATER B&G

RPM

1760 1,2,3,4,5,6

HWP-2 IN-LINE 180 45 3 208 3 60 HEATING WATER1760 B&G

MODEL

XL 45-375

XL 45-375 1,2,3,4,5,6

NOTES:1. PUMPS BASE ON BELL & GOSSETT.2. ALL PUMPS SHALL HAVE SPEED CONTROL BY EXTERNAL CONTROLLER.

EXPANSION TANK SCHEDULE

SYMBOL TYPE

MANUFACTURER SHIPPINGWEIGHT

ET-1 B&G BOILERROOM 68.0VERTICAL

SIZE

24x43-7/8

MODEL NUMBER

225

TANK

VOLUME (GAL)

(DIAXH)

D120V

CONNECTION

1"

NOTES:1. PROVIDE (ASME) PRESSURIZED EXPANSION TANK.

NOTE

1

SYSTEM

HEATING

LOCATION

ACCEPTANCE

34.0

MARK

BACKFLOW PREVENTER SCHEDULE

SERVICE MANUFACTURER MODEL

BFP-1 1" WILKINS 975XL2MS-S

LOCATION

BOILER ROOM

SIZE BODY MATERIAL

BRONZE

TEMPERATURERANGE

33°F-140°F

MAX WORKINGPRESSURE

175PSIBOILER MAKE-UPWATER

REMARKS

LEAD FREE

SYMBOL

RECIRCULATING PUMP SCHEDULE

MANUFACTURER MODEL

RP-1 BOILER ROOM ACORN CONTROLS MV17-2

RP-2 BOILER ROOM ACORN CONTROLS

SERVICE

115° HOT WATER RECIRC

120° HOT WATER RECIRC MV17-2

LOCATION PUMP TYPE

INLINE

INLINE

FLUID

WATER

WATER

GPM

10

10

HEAD

19

19

ELECTRICAL

1/3

1/3

115V

115V

3450

3450

HP VOLTAGE PHASE RPM

1ɸ

1ɸ

REMARKS

MV17-2

MV17-2

SYMBOL

THERMOSTATIC MIXING VALVE SCHEDULE

FLOW RATE @10 PSI

DIFFERENTIAL

MANUFACTURER MODEL

TMV-1 - ACORN CONTROLS21.2 MV17-2

TMV-2 - 21.2 ACORN CONTROLS

AREA SERVED

115° HOT WATER RECIRC

120° HOT WATER RECIRC MV17-2

WATER HEATERBEING SERVED

MINIMUMFLOW RATE

GPM

1.0

1.0

INLETSIZE

3/4"

3/4"

OUTLETSIZE

1"

1"

INLETTEMPERATURE

140

140

OUTLETTEMPERATURE

115

120

AIR SEPARATORS SCHEDULE

SYMBOL DIAMANUFACTURER

AS-1 B &G R-4F 30030-3/4"12-3/4"

CAPACITYFLOW GPM

MODEL NUMBER

HEATING

HEIGHT(INCH)(INCH)

SYSTEMSERVED

NOTES:1. PROVIDE ASME TANK.2. PROVIDE WITH AIR VENT.3. PROVIDE WITH BLOWDOWN VALVE AND FLUSH VALVE.

NOTES

1,2,3

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

MECHANICAL/PLUMBINGSCHEDULES

MP301

BOILERB-1

BOILERB-4

BOILERB-3

BOILERB-4

BOILERB-5

HOTWATER

STORAGETANK

PUMP

UH

UH

EP1A

EP1

ATS

MDP

MDS

IN-LINEPUMP

IN-LINEPUMP

IN-LINEPUMP

IN-LINEPUMP

2

1 2

2

2

3

3

PUMP

R

R

(2) PUMP STARTER

(1) PUMP DISCONNECT

(1) BOILER DISCONNECT

(3) BOILERCTRL.

