SHEETNUMBER SHEET TITLE

MECHANICAL DRAWING INDEX

. . . . . .

TOTAL: 8 . . .

M0.0 MECHANICAL INDEX, LEGEND AND NOTES

01/20

/2020

BID

SET

ISSUED FOR REFERENCE ONLYISSUED FOR CONSTRUCTION

LOCATION: GREELEY, CO

ALTITUDE: 4700 FT

DENSITY RATIO: 0.842

ASHRAE

CLIMATE ZONE: 5B

OUTDOOR CONDITIONS: SUMMER DESIGN DB = 95 °F

COINCIDENT WB = 64 °F

WINTER DESIGN DB = -10 °F

INDOOR CONDITIONS: SUMMER DESIGN DB = 75 °F

WINTER DESIGN DB = 70 °F

CODES: 2018 INTERNATIONAL BUILDING CODE

2018 INTERNATIONAL MECHANICAL CODE

2018 INTERNATIONAL PLUMBING CODE

2018 IECC

ALL APPLICABLE LOCAL AMENDMENTS

VENTILATION: PER ASHRAE 62.1 AND 2018 IMC.

ENVELOPE

CHARACTERISTICS: REFERENCE ARCHITECTURAL PLANS.

DESIGN DATA

SECTION REFERENCE NUMBER.SECTION SHEET NUMBER

WORK NOTE DESIGNATION.

EQUIPMENT DESIGNATION.

PIPE ANCHOR,ALIGNMENT GUIDE

DUCT TRANSITION

COMBINATION FIRE/SMOKE DAMPER.

HUMIDITY SENSOR

TEMPERATURE SENSOR.

CHECK VALVE

PIPE CAP, BLIND FLANGE

PIPE DOWN AND PIPE TEE DOWN

PIPE UP AND PIPE TEE UP

PRESSURE REDUCING VALVE

BALANCING VALVE

A 8"Ø200

ALL SYMBOLS IN LEGEND MAY NOT BE USED ON THIS PROJECT.

MECHANICAL LEGEND

ABBREVIATIONS

SHEET METAL FITTINGS AND EQUIPMENT

PIPING DESIGNATIONS AND FITTINGS

HEATING WATER SUPPLY

HEATING WATER RETURN

HEAT RECOVERY SUPPLY

HEAT RECOVERY RETURN

CHILLED WATER SUPPLY

CHILLED WATER RETURN

CONDENSER WATER SUPPLY

CONDENSER WATER RETURN

LOW PRESSURE STEAM

STEAM (CONDENSATE) RETURN

REFRIGERANT LIQUID

REFRIGERANT SUCTION

REFRIGERANT HOT GAS

CONDENSATE DRAIN

PUMPED CONDENSATE DRAIN

RADIANT HEATING

SNOWMELT

ARROW IN LINE INDICATES

DIRECTION OF FLOW

HWS

HWR

HRS

HRR

CHWS

CHWR

CWS

CWR

LPS

LPR

RL

RS

RHG

CD

PCD

RH

AD ACCESS DOORAFF ABOVE FINISH FLOORAFMS AIR FLOW MEASURING STATIONAFUE ANNUAL FUEL UTILIZATION

EFFICIENCYAHU (AH) AIR HANDLING UNITAP ACCESS PANELBAS BUILDING AUTOMATION SYSTEMBOD BOTTOM OF DUCTBOP BOTTOM OF PIPEBHP BRAKE HORSE POWERBMS BUILDING MANAGEMENT SYSTEMBTU BRITISH THERMAL UNITCFH CUBIC FEET PER HOURCFM CUBIC FEET PER MINUTECO CARBON MONOXIDECO2 CARBON DIOXIDECOP COEFFICIENT OF PERFORMANCECU CONDENSING UNITCV CONSTANT VOLUMECWP CONDENSER WATER PUMPDB DRY BULB TEMPERATUREdB DECIBELDDC DIRECT DIGITAL CONTROLDN DOWNDP DIFFERENTIAL PRESSUREDS DUCT SUMPDX DIRECT EXPANSION(E) EXISTINGEA EXHAUST AIREAT ENTERING AIR TEMPERATUREEER ENERGY EFFICIENCY RATIOEFF EFFICIENCYESP EXTERNAL STATIC PRESSUREET EXPANSION TANKEWT ENTERING WATER TEMPERATURE°F DEGREES FAHRENHEITFCU (FC) FAN COIL UNIT

FLA FULL LOAD AMPSFPM FEET PER MINUTEFPS FEET PER SECONDFT FEETGAL GALLONSGPH GALLONS PER HOURGPM GALLONS PER MINUTEHD HEADHP HORSE POWERHR HOURHZ HERTZIN INCHI.E. INVERT ELEVATIONKW KILOWATTKWH KILOWATT-HOURLAT LEAVING AIR TEMPERATURELBS POUNDSLF LINEAR FEETLWT LEAVING WATER TEMPERATUREMAT MIXED AIR TEMPERATUREMBH 1000 BRITISH THERMAL UNITS PER

HOURMCA MINIMUM CIRCUIT AMPSMERV MINIMUM EFFICIENCY REPORTING

VALUEMOCP MAXIMUM OVER CURRENT

PROTECTIONNA NOT APPLICABLENC NORMALLY CLOSEDNFPA NATIONAL FIRE PROTECTION

ASSOCIATIONNIC NOT IN CONTRACTNO NORMALLY OPENNPSHA NET POSITIVE SUCTION HEAD

AVAILABLENPSHR NET POSITIVE SUCTION HEAD

REQUIREDOA OUTSIDE AIR

P PUMPPCF POUND PER CUBIC FOOTPD PRESSURE DROPPH PHASEPPM PARTS PER MILLIONPRV PRESSURE REDUCING VALVEPSI POUND PER SQUARE INCHPSIA POUND PER SQUARE INCH ABS.PSIG POUND PER SQUARE INCH GAUGERA RETURN AIRRH RELATIVE HUMIDITYRPM REVOLUTIONS PER MINUTERTU ROOFTOP UNITSEER SEASONAL ENERGY EFFICIENCY

RATIOSA SUPPLY AIRSP STATIC PRESSURESQ FT SQUARE FEETTAB TESTING AND BALANCINGTDH TOTAL DEVELOPED HEADTEL TOTAL EQUIVALENT LENGTHTSP TOTAL STATIC PRESSURETYP TYPICALUNO UNLESS NOTED OTHERWISEUV ULTRA VIOLETV VOLTVAV VARIABLE AIR VOLUMEVD VOLUME DAMPER (MANUAL)VFD VARIABLE FREQUENCY DRIVEVTR VENT THRU ROOFWB WET BULB TEMPERATUREWC WATER COLUMNWPD WATER PRESSURE DROP(N) NEW(E) EXISTING(F) FUTURE(REL) RELOCATED

EFX

DUCT TRANSITION

SQUARE TO ROUND DUCT TRANSITION

#

ISOLATION VALVE

AIRFLOW - SUPPLY

AIRFLOW - RETURN OR EXHAUST

MANUAL VOLUME DAMPER

MANUAL VOLUME DAMPER WITH REMOTE OPERATION

FIRE DAMPER.

SMOKE DAMPER.

MOTORIZED CONTROL DAMPER

##@-###

DEMOLITION NOTE DESIGNATION.

POINT OF CONNECTION.NEW TO EXISTING

AIR DEVICE DESIGNATION

EXISTING DUCTWORK / PIPING TO REMAIN

EXISTING DUCTWORK / PIPING TO BE REMOVED.

NECK SIZE

DEVICE TYPE

AIRFLOW

RETURN AIR GRILLE

SUPPLY AIR DIFFUSER

EXHAUST AIR GRILLE

SUPPLY DUCT UP

SUPPLY DUCT DOWN

RETURN DUCT UP

RETURN DUCT DOWN

EXHAUST DUCT UP

EXHAUST DUCT DOWN

LINEAR SLOT DIFFUSER

SYMBOLS AND DESCRIPTIONS

TEMPERATURE TRANSMITTER

CARBON MONIXIDE SENSOR.

CARBON DIOXIDE SENSOR.

INDOOR AIR QUALITY SENSOR.

