MECHANICAL DRAWING INDEX MECHANICAL LEGEND …
Transcript of MECHANICAL DRAWING INDEX MECHANICAL LEGEND …
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
GW
INDS
OR, C
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550
(970
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-740
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INDE
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GEND
AND
NOT
ESM0
.0
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UNIT
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INDS
OR, C
O 80
550
(970
) 460
-740
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CE.C
OMME
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SCH
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ESM0
.1
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
.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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REET
UNIT
GW
INDS
OR, C
O 80
550
(970
) 460
-740
0G2
CE.C
OMME
CHAN
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DIA
GRAM
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.
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UNIT
GW
INDS
OR, C
O 80
550
(970
) 460
-740
0G2
CE.C
OMME
CHAN
ICAL
DIA
GRAM
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