R

R

R

R

R

R

R

R

R

R

R

RRR

R

4ER

ER

ELECTRICAL ROOM156

BOILER ROOM121

BOILERB-1

BOILERB-2

BOILERB-3

HWP-1

HWP-2

UH

RP-2

EP5

UH

EP1A

EP1

ATS

MDP

MDS

DWP-2DWP-1

RP-1

1

2

5

4

3

6

VFD

VFD

1,3,5,EP5

11,EP5

9,EP5 10,E

P5

ELECTRICAL ROOM156

BOILER ROOM121

SWT SWT

2,4,6,EP5

12,EP5

13,EP5

7,EP5

8,EP5

EXISTINGCONCRETE

PAD

EXISTINGCONCRETE

PAD

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

Electrical PartialFloor Plans E101

1

DEMOLITION KEY NOTES

APPROXIMATE LOCATION OF EXISTING ELECTRICAL PANEL (WESTINGHOUSE) RATED FOR 120/208V-3Ø, 4W. THISPANEL FEEDS EXISTING BOILERS, HOT WATER PUMPS AND CIRCULATING PUMPS TO BE REPLACED. UNLESS INDICATEDON "NEW WORK KEY NOTES" RETAIN EXISTING CIRCUIT BREAKERS SERVING PUMPS AND BOILERS IN PLACE. UPDATEPANEL DIRECTORY AS REQUIRED AND MARK BREAKERS TO REMAIN AS SPARE.

EXISTING ELECTRICAL EQUIPMENT TO REMAIN SHOWN FOR REFERENCE PURPOSE ONLY.

EXISTING MECHANICAL EQUIPMENT TO REMAIN SHOWN FOR REFERENCE PURPOSE ONLY.

EXISTING PLYWOOD BACKBOARD TO REMAIN. CONTRACTOR REWORK/EXTEND BACKBOARD AS REQUIRED TOACCOMMODATE NEW EQUIPMENT.

1

NEW WORK KEY NOTES

APPROXIMATE LOCATION OF EXISTING ELECTRICAL PANEL "EP1" (WESTINGHOUSE) RATED FOR 120/208V-3Ø, 4W.CONTRACTOR TO REMOVE EXISTING 35A-3P BREAKER SERVING EXISTING PUMPS AND PROVIDE 60A-3PSUB-FEEDER CIRCUIT BREAKER TO SUIT NEW ELECTRICAL PANEL. UPDATE PANELBOARD DIRECTORY AS REQUIRED.REFER TO ONE LINE RISER DIAGRAM FOR ADDITIONAL INFORMATION.

PROPOSED LOCATION FOR NEW ELECTRICAL PANEL RATED FOR 60A, 120/208V-3Ø, 4W. CONTRACTOR TO FIELDVERIFY THAT PANEL LOCATION WILL MEET NEC CLEARANCE REQUIRED PRIOR INSTALLATION. REFER TOPANELBOARD SCHEDULED FOR ADDITIONAL INFORMATION.

PROPOSED LOCATION FOR PUMP VARIABLE FREQUENCY DRIVE (VFD) TO BE PROVIDED WITH PUMPS, WIRED ANDINSTALLED BY ELECTRICAL CONTRACTOR. INTERCONNECT WITH CORRESPONDING PUMP AND ELECTRICAL PANEL.

PROVIDE NEW PLYWOOD BACKBOARD PORTION IF REQUIRED TO ACCOMMODATE NEW WALL MOUNTEDEQUIPMENT. MATCH EXISTING.

PROVIDE 3/4" PLYWOOD BACKBOARD TO SUIT NEW ELECTRICAL PANEL. PLYWOOD SHALL BE FIRE RETARDANT 3/4"TYPE. PAINT ALL SIDE WITH TWO (2) COATS OF FIRE RETARDANT GRAY PAINT.

THERMOPLASTIC MOTOR DISCONNECT TOGGLE SWITCH TO SUIT IN-LINE PUMPS SUSPENDED FROM CEILING.CONTRACTOR TO INSTALL DISCONNECTS ON WALL OR ON UNISTRUT.

2

3

4

ER

DEMOLITION ABBREVIATIONEXISTING TO REMAIN (UNLESS OTHERWISE INDICATED, SHOWN FOR REFERENCE PURPOSE ONLY).

R

5

2

3

4

6

POLEDESCRIPTION

SERVICE:

RATINGS:

208Y/120V, 3 PHS/4-WIRE

NOTE

240V/60A MLO10,000 AIC

AMPTRIPAMPS POLE

7

119

531

8

1210

642

C

"EP5"

NO.CKT.

TYPCKT.

A B NO.CKT.