#

FS

F

S

M

TWO-WAY CONTROL VALVE

THREE-WAY CONTROL VALVE

TEST PORT, UNION

THERMOMETER, PRESSURE GAUGE

WELL, MANUAL AIR VENT

STRAINER

PLUG VALVE

SM

A 4FL/8"Ø200 LINEAR SLOT DESIGNATION

SLOT LENGTH

AX-XX-H TERMINAL UNIT TAG

AHU OR MAU DESIGNATIONBOX DESIGNATIONREHEAT DESIGNATION

REB200 REBALANCE EXISTING DIFFUSER

DYNAMIC VALVE

X" PIPE TYPE (XXX)

XXX = GPM OF FLOW FOR PIPING

PIPING NOTATION

OCCUPANCY SENSOR.

MECHANICAL GENERAL NOTES

1. DRAWINGS AND SPECIFICATIONS ARE COMPLIMENTARY. WHATEVER IS CALLED FOR IN EITHER IS BINDING AS THOUGH CALLED FOR INBOTH.

2. ALL WORK SHALL CONFORM WITH ALL APPLICABLE BUILDINGS CODES, FIRE CODES, AND ALL AUTHORITIES HAVING JURISDICTION.

3. THE EQUIPMENT SPECIFIED ON THE DRAWINGS HAVE BEEN SELECTED AS THE BASIS OF DESIGN. THE USE OF REVIEWED OR SPECIFIEDEQUALS SHALL BE COORDINATED BY THE CONTRACTOR FOR SPACE REQUIREMENTS, EQUIPMENT DIMENSIONS, AND PERFORMANCE.

4. DRAWINGS ARE DIAGRAMMATIC AND SHOW THE GENERAL DESIGN INTENT, ARRANGEMENT, AND GENERAL EXTENT OF SYSTEMS. DO NOTSCALE DRAWINGS NOR USE AS SHOP DRAWINGS. WHERE ALTERNATIVE ROUTING, OFFSETS, AND TRANSITIONS ARE REQUIRED FOR FIELDCOORDINATION OF ALL OTHER TRADES, THIS CONTRACTOR SHALL FIELD COORDINATE WITH ALL OTHER TRADES, AND SHALL MAKECHANGES WITHOUT ADDITIONAL COSTS.

5. CONTRACTOR SHALL CLOSELY COORDINATE NEW MECHANICAL WORK WITH ALL NEW AND EXISTING MECHANICAL, PLUMBING,ELECTRICAL, FIRE PROTECTION, ARCHITECTURAL, AND STRUCTURAL MEMBERS. RELOCATE EXISTING MECHANICAL, PLUMBING AND FIREPROTECTION WORK AS REQUIRED TO ACCOMMODATE ALL NEW WORK (ARCHITECTURAL, STRUCTURAL, MECHANICAL, ELECTRICAL,PLUMBING, FIRE PROTECTION, FIRE ALARM, LOW VOLTAGE, A/V, ETC.

6. ALL EQUIPMENT SHALL BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S RECOMMENDATION UNLESS SPECIFICALLY DIRECTEDOTHERWISE.

7. COORDINATE ALL DIFFUSER AND GRILLE LOCATIONS WITH ARCHITECTURAL REFLECTED CEILING PLANS, FIRE PROTECTION ANDELECTRICAL DRAWINGS.

8. INSTALL CONDENSATE DRAINS FOR ALL COOLING COILS WITH TRAP DEPTH EQUAL TO 1.5 TIMES THE UNIT'S TOTAL STATIC PRESSURE.DISCHARGE CONDENSATE TO FLOOR SINK/FLOOR DRAIN UNLESS NOTED OTHERWISE.

9. ALL ROOF WORK SHALL BE PER THE ROOFING MANUFACTURE'S INSTALLATION INSTRUCTIONS TO MAINTAIN THE EXISTING ROOFWARRANTY.

10. CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATION AND INSTALLING SLEEVES, INSERTS AND SUPPORTS AS REQUIRED FOR THISSCOPE OF WORK AND/OR CORE DRILL REQUIREMENTS. COORDINATE WITH GENERAL CONTRACTOR AND STRUCTURAL ENGINEER ASREQUIRED.

11. CONTRACTOR SHALL FIELD VERIFY ALL MECHANICAL ITEMS PRIOR TO SUBMITTING A BID.

12. PROVIDE ACCESS PANELS IN HARD CEILINGS FOR ACCESS TO ALL MECHANICAL EQUIPMENT, FIRE DAMPERS, FIRE/SMOKE DAMPERS,ISOLATION VALVES, ETC. THIS SHALL INCLUDE ALL NEW MECHANICAL ITEMS REQUIRING ACCESS.

13. PROVIDE REDLINE MARKUPS OF ANY FIELD CHANGES OR MODIFICATIONS ON THE CONSTRUCTION DOCUMENTS. REDLINE DRAWINGSSHALL BE REQUIRED WHETHER COORDINATION DRAWINGS ARE REQUIRED OR NOT.

14. THE MECHANICAL DIAGRAMS SHALL BE INCORPORATED INTO THE ASSOCIATED WORK AND PROVIDE GENERAL GUIDANCE AS TO THEINSTALLATION INTENT WHETHER REFERENCED TO OR NOT. IT IS THE CONTRACTOR'S RESPONSIBILITY TO PROVIDE ALL NECESSARYCOMPONENTS FOR A COMPLETE INSTALLATION, AND INSURE THAT ALL INSTALLATIONS ARE IN ACCORDANCE WITH THE EQUIPMENT'SMANUFACTURER'S WRITTEN INSTALLATION INSTRUCTIONS.

15. COORDINATE AND VERIFY ACTUAL APPROVED EQUIPMENT DIMENSIONS PRIOR TO POURING CONCRETE EQUIPMENT PADS.

REL200 RELOCATE AND REBALANCE EXISTING DIFFUSER

M0.1 MECHANICAL SCHEDULESM0.2M0.3 MECHANICAL DIAGRAMS

M1.0 MAIN FLOOR PLAN - MECHANICALM2.0 ROOF PLAN - MECHANICAL

M0.4 MECHANICAL DIAGRAMSM0.5 MECHANICAL SPECIFICATIONS

MECHANICAL SCHEDULES

8

01/24

/2020

PERM

IT SE

T

1039

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UNIT

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OR, C

O 80

550

(970

) 460

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CE.C

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X, LE

GEND

AND

NOT

ESM0

.0

01/24/2020

1039

MAI

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UNIT

GW

INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OMME

CHAN

ICAL

SCH

EDUL

ESM0

.1

01/24/2020

1039

MAI

N ST

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UNIT

GW

INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OMME

CHAN

ICAL

SCH

EDUL

ESM0

.2

01/24/2020

1M0.3N.T.S.

2M0.3N.T.S.

OVER 120" LONG

MEDI

UM P

RESS

URE

SUPP

LY D

UCT

24" TO 120" LONG(MAXIMUM)

NOTES:

1. PROVIDE STRAIGHT DUCT OF STANDARD INLET SIZE FOR A MINIMUM OFTHREE TIMES THE DUCT DIAMETER AND A MAXIMUM LENGTH OF 120".

2. FLEX DUCT AT INLET CONNECTION IS NOT ACCEPTABLE.

3. PROVIDE STRAIGHT DUCT OF INCREASED INLET DUCT SIZE FOR LENGTHSOVER 120".

4. PROVIDE 45° ENTRY OR 45° LEAD IN AT EACH CONNECTION TORECTANGULAR MEDIUM PRESSURE DUCTWORK PER SMACNA (3RDEDITION) FIGURE 4-6.

5. PROVIDE CONICAL SADDLE TAP OR TEE AT EACH CONNECTION TOROUND OR OVAL MEDIUM PRESSURE DUCTWORK PER SMACNA (3RDEDITION) FIGURE 3-6.

6. PROVIDE STRAIGHT DUCT OF STANDARD INLET SIZE FOR THREE TIMESTHE DUCT DIAMETER OR A MINIMUM OF 24".

VAV BOX(TYP)

CONCENTRICREDUCER (TYP)

4"Ø

6"Ø

8"Ø

24"x16"

16"Ø

14"Ø

12"Ø

10"Ø

18"Ø

26"x16"

16"Ø

14"Ø

12"Ø

10"Ø

8"Ø

6"Ø

INCREASEDINLET DUCT

SIZE

STANDARDINLET DUCT

SIZE

VAV TERMINAL UNIT INLET CONDITIONS 4M0.3N.T.S.

