|
N
<br />8
<br />Is
<br />0
<br />N
<br />N
<br />Go
<br />DUCTWORK
<br />® UP _X DN
<br />SUPPLY DUCT (UP & DOWN)
<br />® UP DN
<br />EXHAUST DUCT (UP & DOWN)
<br />UP L�y DN
<br />RETURN AIR DUCT (UP & DOWN)
<br />Y
<br />CEILING DIFFUSERS/GRILLES (DOUBLE LINE)
<br />+>
<br />SIDE WALL REGISTER OR GRILLE (DOUBLE LINE)
<br />1Ox8
<br />NEW DUCT - WIDTH x DEPTH (DOUBLE LINE)
<br />1ox8
<br />NEW DUCT - WIDTH x DEPTH (SINGLE LINE)
<br />EXISTING DUCT TO REMAIN (DOUBLE LINE)
<br />t- - - - - - - - - - q
<br />EXISTING DUCT TO REMAIN (SINGLE LINE)
<br />m7=j�M
<br />EXISTING DUCT TO BE REMOVED (DOUBLE LINE)
<br />EXISTING DUCT TO BE REMOVED (SINGLE LINE)
<br />FLEXIBLE DUCTWORK (INSULATED)
<br />DUCT TRANSITION - CONCENTRIC (DOUBLE LINE)
<br />DUCT TRANSITION - ECCENTRIC (DOUBLE LINE)
<br />DUCT TRANSITION - RECT. TO RND (DOUBLE LINE)
<br />MANUAL VOLUME DAMPER (DOUBLE LINE)
<br />I
<br />MANUAL VOLUME DAMPER (SINGLE LINE)
<br />BACK DRAFT DAMPER
<br />R
<br />INCLINED RISE, IN DIRECTION OF AIR FLOW (DOUBLE LINE)
<br />INCLINED DROP, IN DIRECTION OF AIR FLOW (DOUBLE LINE)
<br />11J.D III
<br />_ D _
<br />FLEXIBLE CONNECTION (DOUBLE LINE)
<br />DUCT MOUNTED COIL/HEATER (DOUBLE LINE)
<br />VANED ELBOW (PROVIDE ALL SQUARE OR RECTANGULAR
<br />ELBOWS WITH TURNING VANES EVEN IF SYMBOL IS MISSING)
<br />VANED RADIUS ELBOW (PROVIDE ALL SQUARE OR
<br />RECTANGULAR ELBOWS WITH TURNING VANES EVEN IF
<br />SYMBOL IS MISSING)
<br />ACOUSTICALLY LINED DUCT
<br />r
<br />VANE TURN ELBOW & AIR SPLIT TYPE DUCT TAKE -OFF
<br />(DOUBLE LINE)
<br />AIR FLOW CFM
<br />10 q
<br />AIR DEVICE TYPE (EX = Existing)
<br />6"
<br />AIR DEVICE NECK SIZE
<br />TO
<br />THERMOSTAT / TEMPERATURE SENSOR
<br />0
<br />HUMIDISTAT / HUMIDITY SENSOR
<br />A AIR DEVICE TYPE (EX = Existing)
<br />18> ----DOOR GRILLE (18" x12" U.O.N.)
<br />AIR DEVICE SIZE
<br />-LH
<br />DOOR UNDERCUT (1" U.O.N.)
<br />TO
<br />EXHAUST FAN
<br />AIR DEVICES
<br />B 2-WAY AIR FLOW
<br />® 4-WAY AIR FLOW
<br />e 1-WAY AIR FLOW
<br />® 3-WAY AIR FLOW
<br />FLEX DUCT
<br />0 -
<br />100
<br />CFM =
<br />6"0
<br />101 -
<br />160
<br />CFM =
<br />7"0
<br />161 -
<br />200
<br />CFM =
<br />8"0
<br />201 -
<br />325
<br />CFM =
<br />10"0
<br />326 -
<br />400
<br />CFM =
<br />12"0
<br />401 -
<br />640
<br />CFM =
<br />14"0
<br />641 -
<br />700
<br />CFM =
<br />16"0
<br />DRAWING SYMBOLS
<br />1 SECTION NUMBER
<br />2 3 DRAWING NUMBER WHERE DRAWN
<br />DRAWING NUMBER WHERE CUT
<br />`0 POINT OF DEMOLITION
<br />POINT OF NEW CONNECTION
<br />ll(>__► POINT OF INTERFACE BETWEEN
<br />CONTRACTORS
<br />® KEYED NOTES
<br />MECHANICAL GENERAL NOTES
<br />1. DUCT DIMENSIONS SHOWN ON THE DRAWINGS ARE CLEAR INSIDE AIR PASSAGE DIMENSIONS.