TYPCKT. DESCRIPTION

LOCATION:

MOUNTING:

NOTEAMPSAMPTRIP

SURFACE

BOILER ROOM

38 32 46

1111 113 20C11 112 21 20A

1. PANELBOARD SHALL BE CUTLER-HAMMER OR EQUAL WITH MAIN LUG.

4. UPGRADE WIRE SIZE AS REQUIRED TO MAINTAIN 3% MAXIMUM VOLTAGE DROP.

PROVIDE CB LOCK.32

NOTES:

6. CIRCUIT TYPE A: 120V, 3 WIRE IN CONDUIT OR MC CABLE.7. CIRCUIT TYPE B: 208V, 1Ø, 4 WIRE IN CONDUIT OR MC CABLE.8. CIRCUIT TYPE C: 208V, 3Ø, 5 WIRE IN CONDUIT OR MC CABLE.

5. TOTAL NEW CONNECTED LOAD: PHASE A - 38PHASE B - 32PHASE C - 46

}

SAFETY DISCONNECT/VFD TO BE PROVIDED BY MECHANICAL , WIRED AND INSTALLED BY ELECTRICAL CONTRACTOR.

14 KVA BASED ON 38 AMPS/PHASE

120 A5 51 20ABOILER (B-1) 120 A12 121 20A

PANELBOARD SCHEDULE

BOILER (B-2)13BOILER (B-3) 120 A1215SPARE 120 -0.017SPARE 120 -0.019SPARE 120 -0.021SPARE 120 -0.023SPARE 120 -0.0

14 0.01 20-16 0.01 20- SPARE18 0.01 20- SPARE20 0.01 20- SPARE22 0.01 20- SPARE24 0.01 20- SPARE

RE-CIRCULATING PUMP (RP-2) DOMESTIC WATER P. (DWP-2)

HOT WATER PUMP (HWP-2)HOT WATER PUMP (HWP-1)

RE-CIRCULATING PUMP (RP-1) DOMESTIC WATER P. (DWP-1)

20

20

3

1

C

A

11

ELECTRICAL ROOM

AREA OF WORK

EP1

120/208-3Ø

EP5

60A120/208-3Ø

60A-3P

1"C, 4#6, 1#10G

BOILER ROOM

LEGEND

EXISTING TO REMAIN

NEW ELECTRICAL PANEL

NEW FEEDER AND CONDUIT

NOTES:

1. ALL VALUES BASED ON COPPER CONDUCTORS.

2. FEEDER - UPGRADE WIRE TO MAINTAIN MAXIMUM OF 2%VOLTAGE DROP.

3. BRANCH CIRCUITS - UPGRADE WIRE TO MAINTAIN MAXIMUMOF 3% VOLTAGE DROP.

4. NUMBER OF WIRES SHALL BE DETERMINED WITH EQUIPMENTELECTRICAL NAMEPLATE CHARACTERISTICS.

5. WHERE NEUTRALS ARE REQUIRED, IT SHALL MATCH FEEDERCONDUCTOR SIZE.

CIRCUIT BREAKER

20 AMP30 AMP

60 AMP40,45,50 AMP

3/4"

CONDUIT SIZE

1"

1"

3/4"

COPPER CONDUCTORS

#12 + #12 GND

#8 + #10 GND#6 + #10 GND

#10 + #10 GND

CONDUCTOR ANDCONDUIT SIZING TABLE

(THWN/THHN)

EXISTING TO BE REMOVED. CONTRACTOR TO REMOVE ASSOCIATED COMPONENTS, WIRING ANDCONDUIT BACK TO SOURCE.

NOT TO SCALE

SPARE

Drawing Title:SILVER / PETRUCELLI + ASSOCIATES

silverpetrucelli.com

Architects / Engineers / Interior Designers

Revised By:Date:Description:Revision:Project Title:

11/15/2019

19.012

Date:

Scale:

Drawn By:

Project Number:

Drawing Number:

AS NOTED

32 Church StreetGuilford, CT 06437

Nathanael B. Greene Community Center

Boiler ReplacementTel. 203 230 9007 Fax. 203 230 8247One Post Hill Place, New London, CT 063203190 Whitney Avenue, Hamden, CT 06518-2340

Electrical Gen./Notesand Legend E102

SYMBOL LEGEND

- MANUAL MOTOR DISCONNECT WITH THERMAL OVERLOAD PROTECTION

ABBREVIATION

CKT-X- BRANCH CIRCUIT HOMERUN

STT

- AUTOMATIC TRANSFER SWITCH.ATS

- CONDUIT AND WIRE

- EXISTING ELECTRICAL PANELBOARD.