1

24 5

6

3

LINED DISCHARGE DUCT,SEE PLANS FOR SIZE

TYPICAL VAV BOX

SEE TERMINAL UNIT INLETCONDITIONS DIAGRAM FOR

INLET REQUIREMENTS

TYPICAL SUPPLY DUCT

MINIMUM 24" SERVICECLEARANCE IN FRONT

OF CONTROLLER

NOTES:

1. INSTALL TERMINAL UNIT WITHIN 2'-0" OF FINISHEDCEILING FOR ACCESS.

2. SAME CLEARANCE AND INLET REQUIREMENTS APPLYFOR TERMINAL UNITS WITHOUT HEAT.

VAV TERMINAL UNIT WITH ELECTRIC REHEAT COIL

CEILING DIFFUSER INSTALLATION

DIFFUSER / REGISTER

INSULATED SQUARE TOROUND ADAPTER

WHERE REQUIRED

EQUAL TO OR GREATERTHAN DIAMETER OFFLEXIBLE DUCT

MAXIMUM 6'-0" LONGFLEXIBLE DUCT (TYP.)

STAINLESS STEEL BANDOR NYLON STRAP (TYP.)

MIN 3" WIDE SHEETMETAL STRAP

NOTES:

1. EXHAUST AIR REGISTERS SIMILAR WITH RIGID

DUCT IN LIEU OF FLEX.

2. FOR CEILING SPACES WITHOUT CLEARANCE

FOR PROPER BEND AT FLEX DUCT, PROVIDE

FULL SIZE INSULATED SHEET METAL ELBOW

WITH TURNING VANES FOR SIDE

CONNECTION TO DUCTWORK.

VAV BOX CONTROL LOGIC

MINIMUMAIRFLOWSETPOINT

MAXIMUMHEATINGAIRFLOWSETPOINT

MAXIMUMSUPPLY AIR

TEMPERATURE

MAXIMUM COOLINGAIRFLOW SETPOINT

HEATING LOOP DEAD

BAND

COOLING LOOP

NOTES:

1. REFERENCE SPECIFICATION FOR COMPLETEVAV BOX SEQUENCE OF OPERATION.

3M0.3N.T.S.

1039

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INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OMME

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DIA

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SM0

.3

01/24/2020

WATERTIGHT GASKETALL AROUND

UNIT CASING

COUNTERFLASHINGWITH DRIP

FACTORY SUPPLIEDROOF CURB WITH FIELDSUPPLIED RIGIDINSULATION

PRESSURE TREATEDCANT STRIP ALL AROUND

ROOF INSULATION

ROOFING FELT

ROOF STRUCTURE

HARDWOOD OR STEELSHIMS BETWEEN ROOFDECKING AND SUPPORTSTRUCTURE

WOOD NAILER (SUPPLIEDWITH CURB)

ROOF INSULATION

2 LAYERS 5/8" GYP. BOARD

NOTES:

1. ROOFING MEMBRANE TO BE FLASHED WATERTIGHT TO THE CURB (BYGENERAL CONTRACTOR).

2. CUTTING OF THE ROOF ASSEMBLY TO ACCOMMODATE DUCTPENETRATIONS SHALL BE THE RESPONSIBILITY OF THE GENERALCONTRACTOR.

3. SEAL ALL AROUND BETWEEN DUCT(S) AND GYPSUM BOARD WITH ANAPPROVED ACOUSTIC SEALANT (BY GENERAL CONTRACTOR).

4. SEAL AROUND FULL PERIMETER OF CURB / GYPSUM BOARD INTERFACEWITH AN APPROVED ACOUSTIC SEALANT (BY GENERAL CONTRACTOR).

RTU ROOF CURB

PITCH TO OUTSIDE

ACCESS DOOR HALF HEIGHT OFDUCT, 12"x12" MINIMUM (UNLESSOTHERWISE SHOWN ON PLANS)

INSULATE ALL EXPOSED PARTSOF LOUVER PLENUM WITH 2"RIGID BOARD INSULATION IFASSOCIATED DUCTWORK ISINSULATED

CAULK ALL AROUND

LOUVER(PROVIDEDBY ARCH)

1/2" BIRDSCREEN

SEAL AND CAULK ALL AROUND

LOUVER CONNECTION 1M0.4N.T.S.

2M0.4N.T.S.

MNOTES:

1. MAN BARS IN STEEL BAR OR ANGLE FRAME SCREWEDTO THE WALL FRAMING AT DUCT OPENING.

2. MAN BARS REQUIRED FOR DUCT OPENINGS GREATERTHAN 96 SQ. INCHES, UNLESS ONE DIMENSION IS LESSTHAN 6 INCHES, THAT PENETRATE PARTITION TYPES A2,A3, A6, A6A, A6B, A7, 8, 9, ROOF PENETRATIONS, ANDEXTERIOR WALL PENETRATIONS.

3. IF CODE REQUIRES THE INSTALLATION OF A FIREDAMPER, INTEGRITY OF MAN BARS SHALL BEMAINTAINED.

4. MAN BARS REQUIRED FOR DUCT OPENINGS GREATERTHAN 96 SQ. INCHES THAT PENETRATE PARTITION TYPEA5, IN FIELD OFFICES ONLY, IF ROOM HAS KEY PAD ORHIGH SECURITY LOCK (X-10 OR S&G).

SHEET METAL DUCTFILLET WELD STEEL RODSAT INTERSECTIONS ANDWHERE THEY MEETFRAME

1 14" x 14" STEEL BAR ORANGLE FRAME (SIZED TOFIT INSIDE SHEET METALDUCT)

12" DIA. SMOOTH STEEL

RODS @ 6" O.C. EACH WAY

16 GA. METAL STUDFRAMING SURROUND ATDUCT OPENING (ALL SIDES)

STEEL SCREWS (TACK WELDSCREW HEADS TO FRAME AFTERINSTALLATION OF MAN BARS INDUCTWORK.

NON-SECURE SIDE SECURE SIDE

NOTES:

DUCTS OVER 96 SQ. INCHES THAT PENETRATE THEPERIMETER WALL MUCH HAVE 12" MAN BARES INSTALLEDAT THE POINT OF ENTRY. MAN BARS SHALL BE SPACEDAND WELDED AT 6" O.C.C EACH WAY (SEE MAN BARDETAIL). DUCTS WITH ANY DIMENSIONS LESS THAN 6" DONOT REQUIRED MAN BARS. A 12"x12" INSPECTION PORTAND ACCESS HATCH MUST BE INSTALLED ON THESECURE SIDE OF THE PARTITION. ENSURE ACCESSHATCH OPENS A MINIMUM OF 90 DEGREES AND IS NOTOBSTRUCTED. COORDINATE LOCATION WITH CEILINGGRID, LIGHTS, PIPES, CONDUITS, AND OTHER DUCTS,ETC.

ACCESS HATCH

SHEET METAL DUCT

TERMINATE DUCTINSULATION AT WALLOPENING, CAULK SHOULDBE APPLIED TO SHEETMETAL DUCT & GWB

MAN BARS IN STEEL BAROR ANGLE FRAMESCREWED TO THE WALLFRAMING AT DUCTOPENING

SEALANT ALL AROUND DUCTOPENING, BOTH ENDS.

16 GA. MTL STUD FRAMING ALLAROUND DUCT PENETRATION.

MAN BARS 3M0.4N.T.S.

MAN BAR SECTION 4M0.4N.T.S.

1039

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INDS

OR, C

O 80

550

(970

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SM0

.4

01/24/2020

MECHANICAL DUCT SYSTEM NOTES

1. DUCT SIZES AS INDICATED ON THE DRAWINGS ARE OUTSIDE SHEET METAL DIMENSIONS. WHERE DUCT LINER IS USED THE DUCTWORKDIMENSIONS ACCOMMODATE THE DUCT LINER.

2. CONTRACTOR SHALL CONSTRUCT AND INSTALL DUCTWORK PER SMACNA STANDARDS.

3. EXHAUST DUCTWORK CONNECTED TO FUME EXHAUST HOODS AND EXHAUST GRILLES SHALL HAVE WELDED SEAMS AND EITHER WELDEDOR FLANGED JOINTS. FLANGED JOINTS SHALL BE WATERTIGHT WITH EPDM GASKETS. SLOPE DUCTWORK BACK TOWARDS HOOD/EXHAUSTGRILLE AT 1% SLOPE.