<br />2. MAXIMUM LENGTH OF FLEXIBLE DUCT SHALL BE 8'-0'.
<br />3. INSTALL ALL EQUIPMENT IN STRICT ACCORDANCE WITH THE MANUFACTURERS' INSTRUCTIONS AND RECOMMENDATIONS.
<br />4. CONTRACTOR TO PROVIDE ALL SUPPLEMENTARY STEEL REQUIRED TO SUSPEND MECHANICAL EQUIPMENT AND MATERIALS.
<br />5. MOUNT ALL SPACE THERMOSTATS AND/OR SENSORS 4 FEET ABOVE THE FLOOR, UNLESS OTHERWISE NOTED.
<br />6. SEE ELECTRICAL DRAWINGS FOR ELECTRICAL CHARACTERISTICS OF MECHANICAL EQUIPMENT.
<br />7. UNLESS OTHERWISE NOTED, INSTALL ALL DUCTWORK AS HIGH AS POSSIBLE, TIGHT TO THE BOTTOM OF THE STRUCTURE.
<br />COORDINATE ELEVATION AND LOCATION WITH RAIN LEADERS, WATER PIPING, PLUMBING VENTS, AND MAJOR ELECTRICAL
<br />CONDUITS OR CABLE TRAY.
<br />8. ALL WORK IS TO BE FREE OF DEFECTS IN WORKMANSHIP AND MATERIALS FOR A PERIOD OF ONE (1) YEAR FROM DATE OF
<br />FINAL ACCEPTANCE. ALL DEFECTS WHICH DEVELOP OR ARE DISCOVERED WITHIN THIS PERIOD SHALL BE REPAIRED BY THE
<br />CONTRACTOR TO THE SATISFACTION OF THE OWNER AT NO ADDITIONAL COST TO THE OWNER.
<br />9. THE CONTRACTOR SHALL COORDINATE WORK WITH OTHER TRADES IN ORDER TO AVOID CONFLICTS.
<br />10. SUPPORT DUCTS PER SMACNA. _
<br />nr r n dvn. Q
<br />12. ROUTE ALL DUCTWORK, PIPING, ACCESSORIES AS NECESSARY TO AVOID BUILDING STRUCTURE, COMPONENTS AND 1
<br />LIGHTING. COORDINATE ANY TRANSITIONS MADE TO DUCTWORK WITH MAXIMUM FAN PRESSURE DROP REQUIREMENTS
<br />FROM MANUFACTURER. ROUTE/SIZE ALL REFRIGERANT PIPING PER MANUFACTURER'S RECOMMENDATIONS.
<br />13. ALL DIMENSIONS ARE APPROXIMATE. DO NOT SCALE DRAWINGS FOR CONSTRUCTION.
<br />14. ALL FINISHED WORK SHALL BE FREE OF DEFECTS WITH EXISTING SURFACES MAINTAINED IN THE SAME CONDITION AS ORIGINAL.
<br />15. ALL DEBRIS SHALL BE PROPERLY DISPOSED OF OFF SITE.
<br />16. CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING FIRE RATING AND WEATHERPROOFING INTEGRITY OF ALL PIPING
<br />AND DUCT PENETRATIONS.
<br />17. CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ALL NECESSARY SUPPORTING DEVICES FOR ALL ACCESSORIES
<br />INCLUDED IN CONTRACT OR HEREIN SPECIFIED OR OTHERWISE.
<br />18. THE WORK INDICATED ON THESE DRAWINGS IS GENERALLY DIAGRAMMATIC AND IS INTENDED TO CONVEY THE SCOPE OF
<br />WORK AND INDICATE THE GENERAL ARRANGEMENT OF DUCTWORK AND EQUIPMENT, ETC.