GENERAL DEMOLITION NOTES

GENERAL NOTESELECTRICAL SPECIFICATIONS

- FUSED SAFETY DISCONNECT SWITCH.

- VARIABLE FREQUENCY DRIVE.

- PUMP STARTER.

- EXISTING ELECTRICAL PANELBOARD CONNECTED TO GENERATOR.

- NEW ELECTRICAL PANELBOARD CONNECTED TO GENERATOR.

- EXISTING PLYWOOD BACKBOARD.

- NEW PLYWOOD BACKBOARD.

- VARIABLE FREQUENCY DRIVEVFD

- MAIN DISTRIBUTION PANEL.MDP

- MAIN DISCONNECT SWITCH. MDS- STORAGE WATER TANK.SWT

- UNIT HEATER.UH

SEPO - EMERGENCY POWER OFF SWITCH

ELECTRICAL GENERAL REQUIREMENTS

A. ALL WORK SHALL COMPLY WITH CONNECTICUT STATE BUILDING CODE ANDCONNECTICUT STATE FIRE SAFETY CODE AND SHALL BE ACCOMPLISHED IN A NEATAND WORKMAN LIKE MANNER.

B. MATERIAL & EQUIPMENT SHALL BE NEW UNLESS SPECIFICALLY NOTED OTHERWISE ANDSHALL BE LISTED BY UNDERWRITERS LABORATORIES.

C. SUBMITTALS:

1. SUBMIT PRODUCT DATA, SHOP DRAWINGS, RECORD DRAWINGS AND O&M MANUALSWHERE REQUIRED BY INDIVIDUAL SPECIFICATION SECTIONS.

2. SUBMIT THREE (3) COPIES TO OWNER.

D. ELECTRICAL INSTALLATION:

1. COORDINATE ELECTRICAL SYSTEMS, EQUIPMENT AND MATERIALS INSTALLATIONWITH OTHER BUILDING COMPONENTS. REFER ALL CONFLICTS TO ENGINEER BEFORECONTINUING WITH WORK.

2. INSTALL SYSTEMS TO PROVIDE MAXIMUM HEADROOM POSSIBLE UNLESS INDICATEDOTHERWISE.

3. INSTALL SYSTEMS LEVEL, PLUMB, PARALLEL AND PERPENDICULAR TO OTHERBUILDING SYSTEMS AND COMPONENTS.

4. INSTALL EQUIPMENT TO FACILITATE REPAIR, MAINTENANCE OR REPLACEMENT.5. PERFORM CUTTING AND PATCHING REQUIRED TO REMOVE AND REPLACE DEFECTIVE

WORK OR WORK NOT CONFORMING TO REQUIREMENTS OF CONTRACT DOCUMENTS.6. CONTRACTOR SHALL LEAVE THE ENTIRE ELECTRICAL SYSTEM IN PROPER WORKING

ORDER AND SHALL, WITHOUT ADDITIONAL CHARGE, REPLACE ANY WORK,MATERIALS, OR EQUIPMENT FURNISHED & INSTALLED BY HIM UNDER THIS WHICHDEVELOP DEFECTS, EXCEPT FROM NORMAL WEAR & TEAR, WITHIN ONE (1) YEARFROM DATE OF FINAL ACCEPTANCE BY OWNER.