4. BRANCH DUCT CONNECTIONS TO DIFFUSERS SHALL BE THE SAME SIZE AS THE DIFFUSER NECK UNLESS NOTED OTHERWISE.

5. REFERENCE VAV INSTALLATION DIAGRAM FOR INLET REQUIREMENTS. ALL VAV BOXES SHALL BE LOCATED 2’-0” ABOVE THE FINISHEDCEILING TO ALLOW MAINTENANCE ACCESS.

6. SPIN-IN FITTINGS TO VAV BOXES AND DIFFUSERS SHALL BE CONICAL TYPE (EXCEPT LOCATIONS WHERE LISTED DUCT HEIGHT DOES NOTACCOMMODATE).

7. DAMPERS: SINGLE BLADE TYPE VOLUME DAMPERS SHALL BE INSTALLED AT ALL DIFFUSER TAKEOFFS AND WHERE REQUIRED FORPROPER BALANCING. HANDLE SHALL BE VISIBLE THROUGH INSULATION.

8. REMOTE DAMPERS: PROVIDE A REMOTE DAMPER ACTUATOR FOR LOCATIONS WHERE DAMPERS ARE NOT ACCESSIBLE. WHERE REMOTEDAMPER ACTUATORS ARE PROVIDED, COORDINATE LOCATION OF REMOTE DAMPER ESCUTCHEON PLATE AND COVER WITH ARCHITECT.

9. PROVIDE A MINIMUM 12” LONG RED RIBBON LOCATOR ON VOLUME DAMPER VALVE HANDLES.

10. PROVIDE ACCESS DOOR IN DUCTWORK UPSTREAM OF EACH DUCT-MOUNTED COIL, HUMIDIFIER, SMOKE DETECTOR, AND COMBINATIONFIRE/SMOKE DAMPER.

11. SPIRAL EXPOSED DUCTWORK SHALL BE GALVANIZED SHEET STEEL SPIRAL. PROVIDE MILL PHOSPHATIZED FINISH THAT IS FREE FROMVISUAL IMPERFECTIONS, INCLUDING PITTING, SEAM MARKS, ROLLER MARKS, STAINS, DENTS AND DISCOLORATIONS, INCLUDING THOSETHAT WOULD IMPAIR PAINTING.

12. RECTANGULAR DUCT TURNS/ELBOWS: ALL 90 DEGREE ELBOWS SHALL BE LONG RADIUS ELBOWS OR SHALL HAVE TURNING VANESCONSISTING OF SINGLE BLADE DUCT VANES WITH 2-1/2 INCH BLADE SPACING.

13. INSULATED FLEXIBLE DUCT MAY BE USED FOR THE CONNECTION TO SUPPLY AIR OUTLETS/DIFFUSERS PROVIDED THE FLEXIBLECONNECTION DOES NOT EXCEED 6 LINEAR FEET IN LENGTH. INSTALL DUCTS FULLY EXTENDED. DO NOT INSTALL IN THE COMPRESSEDSTATE OR USE EXCESS LENGTH.

DUCT SCHEDULE

MATERIAL PRESSURECLASS

MINIMUMSMACNA SEAL

CLASS

SMACNALEAKAGE

CLASS FORRECT.

SMACNALEAKAGE

CLASS FORROUND

DUCT SYSTEM NOTES

SUPPLY AND RETURN DUCTS

UPSTREAM AND DOWNSTREAM OFFANS WITH GREATER THAN 2" ESP

GALVANIZEDSTEEL

4-INCH WG A 6 3

UPSTREAM OF VAV BOXES GALVANIZEDSTEEL

4-INCH WG A 6 3

DOWNSTREAM OF VAV BOXES GALVANIZEDSTEEL

4-INCH WG B 24 12

UPSTREAM AND DOWNSTREAM OFFANS WITH LESS THAN 2" ESP

GALVANIZEDSTEEL

4-INCH WG B 24 12 ALL EXTERIOR DUCTWORKTO BE SEAL CLASS A

EXHAUST DUCTS

UPSTREAM AND DOWNSTREAM OFFANS WITH GREATER THAN 2" ESP

GALVANIZEDSTEEL

4-INCH WG B 24 12

UPSTREAM AND DOWNSTREAM OFFANS WITH LESS THAN 2" ESP

GALVANIZEDSTEEL

2-INCH WG B 24 12

FUME HOOD EXHAUST 304 STAINLESSSTEEL

3-INCH WG AIRTIGHT/WATERTIGHT

- - #3

INSULATION SCHEDULE

SYSTEM LINER/WRAP THICKNESS(IN)

DENSITY(LBS/FT3)

MINIMUMR-VALUE

NOTES

EXTERIOR DUCTWORK SUPPLY LINER 3" 1.5 R-12

RETURN LINER 3" 1.5 R-12

FIRST 20 FEET FROM AIR HANDLINGUNITS, AND ROOFTOP UNITS

SUPPLY LINER 2" 1.5 R-8

RETURN LINER 2" 1.5 R-8

RECTANGULAR DUCTWORKDOWNSTREAM OF VAV BOXES

SUPPLY LINER 1" 1.5 R-4.2

RETURN LINER 1" 1.5 R-4.2

DUCTWORK IN UNCONDITIONEDSPACE (VENTILATED ATTIC, BTWNROOF AND INSULATED CEILING)

SUPPLY WRAP 2" 0.75 R-6 WITH FSK FACING

RETURN WRAP 2" 0.75 R-6 WITH FSK FACING

DUCTWORK IN UNVENTILATED ATTIC(NO RA PLENUM)

SUPPLY WRAP 2" 0.75 R-6 WITH FSK FACING

RETURN WRAP 2" 0.75 R-6 WITH FSK FACING

EXPOSED SPIRAL DUCT SUPPLY/RETURN

NONE N/A N/A N/A UNLESS NOTED ON PLANS

ALL OTHER SUPPLY DUCTWORK SUPPLY WRAP 1.5" 0.75 R-4.2 WITH FSK FACING

UNTREATED OUTSIDE AIR DUCT(ENCLOSED)

SUPPLY WRAP 1.5" 0.75 R-4.2 WITH FSK FACING

RETURN WRAP 1.5" 0.75 R-4.2 WITH FSK FACING

TRANSFER DUCTS (AT FULL HEIGHTWALLS, RETURN BOOTS, ETC.)

RETURN LINER 1" 1.5 R-4.2

ALL OTHER RETURN WITHIN RAPLENUM

RETURN NONE N/A N/A N/A

ALL OTHER EXHAUST EXHAUST NONE N/A N/A N/A

MECHANICAL SPECIFICATIONS

1. GENERAL

1.1 MECHANICAL GENERAL REQUIREMENTS:

1.1.1 PROVIDE ALL ITEMS FOR COMPLETE AND SUCCESSFUL OPERATION OF ALL

MECHANICAL SYSTEMS.

1.1.2 DEMONSTRATE THE OPERATION OF ALL SYSTEMS FOR THE OWNER AT A TIME

AS DIRECTED BY THE OWNER.

1.1.3 FIELD VERIFY ALL EXISTING CONDITIONS AND INCLUDE AN ALLOWANCE IN BID

FOR REMOVAL AND/OR RELOCATION OF EXISTING PIPING, DUCTWORK,

EQUIPMENT, ETC. AS INDICATED ON THE PLANS OR AS REQUIRED TO

COORDINATE AND ADAPT NEW AND EXISTING SYSTEMS TO ALL OTHER WORK.

CONTRACTORS SHALL VERIFY OPERATIONAL CONDITION OF ALL EQUIPMENT

LOCATED WITHIN THE AREA PRIOR TO BEGINNING WORK. THE CONTRACTORS

SHALL PREPARE A LIST OF DEFICIENCIES FOR THE PROPERTY

MANAGER/OWNER PRIOR TO THE START OF CONSTRUCTION. THIS LIST SHALL

ALSO INCLUDE ANY ITEMS THAT WERE NOT OR COULD NOT BE VERIFIED.

1.1.4 REPLACE ANY WORK OR MATERIAL INSTALLED OR FURNISHED UNDER THIS

CONTRACT WHICH DEVELOPS DEFECTS, EXCEPT FOR NORMAL WEAR, WITHIN

ONE (1) YEAR AFTER CERTIFICATE OF COMPLETION IS SECURED. RETURN

DEFECTIVE MATERIALS TO OWNER.

1.1.5 CONTRACTOR SHALL OBTAIN OWNER OR BUILDING MANAGEMENT APPROVAL

BEFORE CUTTING ANY FLOOR PENETRATIONS.

1.1.6 THE SPECIFICATIONS AND DRAWINGS FOR THE PROJECT ARE

COMPLEMENTARY, AND PORTIONS OF THE WORK DESCRIBED IN ONE, SHALL BE

PROVIDED AS IF DESCRIBED IN BOTH. IN THE EVENT OF DISCREPANCIES,

NOTIFY THE ENGINEER AND/OR OWNER AND REQUEST CLARIFICATION PRIOR

TO PROCEEDING WITH THE WORK INVOLVED.

1.2 INSPECTION OF SITE:

1.2.1 PRIOR TO SUBMITTING BID, VISIT THE SITE OF THE PROPOSED WORK AND

BECOME FULLY INFORMED AS TO THE CONDITIONS UNDER WHICH THE WORK IS

TO BE DONE. FAILURE TO DO SO WILL NOT BE CONSIDERED SUFFICIENT

JUSTIFICATION TO REQUEST OR OBTAIN EXTRA COMPENSATION OVER AND

ABOVE THE CONTRACT PRICE.

1.3 MATERIAL AND WORKMANSHIP:

1.3.1 PROVIDE NEW MATERIAL, EQUIPMENT, AND APPARATUS UNDER THIS

CONTRACT UNLESS OTHERWISE STATED HEREIN, OF BEST QUALITY NORMALLY

USED FOR THE PURPOSE IN GOOD COMMERCIAL PRACTICE, AND FREE FROM

ANY DEFECTS. MODEL NUMBERS LISTED IN THE SPECIFICATIONS OR SHOWN

ON THE DRAWINGS ARE NOT NECESSARILY INTENDED TO DESIGNATE THE

REQUIRED TRIM, WRITTEN DESCRIPTIONS OF THE TRIM GOVERN MODEL

NUMBERS.

1.3.2 WORK PERFORMED UNDER THIS CONTRACT SHALL PROVIDE A NEAT AND

"WORKMANLIKE" APPEARANCE WHEN COMPLETED, TO THE SATISFACTION OF

THE ARCHITECT AND ENGINEER. WORKMANSHIP SHALL BE THE FINEST

POSSIBLE BY EXPERIENCED MECHANICS. INSTALLATIONS SHALL COMPLY WITH

APPLICABLE CODES AND LAWS.

1.3.3 THE COMPLETE INSTALLATION SHALL FUNCTION AS DESIGNED AND INTENDED

WITH RESPECT TO EFFICIENCY, CAPACITY, NOISE LEVEL, ETC. ABNORMAL

NOISE CAUSED BY RATTLING EQUIPMENT, PIPING, DUCTS, AIR DEVICES, AND

SQUEAKS IN ROTATING COMPONENTS WILL NOT BE ACCEPTABLE. IN GENERAL,

MATERIALS AND EQUIPMENT SHALL BE OF COMMERCIAL SPECIFICATION GRADE

IN QUALITY. LIGHT DUTY AND RESIDENTIAL TYPE EQUIPMENT WILL NOT BE

ACCEPTED.

1.3.4 REMOVE FROM THE PREMISES WASTE MATERIAL PRESENT AS A RESULT OF

WORK, INCLUDING CARTONS, CRATING, PAPER, STICKERS, AND/OR

EXCAVATION MATERIAL NOT USED IN BACKFILLING, ETC. CLEAN EQUIPMENT

INSTALLED UNDER THIS CONTRACT TO PRESENT A NEAT AND CLEAN

INSTALLATION AT THE TERMINATION OF THE WORK.

1.3.5 REPAIR OR REPLACE PROPERTY DAMAGED AS A RESULT OF WORK

PERFORMED UNDER THIS CONTRACT TO THE SATISFACTION OF AUTHORITIES

AND REGULATIONS HAVING JURISDICTION.

1.4 COORDINATION:

1.4.1 COORDINATE WORK WITH THAT OF OTHER TRADES SO THAT THE VARIOUS

COMPONENTS OF THE SYSTEMS THAT ARE BEING INSTALLED AND/OR EXISTING

SYSTEMS WILL BE INSTALLED AT THE PROPER TIME, WILL FIT THE AVAILABLE

SPACE, AND WILL ALLOW PROPER SERVICE ACCESS TO THOSE ITEMS

REQUIRING MAINTENANCE. COMPONENTS WHICH ARE INSTALLED WITHOUT

REGARD TO THE ABOVE SHALL BE RELOCATED AT NO ADDITIONAL COST TO

THE OWNER.

1.4.2 UNLESS OTHERWISE INDICATED, THE GENERAL CONTRACTOR WILL PROVIDE

CHASES AND OPENINGS IN BUILDING CONSTRUCTION REQUIRED FOR

INSTALLATION OF THE SYSTEMS SPECIFIED HEREIN. MECHANICAL

CONTRACTOR SHALL FURNISH THE GENERAL CONTRACTOR WITH

INFORMATION WHERE CHASES AND OPENINGS ARE REQUIRED, KEEP

INFORMED AS TO THE WORK OF OTHER TRADES ENGAGED IN THE

CONSTRUCTION OF THE PROJECT, AND EXECUTE WORK IN A MANNER AS TO

NOT INTERFERE WITH OR DELAY THE WORK OF OTHER TRADES.

1.4.3 FIGURED DIMENSIONS SHALL BE TAKEN IN PREFERENCE TO SCALE

DIMENSIONS. MECHANICAL CONTRACTOR SHALL TAKE HIS OWN

MEASUREMENTS AT THE BUILDING, AS VARIATIONS MAY OCCUR. MECHANICAL

CONTRACTOR WILL BE HELD RESPONSIBLE FOR ERRORS THAT COULD HAVE

BEEN AVOIDED BY PROPER CHECKING AND INSPECTION.

1.4.5 MECHANICAL CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR DUCTWORK

LAYOUT TO THE ENGINEER FOR APPROVAL PRIOR TO INSTALLATION.

1.5 ORDINANCES AND CODES:

1.5.1 WORK PERFORMED UNDER THIS CONTRACT SHALL, AT A MINIMUM, BE IN

CONFORMANCE WITH APPLICABLE NATIONAL, STATE AND LOCAL CODES

HAVING JURISDICTION. EQUIPMENT FURNISHED AND ASSOCIATED

INSTALLATION WORK PERFORMED UNDER THIS CONTRACT SHALL BE IN STRICT

COMPLIANCE WITH CURRENT APPLICABLE CODES ADOPTED BY THE LOCAL AHJ

INCLUDING ANY AMENDMENTS AND STANDARDS AS SET FORTH BY THE

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA), UNDERWRITERS

LABORATORIES (UL), OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION

(OSHA), AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME), AMERICAN

SOCIETY OF HEATING, REFRIGERATION, AND AIR CONDITIONING ENGINEERS

(ASHRAE), AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI), AMERICAN

SOCIETY OF TESTING MATERIALS (ASTM) AND OTHER NATIONAL STANDARDS

AND CODES WHERE APPLICABLE. WHERE THE CONTRACT DOCUMENTS EXCEED

THE REQUIREMENTS OF THEIR REFERENCED CODES, STANDARDS, ETC., THE

CONTRACT DOCUMENTS SHALL TAKE PRECEDENCE.

1.5.2 PROCURE AND PAY FOR PERMITS AND LICENSES REQUIRED FOR THE

ACCOMPLISHMENT OF THE WORK HEREIN DESCRIBED. WHERE REQUIRED,

OBTAIN, PAY FOR AND FURNISH CERTIFICATES OF INSPECTION TO OWNER.

MECHANICAL CONTRACTOR WILL BE HELD RESPONSIBLE FOR VIOLATIONS OF

THE LAW.

1.6 PROTECTION OF EQUIPMENT AND MATERIALS:

1.6.1 STORE AND PROTECT FROM DAMAGE EQUIPMENT AND MATERIALS DELIVERED

TO JOB SITE. COVER WITH WATERPROOF, TEAR-RESISTANT, HEAVY TARP OR

POLYETHYLENE PLASTIC AS REQUIRED TO PROTECT FROM PLASTER, DIRT,

PAINT, WATER, OR PHYSICAL DAMAGE. EQUIPMENT AND MATERIAL THAT HAS

BEEN DAMAGED BY CONSTRUCTION ACTIVITIES WILL BE REJECTED, AND

MECHANICAL CONTRACTOR IS OBLIGATED TO FURNISH NEW EQUIPMENT AND

MATERIAL OF A LIKE KIND AS APPROVED BY OWNER.