RACEWAYS, BOXES AND FITTINGS

A. COMPONENTS AND INSTALLATION SHALL COMPLY WITH NFPA 70 & NEMA AND SHALLBE UL LISTED.

B. INTERIOR RACEWAYS SHALL BE ELECTRICAL METALLIC TUBING.

C. EXTERIOR RACEWAYS ABOVE GROUND SHALL BE RIGID METAL CONDUIT ORLIQUID-TIGHT FLEXIBLE METAL CONDUIT (MAX. LENGTH 5').

D. EXTERIOR RACEWAYS BELOW GROUND SHALL BE RIGID METAL CONDUIT OR SCHEDULE40 PVC.

E. USE RACEWAY FITTINGS COMPATIBLE WITH ASSOCIATED RACEWAY AND APPLICATION.

F. BOXES SHALL BE STEEL CONFORMING TO UL 514A AND NEMA OS1. FITTINGS SHALLCONFORM TO UL 514B.

BUILDING WIRE

A. WIRE SHALL COMPLY WITH UL 83 AND NEMA WC-5. CONNECTORS SHALL COMPLYWITH UL 486A.

B. CONDUCTORS SHALL BE COPPER AND INSULATION SHALL BE THHN/THWN.

C. INTERIOR WIRING SHALL BE BUILDING WIRE IN CONDUIT WHERE EXPOSED AND MC CABLEWHERE CONCEALED.

SUPPORTING DEVICES

A. SUPPORTS, HARDWARE AND FASTENERS SHALL BE PROTECTED WITH ZINC COATING.

B. SLEEVES SHALL BE SCHEDULE 40 GALVANIZED STEEL PIPE.

C. CONFORM TO MANUFACTURER'S RECOMMENDATIONS FOR SELECTION ANDINSTALLATION OF SUPPORTS AND CONFORM TO THE FOLLOWING:

1. SUPPORT INDIVIDUAL HORIZONTAL RACEWAYS BY SEPARATE PIPE HANGERS.2. SUPPORT RACEWAY WITHIN 1 FOOT OF ANY UNSUPPORTED BOX.

D. INSTALL SLEEVES IN CONCRETE SLABS AND WALLS, AND FIRE RATED WALLS ANDFLOORS. APPLY UL LISTED FIRE STOPPING MATERIAL WHERE REQUIRED.

ELECTRICAL IDENTIFICATION

A. PROVIDE EQUIPMENT IDENTIFICATION LABELS OF ENGRAVED PLASTIC LAMINATE FORMETER SOCKETS, PANELBOARDS & DISCONNECTS.

B. CONDUCTORS SHALL BE COLOR CODED IN ACCORDANCE WITH NFPA 70 AND ANSI A13.1.

C. PROVIDE TYPED PANELBOARD CIRCUIT DIRECTORY FOR EACH PANELBOARD.

D. PROVIDE UNDERGROUND WARNING TAPE FOR ALL BURIED ELECTRICAL SERVICES.

PANELBOARDS

A. PANELBOARDS SHALL BE 208/120 VOLT, 3 PHASE. USE CUTLER-HAMMER POW-R-LINE 1aOR EQUAL BY SIEMENS, SQUARE D OR GE.

B. REFER TO PANELBOARD SCHEDULES FOR ADDITIONAL REQUIREMENTS.

1. THE ELECTRICAL CONTRACTOR SHALL BE RESPONSIBLE FOR ALL WORK REQUIRED FOR A COMPLETE, FULLY OPERABLEINSTALLATION. ALL WORK TO BE DONE IN ACCORDANCE WITH THE LATEST APPROVED ISSUE OF THE NEC ANDAPPLICABLE LOCAL CODES.

2. THIS IS AN EXISTING BUILDING, WITH AN EXISTING SERVICE. THE ELECTRICAL CONTRACTOR SHALL VISIT THE SITE PRIOR TOSUBMITTING A BID TO ASCERTAIN FIELD CONDITIONS AS THEY EXIST AND JUDGE THEIR EFFECT ON THE WORK TO BE DONE.NO ALLOWANCE WILL BE MADE FOR FAILURE TO VISIT THE JOB SITE AND MAKE THIS DETERMINATION.

3. THE DRAWINGS SHOW THE GENERAL LAYOUT AND SOME OF THE DETAIL, BUT THEY DO NOT SHOW EVERY FITTING, BEND,ETC. ELECTRICAL CONTRACTOR SHALL PROVIDE ALL SUCH MATERIALS TO MAKE A COMPLETE INSTALLATION.

4. DO NOT SCALE DRAWINGS; ACTUAL FIELD MEASUREMENTS AND DIMENSIONS TAKE PRECEDENCE IN ALL CASES.

5. ALL WORK SHALL BE DONE IN ACCORDANCE WITH THE STANDARD GENERAL CONDITIONS OF THE CONSTRUCTIONCONTRACT, AIA DOCUMENT 201, LATEST EDITION.

6. ELECTRICAL CONTRACTOR SHALL INSTALL ALL EQUIPMENT IN ACCORDANCE WITH MANUFACTURERS INSTRUCTIONSAND/OR REQUIREMENTS FOR PROPER OPERATION AND MAINTENANCE.