1.6.2 KEEP PREMISES ROOM CLEAN FROM FOREIGN MATERIAL CREATED DURING

WORK PERFORMED UNDER THIS CONTRACT. PIPING, EQUIPMENT, ETC., SHALL

HAVE A NEAT AND CLEAN APPEARANCE AT THE TERMINATION OF THE WORK.

1.6.3 PLUG OR CAP OPEN ENDS OF DUCTWORK AND PIPING SYSTEMS WHILE

STORED OR INSTALLED DURING CONSTRUCTION WHEN NOT IN USE TO

PREVENT THE ENTRANCE OF DEBRIS INTO THE SYSTEMS.

1.6.4 KEEP THE MANUFACTURER PROVIDED PROTECTIVE COVERINGS ON FLOOR

DRAINS, FLOOR SINKS, AND TRENCH DRAINS DURING CONSTRUCTION.

REMOVE COVERINGS AT THE TERMINATION OF THE WORK AND POLISH

EXPOSED SURFACES.

1.7 OPERATION AND MAINTENANCE INSTRUCTIONS:

1.7.1 COLLECT AND COMPILE A COMPLETE BROCHURE OF FIXTURES, MATERIALS,

AND EQUIPMENT FURNISHED AND INSTALLED ON THIS PROJECT. INCLUDE

OPERATIONAL AND MAINTENANCE INSTRUCTIONS, MANUFACTURER'S CATALOG

SHEETS, WIRING DIAGRAMS, PARTS LISTS, APPROVED SHOP DRAWINGS, AND

DESCRIPTIVE LITERATURE FURNISHED BY THE MANUFACTURER. INCLUDE AN

INSIDE COVER SHEET THAT LISTS THE PROJECT NAME, DATE, OWNER,

ARCHITECT, ENGINEER, GENERAL CONTRACTOR, SUBCONTRACTOR, AND AN

INDEX OF CONTENTS.

1.7.2 SUBMIT COPIES OF LITERATURE BOUND IN APPROVED BINDERS TO THE

ARCHITECT AND OWNER AT THE TERMINATION OF THE WORK. PAPER CLIPS,

STAPLES, RUBBER BANDS, AND MAILING ENVELOPES ARE NOT CONSIDERED

APPROVED BINDERS. FINAL APPROVAL OF MECHANICAL AND PLUMBING

SYSTEMS WILL BE WITHHELD UNTIL THIS EQUIPMENT BROCHURE IS DEEMED

COMPLETE BY THE ARCHITECT, ENGINEER, AND OWNER.

1.8 WARRANTIES:

1.8.1 WARRANT EACH SYSTEM AND EACH ELEMENT THEREOF AGAINST ALL DEFECTS

DUE TO FAULTY WORKMANSHIP, DESIGN OR MATERIAL FOR A PERIOD OF 12

MONTHS FROM DATE OF SUBSTANTIAL COMPLETION, UNLESS SPECIFIC ITEMS

ARE NOTED TO CARRY A LONGER WARRANTY IN THE CONSTRUCTION

DOCUMENTS OR MANUFACTURER'S STANDARD WARRANTY EXCEEDS 12

MONTHS. REMEDY ALL DEFECTS, OCCURRING WITHIN THE WARRANTY

PERIOD(S), AS STATED IN THE GENERAL CONDITIONS AND DIVISION 1.

1.8.2 WARRANTIES SHALL INCLUDE LABOR AND MATERIAL. MAKE REPAIRS OR

REPLACEMENTS WITHOUT ANY ADDITIONAL COSTS TO THE OWNER.

1.8.3 PERFORM THE REMEDIAL WORK PROMPTLY, UPON WRITTEN NOTICE FROM THE

ARCHITECT OR OWNER.

1.8.4 AT THE TIME OF SUBSTANTIAL COMPLETION, DELIVER TO THE OWNER ALL

WARRANTIES, IN WRITING AND PROPERLY EXECUTED, INCLUDING TERM LIMITS

FOR WARRANTIES EXTENDING BEYOND THE ONE YEAR PERIOD, EACH

WARRANTY INSTRUMENT BEING ADDRESSED TO THE OWNER AND STATING THE

COMMENCEMENT DATE AND TERM.

1.9 CUTTING AND PATCHING:

1.9.1 PERFORM CUTTING OF WALLS, FLOORS, CEILINGS, ETC. AS REQUIRED TO

INSTALL WORK UNDER THIS SECTION. OBTAIN PERMISSION FROM THE

ARCHITECT PRIOR TO CUTTING. DO NOT CUT OR DISTURB STRUCTURAL

MEMBERS WITHOUT PRIOR APPROVAL FROM THE ARCHITECT. CUT HOLES AS

SMALL AS POSSIBLE. GENERAL CONTRACTOR SHALL PATCH WALLS, FLOORS,

ETC. AS REQUIRED BY WORK UNDER THIS SECTION. PATCHING SHALL MATCH

THE ORIGINAL MATERIAL AND CONSTRUCTION. REPAIR AND REFINISH AREAS

DISTURBED BY WORK TO THE CONDITION OF ADJOINING SURFACES IN A

MANNER SATISFACTORY TO THE ARCHITECT.

1.10 ROUGH-IN:

1.10.1 COORDINATE WITHOUT DELAY ROUGHING-IN WITH GENERAL CONSTRUCTION.

CONCEAL PIPING AND CONDUIT ROUGH-IN EXCEPT IN UNFINISHED AREAS AND

WHERE OTHERWISE SHOWN.

1.11 STRUCTURAL STEEL:

1.11.1 STRUCTURAL STEEL USED FOR PIPE SUPPORTS, EQUIPMENT SUPPORTS, ETC.,

SHALL BE NEW, CLEAN, AND CONFORM TO ASTM DESIGNATION A-36.

1.11.2 SUPPORT PLUMBING AND MECHANICAL EQUIPMENT AND PIPING FROM THE

BUILDING STRUCTURE. DO NOT SUPPORT PLUMBING EQUIPMENT FROM

CEILINGS, OTHER MECHANICAL OR ELECTRICAL COMPONENTS, AND OTHER

NON-STRUCTURAL ELEMENTS.

1.12 ACCESS DOORS:

1.12.1 PROVIDE ACCESS DOORS IN CEILINGS AND WALLS WHERE INDICATED OR

REQUIRED FOR ACCESS TO CONCEALED VALVES AND EQUIPMENT INSTALLED

UNDER THIS SECTION. PROVIDE CONCEALED HINGES, SCREWDRIVER-TYPE

LOCK, ANCHOR STRAPS; MANUFACTURED BY MILCOR, ZURN, TITUS, OR EQUAL.

OBTAIN ARCHITECT'S APPROVAL OF TYPE, SIZE, LOCATION, AND COLOR

BEFORE ORDERING.

1.13 PENETRATIONS:

1.13.1 SEAL FLOOR, EXTERIOR WALL AND ROOF PENETRATIONS WATER AND

WEATHER TIGHT WITH APPROPRIATE NON-SHRINK, NON-HARDENING

COMMERCIAL CONSTRUCTION SEALANT. SEALROOF PENETRATIONS WITH 4

POUND PER SQUARE FOOT LEAD FLASHING. PROVIDE A SLEEVE, AND SEAL

NON-FIRE-RATED FLOOR AND WALL PENETRATIONS WITH FIBERGLASS

PACKING AND SILICONE CAULK (FOR ACOUSTICAL INSULATION).

1.13.2 COORDINATE FIRE RATING REQUIREMENTS AND LOCATIONS WITH THE

ARCHITECT. SEAL PENETRATIONS OF FIRE-RATED ASSEMBLIES WITH 3M #

CP-25 FIRE BARRIER CAULK (PROVIDE THICKNESS AND METHOD AS REQUIRED

AND RECOMMENDED BY MANUFACTURER) TO MAINTAIN THE FIRE RESISTANCE

RATING OF FIRE-RATED ASSEMBLIES.

1.13.3 SEAL EXTERIOR WALL PENETRATIONS BELOW GRADE WITH CAST IRON WALL

PIPES AND MODULAR MECHANICAL SLEEVE SEALS, MANUFACTURED BY

THUNDERLINE/LINK SEAL, CALPICO, INC AND METRAFLEX.

1.13.4 PROVIDE SLEEVES FOR HORIZONTAL PIPE PASSING THROUGH OR UNDER

FOUNDATION. SLEEVES SHALL BE CAST IRON SOIL PIPE TWO NOMINAL PIPE

SIZES LARGER THAN THE PIPE SERVED.

1.13.5 PROVIDE SLEEVES FOR VERTICAL PIPE PASSING THROUGH SLAB ON GRADE.

SLEEVES SHALL BE SCHEDULE 40 PVC PIPE, TWO NOMINAL PIPE SIZES LARGER

THAN THE PIPE SERVED. SEAL WATER-TIGHT WITH SILICONE CAULK.

1. HEATING, VENTILATION, AND AIR CONDITIONING

2.1 AIR DISTRIBUTION:

2.1.1 PROVIDE ALL SHEET METAL DUCT SYSTEMS, CONNECTIONS, DAMPERS,

HOUSINGS, SHEET METAL DOORS FOR THE COMPLETE SUPPLY, RETURN, AND

EXHAUST SYSTEMS.

2.1.2 ALL DUCTWORK IDENTIFICATION AND INSTALLATION TO ADHERE TO SMACNA

STANDARDS AND ALL GOVERNING CODES.

2.1.3 PROVIDE ACCESS DOORS IN DUCTWORK FOR OBSERVATION AND

MAINTENANCE OF ALL DAMPERS, COILS, FIRE DAMPERS, ETC.

2.1.4 METAL AND GAUGE: UNLESS SPECIFIED OTHERWISE GALVANIZED IRON SHALL

BE USED THROUGHOUT, FABRICATED AND INSTALLED SO THAT NO VIBRATING

OR NOISE RESULTS. SHEET STEEL SHALL BE OF THE US STANDARD GAUGE AS

RECOMMENDED IN THE LATEST EDITION OF SMACNA.

2.1.5 DUCT WORKMANSHIP: ALL DUCTWORK SHALL BE CONSTRUCTED AND ERECTED

IN A WORKMANLIKE MANNER. DUCTS SHALL BE STRAIGHT AND SMOOTH ON

THE INSIDE WITH NEATLY FINISHED JOINTS, AIRTIGHT, AND SHALL BE FREE

FROM VIBRATION UNDER ALL CONDITIONS OF OPERATION. THE INTERNAL

ENDS OF SLIP JOINTS SHALL BE MADE IN THE DIRECTION OF AIRFLOW. DUCTS

SHALL BE SECURELY ATTACHED TO THE BUILDING CONSTRUCTION IN AN

APPROVED MANNER.

2.1.6 DUCT TURNS: ALL 90 DEGREE ELBOWS UP TO 18 INCHES WIDE AND ALL 45

DEGREE ELBOWS SHALL HAVE AN INSIDE RADIUS OF NOT LESS THAN ONE HALF

THE WIDTH OF THE DUCT. 90 DEGREE ELBOWS WITH TURNING VANES SHALL

BE USED CONSISTING OF SINGLE BLADE DUCT VANES WITH 2.5 INCH BLADE

SPACING.

2.1.7 DAMPERS: SINGLE BLADE TYPE VOLUME DAMPERS SHALL BE INSTALLED AT

DIFFUSER TAKEOFFS, AND WHERE REQUIRED FOR PROPER BALANCING.

HANDLE SHALL BE VISIBLE THROUGH INSULATION.

2.1.8 GRILLES, REGISTERS, AND DIFFUSERS: PROVIDE SUPPLY, RETURN, AND

EXHAUST REGISTERS AND DIFFUSERS AS NOTED ON THE EQUIPMENT

SCHEDULE FOR THE TYPE, SIZE, MATERIAL, AND FINISH.

2.1.7 FLEX DUCT SHALL BE OWENS-CORNING FOIL-BACK HIGH QUALITY U/L

APPROVED. PLASTIC WRAPPED FLEX DUCT IS NOT ACCEPTABLE.

2.2 INSULATION:

2.2.1 ALLOWABLE MANUFACTURERS:

JOHNS-MANVILLE CORP.

MANSON INSULATION CO.

OWENS-CORNING

OR APPROVED EQUAL.

2.2.1 DUCT INSULATION TO BE FIBERGLASS INSULATION, WITH VAPOR BARRIER, UL

APPROVED, CLASS I AIR DUCT.

2.2.2 SEE DUCT SYSTEM NOTES AND INSULATION SCHEDULE FOR LOCATIONS AND

INSULATION THICKNESSES.

2.2.3 ALL INSULATION SHALL MEET ALL CODE REQUIREMENTS AND FIRE AND SMOKE

HAZARD RATINGS OF ASTM E-84, NATIONAL FIRE PROTECTION ASSOCIATION

225 AND UL 723, NOT EXCEEDING FLAME SPREAD 25 AND SMOKE DEVELOPED

50 RATINGS.

2.3 HVAC PIPING.

2.3.1 CONDENSATE EQUIPMENT DRAIN TO BE COPPER WATER TUBE, TYPE “L” HARD

DRAWN, WROUGHT COPPER FITTINGS, SOLDER JOINTS, USING 95-S SOLDER.

2.3.2 PROVIDE DIELECTRIC ISOLATION AND/OR COUPLINGS AT ALL CONNECTIONS

BETWEEN DISSIMILAR PIPING.

2.3.3 BALL VALVES:

2.3.3.1LESS THAN OR EQUAL TO 3-INCH BRONZE BODY, FULL PORT CHROME PLATED

BRASS/BRONZE BALL, TEFLON SEATS AND STUFFING BOX RING. BLOWOUT

PROOF STEM, LEVER HANDLE AND ADJUSTABLE BALANCING MEMORY STOPS,

SOLDER OR THREADED ENDS. PROVIDE EXTENDED STEMS FOR INSULATED

PIPING.

2.4 TESTING, ADJUSTING, AND BALANCING:

2.4.1 SUBMIT TEST REPORTS FOR TESTING, ADJUSTING, AND BALANCING.

2.4.2 TOTAL SYSTEM BALANCE SHALL BE PERFORMED IN ACCORDANCE WITH NEBB

OR AABC PROCEDURAL STANDARDS.

2.4.3 BEFORE COMMENCING WORK, VERIFY THAT SYSTEMS ARE COMPLETE AND

OPERABLE, WITH CLEAN FILTERS.

2.4.4 PROMPTLY REPORT ABNORMAL CONDITIONS IN MECHANICAL SYSTEMS OR

CONDITIONS WHICH PREVENT SYSTEM BALANCE.

2.4.5 ADJUSTING AND BALANCING:

2.4.5.1ADJUST AIR HANDLING SYSTEM TO WITHIN 10 PERCENT FROM INDICATED

FIGURES.

2.4.5.2 RECORDED DATA SHALL REPRESENT MEASURED OR OBSERVED INITIAL

CONDITION AND CONDITION AFTER BALANCING.

2.4.5.3PERMANENTLY MARK SETTINGS OF DAMPERS, AND OTHER ADJUSTMENT

DEVICES ALLOWING SETTINGS TO BE RESTORED.

2.4.5.4LEAVE SYSTEMS IN PROPER WORKING ORDER, REPLACING BELT GUARDS,

CLOSING ACCESSORY DOORS, CLOSING DOORS TO ELECTRICAL SWITCH

BOXES, AND RESTORING THERMOSTATS TO SPECIFIED SETTINGS.

2.5 CONTROLS:

2.5.1 REFERENCE CONTROL SPECIFICATIONS.

2.6 ELECTRICAL:

2.6.1 LOW VOLTAGE WIRING - ALL PROVISIONS FOR LOW VOLTAGE WIRING SHALL BE

PERFORMED BY THE MECHANICAL CONTRACTOR UNLESS CODES OR LABOR

SITUATIONS DO NOT PERMIT. IF THE MECHANICAL CONTRACTOR CAN NOT

PERFORM LOW VOLTAGE WIRING, THE MECHANICAL CONTRACTOR SHALL

INFORM THE GENERAL CONTRACTOR, AS PART OF THE HVAC BID DOCUMENT,

TO HAVE THE ELECTRICAL SUBCONTRACTOR INCLUDE THIS WORK IN THEIR BID.

2.6.2 POWER WIRING - ALL ELECTRICAL POWER WIRING TO INCLUDE FINAL

CONNECTIONS SHALL BE PROVIDED BY THE GENERAL CONTRACTOR'S

ELECTRICAL SUBCONTRACTOR.