7. ELECTRICAL CONTRACTOR SHALL GIVE OWNER SEVEN (7) DAYS ADVANCE NOTICE OF SHUTDOWNS. SHUTDOWNS TO BEKEPT TO A MINIMUM. AT NO TIME SHALL THE BUILDING/SPACE BE LEFT WITHOUT COMMERCIAL POWER IN FULL OPERATINGORDER.

8. ELECTRICAL CONTRACTOR SHALL BE RESPONSIBLE FOR TESTING OF ALL PHASES OF THE WORK AND TO DEMONSTRATETO OWNER THAT THE EQUIPMENT IS IN FULL OPERATING ORDER.

9. ELECTRICAL CONTRACTOR SHALL RESTORE ALL AREAS DISTURBED TO THEIR ORIGINAL CONDITION. ELECTRICALCONTRACTOR IS RESPONSIBLE FOR ALL CUTTING, PATCHING, PAINTING, CLEAN-UP, ELECTRICAL DEBRIS REMOVAL ANDGENERAL COORDINATION OF THE WORK EFFORT AS REQUIRED FOR THE INSTALLATION OF THE ELECTRICAL ITEMS OFWORK.

10. THE TERM "PROVIDE" SHALL MEAN TO FURNISH AND INSTALL IN COMPLETE WORKING ORDER.

11. THE SCOPE OF WORK IS AS SHOWN ON THE PLANS AND DETAILED IN THE SPECIFICATIONS.

12. ALL THE WIRE SIZES ARE BASED ON COPPER, ALUMINUM IS NOT TO BE USED.

13. ALL WIRING METHODS ARE TO BE IN ACCORDANCE WITH THE CURRENT ISSUE OF THE NATIONAL ELECTRICAL CODE, ANDAPPLICABLE LOCAL CODES. ALL WIRING IS TO BE IN CONDUIT, UNLESS SPECIFICALLY NOTED OTHERWISE. ALL WIRING ISTO BE CONCEALED.

14. PROVIDE INDEPENDENT SEISMIC SUPPORT OF ALL ELECTRICAL EQUIPMENT PER INTERNATIONAL BUILDING CODE.

15. ELECTRICAL CONTRACTOR SHALL SECURE ALL PERMITS AND PAY FOR ALL REQUIRED FEES, INCLUDING ALL UTILITY FEES.

16. ELECTRICAL CONTRACTOR SHALL WARRANT AND GUARANTEE ALL MATERIALS AND WORKMANSHIP FOR A PERIOD OF ONE(1) YEAR FROM THE DATE OF FINAL ACCEPTANCE BY THE OWNER.

17. ELECTRICAL CONTRACTOR SHALL PROVIDE PROOF OF LIABILITY AND PROPERTY INSURANCE TO THE OWNER, ALLDEDUCTIBLES SHALL BE PAID FOR BY THE ELECTRICAL CONTRACTOR IN THE EVENT OF A CLAIM.

18. PERSONNEL SAFETY IS OF PRIME IMPORTANCE. NO HAZARDOUS CONDITION MUST BE ALLOWED. EVERY CARE MUST BETAKEN TO PROTECT CONSTRUCTION AND OTHER PERSONNEL. CLEANUP IS TO BE DONE ON A DAILY BASIS. ELECTRICALCONTRACTOR TO REMOVE AND DISPOSE OF REFUSE FROM SITE.

19. ELECTRICAL CONTRACTOR SHALL PROVIDE SHOP DRAWINGS FOR APPROVAL FOR ALL EQUIPMENT, WIRING, CONDUIT,DISCONNECT, ETC.

20. COORDINATE EXACT PLACEMENT OF EQUIPMENT WITH MECHANICAL PLANS, MAKE FIELD ADJUSTMENTS AS REQUIRED TOAVOID CONFLICTS, VERIFY WITH OWNER.

21. ELECTRICAL CONTRACTOR TO COORDINATE WITH MECHANICAL CONTRACTOR FOR ITEMS SUPPLIED BY THEMECHANICAL/OTHER DIVISIONS BUT INSTALLED BY THE ELECTRICAL CONTRACTOR. ELECTRICAL CONTRACTOR TO REVIEWALL THE PLANS FOR THE PROJECT FOR ELECTRICAL WORK.