2.7 GAS PIPING:

2.7.1 SCHEDULE 40 BLACK CARBON STEEL WITH MALLEABLE IRON THREADED

FITTINGS. PROVIDE SHUT-OFF VALVE, DIRT LEG, AND UNION AT EACH

ROOFTOP UNIT. PAINT ALL GAS PIPING EXPOSED TO WEATHER WITH ONE

COAT OF PRIMER, AND TWO COATS OF RUST-PROOF PAINT. COLOR SHALL

MATCH BUILDING COLORS. COORDINATE WITH OWNER'S CONSTRUCTION

MANAGER.

2.7.2 TREATED WOOD BLOCKING 6X6X12, 8'-0" OC MAX WITH GALVANIZED PIPE

STRAP, 1 1/4" ZINC COATED LAG SCREWS, AND RUBBER WALKPAD ADHERED TO

ROOF.

2.8 MECHANICAL CONTRACTOR RESPONSIBILITIES:

2.8.1 AFTER COMPLETION OF THE WORK DESCRIBED IN THIS SPECIFICATION AND

SHOWN ON THE DRAWINGS, THE MECHANICAL CONTRACTOR SHALL

THOROUGHLY CLEAN ALL EXPOSED EQUIPMENT, REMOVING ALL LABELS AND

STICKERS NOT CONTAINING OPERATION INSTRUCTION. MECHANICAL

CONTRACTOR SHALL REMOVE CRATING DEBRIS, LEAVING THE INSTALLATION

FINISHED AND READY FOR OPERATION, TO INCLUDING CLEAN FILTERS IN AIR

HANDLING UNITS.

1039

MAI

N ST

REET

UNIT

GW

INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OMME

CHAN

ICAL

SPE

CIFI

CATI

ONS

M0.5

01/24/2020

EF3

EF1

EF2

EWH2

EWH1

EF8

UH1

IRH2

IRH1

D 8"Ø220

D 8"Ø150D 8"Ø

130E 8"Ø

150E 8"Ø150

E 10"Ø250

E 10"Ø250

A 8x8180

D 8"Ø200

D 8"Ø200

D 8"Ø200

D 8"Ø200

D 8"Ø200

A 6x6100

F 8"Ø110 F 8"Ø

110

F 8"Ø110

A 6x6100

A 6x650

E 8"Ø150

E 8"Ø150

D 8"Ø200

D 8"Ø200

12"Ø

A 12x8270

A 12x8270

A 12x8270

A 12x8270

A 12x8270

B 24x24--

16"Ø

8"Ø

18"Ø22x18 (1" LNR)

16x14 (1" LNR)14"Ø

A 10x8180

D 6"Ø50

D 6"Ø50

10"Ø

14x12 (1" LNR)

12x10 (1" LNR)

C 8x8200

C 8x8200

C 8x8200

18x1

0

A 10x10350

6"Ø8"

Ø

12x10 (1" LNR)

20x14 (1" LNR)

M

20x20 (1" LNR)

28x20 (1" LNR) 26x18

28x20 (1" LNR) 26x18

EF5

M

EF4

4"Ø

4"Ø

6"Ø

8"Ø

DWH

8"Ø

10x8

C 10x10300

C 12x12500

12x10 UP

10x10

10x1012x12 UP

F

M

M

18x18 LOUVER

18x42 LOUVER

6"Ø

14x12 (1" LNR)

8"Ø

4"Ø

AC1

10"Ø

F

IRH-1

IRH-2

AC-1

B 10x10--

B 6x6--

B 6x6--

B 6x6--

FUME HOOD

RTU1-3-H

RTU1-2-H

RTU1-1-H

RTU1-4-H

RTU1-6

RTU1-1

RTU1-2

UH-1

RTU1-6

RTU1-3

RTU1-4

B 8x8--

B 8x8--

B 8x8--

B 8x8--

14"Ø

G G

G

G

G

G

B 10x10--

FUME HOOD

RTU1-5-H

RTU1-5

14x12 (1" LNR)

10"Ø

10x8 UP

10x8 UP

3

4

5

17

6

1

2

17

10

10

18

13

4

9

8

7

16

15

12

14

19 A 6x650

11

11

11

20

11

11

(2)

1039

MAI

N ST

REET

UNIT

GW

INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OM

WORK NOTES: #

1. OA INTAKE W/DUCT EXTENSION, SIZE AS NOTED. PROVIDE MOTORIZED DAMPER COMPATIBLEWITH THE STATIONARY LOUVER (PROVIDED BY ARCHITECT). COORDINATE DAMPEROPERATION WITH EF-5.

2. OA INTAKE W/DUCT EXTENSION, SIZE AS NOTED. PROVIDE MOTORIZED DAMPER COMPATIBLEWITH THE STATIONARY LOUVER (PROVIDED BY ARCHITECT) COORDINATE DAMPEROPERATION WITH EF-4.

3. 16" x 14" SA DUCT UP TO RTU-3. TRANSITION DUCT AS REQUIRED FOR UNIT CONNECTION.

4. 28" x 20" SA AND RA DUCT UP TO RTU-1. TRANSITION DUCT AS REQUIRED FOR UNITCONNECTION.

5. 22" x 18" SA, 20" x 20" RA DUCT UP TO RTU-2. TRANSITION AS REQUIRED FOR UNITCONNECTION.

6. 4"Ø RADIANT TUBE HEATER AIR INTAKE. ROUTE UP THROUGH ROOF TO GOOSENECKTERMINATION.

7. 4"Ø RADIANT TUBE HEATER AIR VENT. ROUTE UP HORIZONTAL THROUGH WALL TOMANUFACTURER'S APPROVED SIDEWALL TERMINATION.

8. 4"Ø RADIANT TUBE HEATER AIR VENT. ROUTE UP THROUGH ROOF TO GOOSENECKTERMINATION.

9. SLOPE 14"Ø DUCT UP BETWEEN STRUCTURE TO ROUTE ABOVE 28"x20" SA DUCT.COORDINATE DUCT LOCATION AND ROUTE WITH STRUCTURE.

10. CONNECT 10x8 EA DUCT TO OWNER PROVIDED FUME HOOD BLOWER. ROUTE DUCT UPTHROUGH ROOF WITH GOOSENECK.

11. PROVIDE MAN BARS AT EXTERIOR WALL/ROOF PENETRATION.

12. ROUTE 12x10 EA DUCT UP TO EF-7. TRANSITION DUCT AS REQUIRED TO MAKE FANCONNECTION.

13. DOMESTIC WATER HEATER INTAKE AND VENT PIPING. ROUTE UP THROUGH ROOF TOCONCENTRIC VENT TERMINATION.

14. ROUTE TOILET ROOM EA DUCT UP THROUGH ROOF TO GOOSENECK TERMINATION. TYPICAL.

15. 26"x18" OPEN END RA DUCT.

16. ROUTE 12x12 EA DUCT UP TO EF-6. TRANSITION DUCT AS REQUIRED TO MAKE FANCONNECTION.

17. WALL MOUNTED EF WITH MOTORIZED DAMPER. COORDINATE DAMPER OPERATION WITH OAINTAKE. COORDINATE FINAL EXHAUST FAN LOCATION WITH STRUCTURE, ARCHITECT/OWNER.

18. UNIT HEATER INTAKE AND VENT PIPING UP THROUGH ROOF TO CONCENTRIC TERMINATION.

19. PROVIDE CONDENSATE DRAIN PIPING FROM UNIT TO NEAREST FLOOR DRAIN/FLOOR SINK.

SCALE:

MAIN FLOOR PLAN - MECHANICAL1/8" = 1'-0"

MAIN

FLO

OR P

LAN

- MEC

HANI

CAL

M1.0

01/24/2020

RTU3

RTU1

RTU2

EF7

EF6

CU1

EF10

EF9

6"Ø8"Ø

8"Ø

12x10 DN

6"Ø

4"Ø

10x10 DN

10x8 DN

12x12 DN

1

3

2

4"Ø

ROOFACCESS

(TYP)

3

1039

MAI

N ST

REET

UNIT

GW

INDS

OR, C

O 80

550

(970

) 460

-740

0G2

CE.C

OM

WORK NOTES: #

1. DOMESTIC WATER HEATER CONCENTRIC VENT TERMINATION.

2. UNIT HEATER CONCENTRIC VENT TERMINATION.

3. PROVIDE GOOSENECK TERMINATION. TYPICAL.

SCALE:

ROOF PLAN - MECHANICAL1/8" = 1'-0"

ROOF

PLA

N - M

ECHA

NICA

LM2

.0

01/24/2020