22. ELECTRICAL CONTRACTOR TO VERIFY ALL EQUIPMENT POWER NEEDS WITH THE ACTUAL SHOP DRAWINGS FOR THEEQUIPMENT TO BE USED, PRIOR TO STARTING ANY ELECTRICAL WORK.

23. SPECIFICATION SECTIONS, GENERAL CONDITIONS, SUPPLEMENTAL GENERAL CONDITIONS AND DRAWINGS ARE INTEGRALPARTS OF CONTRACT DOCUMENTS.

24. ALL ELECTRICAL PENETRATIONS TO BE FIREPROOFED TO MAINTAIN INTEGRITY OF FIRE WALLS/FLOORS/CEILINGS.

25. PROVIDE LAMICOID NAMEPLATES FOR ALL ELECTRICAL DISTRIBUTION AND DISCONNECT EQUIPMENT.

26. THE DISPOSAL OF ALL UNUSED EXISTING ELECTRICAL EQUIPMENT REMOVED IS A PART OF THE SCOPE OF WORK. THEELECTRICAL CONTRACTOR SHALL DISPOSE OF ALL SUCH EQUIPMENT, INCLUDING HAZARDOUS PCB CONTAININGBALLASTS, IN A MANNER CONSISTENT WITH STATE OF CT. DEPARTMENT OF ENVIRONMENTAL PROTECTION REGULATIONS,CURRENT ISSUE.

27. SHARED NEUTRALS ARE NOT TO BE USED. PROVIDE SEPARATE NEUTRALS FOR ALL CIRCUITS.

28. PRIOR TO SUBMISSION OF BIDS, GIVE WRITTEN NOTICE TO ENGINEER OF ANY MATERIAL OR APPARATUS THAT ISINADEQUATE, UNSUITABLE FOR THE USE, IN VIOLATION OF LAWS, ORDINANCES, RULES, CODES OR ANY REGULATIONS OFAUTHORITIES HAVING JURISDICTION OR ANY NECESSARY ITEMS OF WORK THAT HAS BEEN OMITTED. CONTRACTORAFFIRMS THAT ABSENT SUCH NOTICE, ALL SYSTEMS WILL FUNCTION SATISFACTORILY WITHOUT ADDITIONAL EXTRACOMPENSATION.

29. ALL PART NUMBERS ARE PROVIDED FOR THE CONVENIENCE OF THE CONTRACTOR. THEY ARE NOT TO BE CONSIDEREDTHE COMPLETE SPECIFICATION OF THE PRODUCT. THE PART NUMBER AND DESCRIPTION WILL BE THE COMPLETESPECIFICATION. IN THE EVENT OF A DISCREPANCY BETWEEN THE TWO (2), THE MORE STRINGENT, MORE COSTLYFEATURE/PERFORMANCE WILL BE REQUIRED.

30. FOR ALL GRADE LEVEL HVAC EQUIPMENT, THE ELECTRICAL CONTRACTOR SHALL SUPPLY A GFCI WP, 20A RECEPTACLEFOR EQUIPMENT SERVICING. ALL DISCONNECT SWITCHES ARE TO BE HEAVY DUTY, FUSED, WEATHER PROOF (WP)DEVICES.

31. NO LOW VOLTAGE WIRING SHALL BE PERMITTED IN THE SAME RACEWAY AS POWER WIRING.

32. PROVIDE DRAG LINES IN ALL EMPTY RACEWAYS.

33. CIRCUIT NUMBERS ARE INDICATED FOR INTENT ONLY. THE ELECTRICAL CONTRACTOR SHALL ADJUST ACCORDINGLY INTHE FIELD, TO BALANCE CIRCUITS EVENLY ON ALL PHASES.

34. REFER TO MECHANICAL DRAWINGS FOR THE EXACT LOCATION AND MOUNTING HEIGHTS OF ALL EQUIPMENT ANDOUTLETS.

35. MINIMUM CONDUCTOR SIZE, UNLESS OTHERWISE NOTED SHALL BE #12 FOR ALL BRANCH CIRCUIT RUNS UP TO THE FIRSTOUTLET; OVER 100 FEET, #10; OVER 150 FEET, #8; INCREASE CONDUIT SIZE TO SUIT.

36. ELECTRICAL CONTRACTOR TO VERIFY LOADS, SETTINGS, OVERCURRENT PROTECTION, ETC. TO INSURE COMPATIBILITY OFEQUIPMENT.

37. NO PENETRATIONS ARE ALLOWED INTO STAIR ENCLOSURES EXCEPT AS REQUIRED FOR SERVICES UTILIZED IN THE STAIR.

38. REPAIR AND REPLACE AT NO COST TO OWNER ALL EQUIPMENT AND MATERIALS DAMAGED DURING CONSTRUCTION.

39. ELECTRICAL CONTRACTOR SHALL COORDINATE ALL DEMOLITION WITH BASE BUILDING ELECTRICIAN.

40. APPEARANCE OF ALL VISIBLE FEATURES IS OF SPECIAL IMPORTANCE IN OCCUPIED AREAS. LOCATION SHOWN ONDRAWINGS IS DIAGRAMMATIC AND NOT INTENDED TO DETERMINE EXACT LOCATION. CONTACT ARCHITECT TO REVIEWFINAL LOCATIONS PRIOR TO INSTALLATION. FAILURE TO DO SO MAY RESULT IN REQUIREMENT TO RELOCATE.

41. PRODUCTS SHALL NOT BE INSTALLED IN PROMINENT LOCATIONS UNLESS NO ALTERNATIVE EXISTS. ITEMS SHALL BECENTERED ON WALL OR CEILING TREATMENT AND ON ONE ANOTHER AS APPLICABLE. THIS INCLUDES BUT IS NOTLIMITED TO ACCESS PANELS, LIGHTING FIXTURES, SWITCHES, THERMOSTATS, FIRE ALARM DEVICES, EXIT SIGNS,ELECTRICAL PANELS, AND ANNUNCIATOR PANELS OF ANY KIND.

42. ELECTRICAL CONDUITS & BOXES SHALL BE CONCEALED IN WALLS OR ABOVE CEILINGS WHEREVER POSSIBLE.

43. ALL INSTALLATIONS ON NEW WALLS SHALL BE FULLY RECESSED. INSTALLATIONS ON EXISTING MASONRY WALLSSHALL BE RUN WITH SURFACE WIREMOLD RACEWAY PAINTED TO MATCH WALL FINISH AND SURFACE BOXES.INSTALLATIONS ON EXISTING STUD WALLS SHALL CUT IN OLD-WORK STYLE BOXES AND FISH WIRING IN WALL CAVITY.

1. ELECTRICAL DEMOLITION TO BE SUPERVISED BY LICENSED ELECTRICAL CONTRACTOR. EACH CIRCUIT SHALL BE VERIFIED"COLD" & DISCONNECTED FROM ELECTRICAL SOURCE PRIOR TO COMMENCING REMOVAL.

2. REMOVE EXISTING ELECTRICAL EQUIPMENT & MATERIALS AS REQUIRED TO ACCOMMODATE MECHANICAL WORK AND ASSPECIFICALLY NOTED ON THE DEMOLITION DRAWINGS.

3. ALL MATERIALS BEING REMOVED SHALL BE HANDLED IN A MANNER COMPLYING WITH ALL PERTINENT LAWS, CODES ANDENVIRONMENTAL REGULATIONS.

4. WHERE ELECTRICAL EQUIPMENT & DEVICES ARE BEING REMOVED, COORDINATE AND FIELD VERIFY IF BRANCH CIRCUITFEEDS THROUGH TO EQUIPMENT/DEVICES TO REMAIN. BRANCH CIRCUITS SHALL BE SPLICED OR RELOCATED TO MAINTAINCONTINUATION OF SERVICES.

5. WHERE EXISTING DEVICES ARE REMOVED & NO NEW DEVICES ARE INSTALLED IN THE SAME LOCATION, REMOVE ALLWIRING FROM BOX & PROVIDE PROPERLY SIZED BLANK COVER PLATE.

6. ALL REMOVED COMPONENTS SHALL BE LEGALLY DISPOSED OF BY CONTRACTOR UNLESS SPECIFICALLY NOTEDOTHERWISE.

7. ELECTRICAL COMPONENTS SHOWN ON THE DEMOLITION DRAWINGS, AND THE ASSOCIATED CONDUIT, WIRE & BOXES ARETO BE REMOVED AND DISPOSED OF UNLESS SPECIFICALLY NOTED OTHERWISE.