<br />19. THE ENGINEER HAS MADE AN EXTENSIVE EFFORT TO IDENTIFY ABOVE CEILING CONFLICTS. THE CONTRACTOR IS RESPONSIBLE
<br />TO CHECK FIELD CONDITIONS PRIOR TO BIDDING AND REPORT ANY PROBLEMS/CONFLICTS TO THE ENGINEER WITHIN 2 DAYS
<br />OF DISCOVERY. ANY CHANGES RESULTING FROM CONDITIONS ARISING IN THE FIELD WHICH WERE NOT BROUGHT TO THE
<br />ENGINEER'S ATTENTION ARE TO BE MADE BY THIS CONTRACTOR WITH NO ADDITIONAL COST TO THE OWNER.
<br />20. ALL ROOF ATTACHED EQUIPMENT AND APPURTENANCES INCLUDED IN THE SCOPE OF THIS PROJECT ARE REQUIRED TO BE
<br />SECURED TO THE UNDERLYING BUILDING STRUCTURE. THE FASTENING SYSTEMS SHALL BE INSTALLED TO RESIST THE
<br />WIND PRESSURES ON THE EQUIPMENT AS DETERMINED IN ACCORDANCE WITH THE CURRENT BUILDING CODE.
<br />21. WAC WORK CONSISTS OF PROVIDING AIR CONDITIONING SYSTEMS FOR A COMPLETE OPERATING SYSTEM AS INDICATED ON
<br />THE DRAWINGS. ALL WORK SHALL COMPLY WITH APPLICABLE CODES IN SPECIFICATIONS. IT IS THE INTENTION OF THE
<br />CONTRACT DRAWINGS AND SPECIFICATION TO CALL FOR COMPLETE, FINISHED WORK, TESTED, AND READY FOR OPERATION.
<br />ABBREVIA11ONS
<br />AC
<br />AIR CONDITIONING
<br />EQUIP
<br />EQUIPMENT
<br />NIC
<br />NOT IN CONTRACT
<br />AD
<br />ACCESS DOOR
<br />EXIST
<br />EXISTING
<br />NO
<br />NORMALLY OPEN
<br />AFF
<br />ABOVE FINISHED FLOOR
<br />ESP
<br />EXTERNAL STATIC PRESSURE
<br />PD
<br />PRESSURE DROP
<br />AHU
<br />AIR HANDLING UNIT
<br />FCU
<br />FAN COIL UNIT
<br />PRESS
<br />PRESSURE
<br />AP
<br />ACCESS PANEL
<br />FD
<br />FLOOR DRAIN
<br />RA
<br />RETURN AIR
<br />BF
<br />BELOW FINISHED FLOOR
<br />FL
<br />FLOOR
<br />BHP
<br />BRAKE HORSE POWER
<br />FM
<br />FACTORY MUTUAL
<br />RG
<br />REFRIGERANT
<br />BOT
<br />BOTTOM
<br />FPI
<br />FINS PER INCH
<br />RLA
<br />RUNNING LOAD AMPS
<br />BTUH
<br />BRITISH THERMAL UNIT
<br />FPF
<br />FINS PER FOOT
<br />RPM
<br />REVOLUTIONS PER MINUTE
<br />RTU
<br />ROOF TOP UNIT
<br />PER HOUR
<br />FPM
<br />FEET PER MINUTE
<br />SD
<br />SMOKE DETECTOR
<br />CC
<br />COOLING COIL
<br />GSD
<br />FIRE/SMOKE DAMPER
<br />CD
<br />CONDENSATE DRAIN
<br />NATURAL GAS
<br />SA
<br />SUPPLY AIR
<br />CFM
<br />CUBIC FEET PER MINUTE
<br />GPH
<br />GALLONS PER HOUR
<br />SP
<br />STATIC PRESSURE
<br />CLG
<br />CEILING
<br />GPM
<br />GALLONS PER MINUTE
<br />STRICT
<br />STRUCTURAL
<br />CU
<br />CONDENSING UNIT
<br />H
<br />HUMIDITY
<br />SYS
<br />SYSTEM
<br />DB
<br />DRY BULB
<br />HC
<br />HEATING COIL
<br />T
<br />TEMPERATURE
<br />DG
<br />DOOR GRILLE
<br />HP
<br />HORSE POWER
<br />TSP
<br />TOTAL STATIC PRESSURE
<br />DP
<br />DEW POINT
<br />HVU
<br />HEATING AND VENTILATING UNIT
<br />TYP
<br />TYPICAL
<br />DX
<br />DIRECT EXPANSION
<br />KW
<br />KILOWATT
<br />UC
<br />UNDERCUT
<br />EA
<br />EXHAUST AIR
<br />LAT
<br />LEAVING AIR TEMPERATURE
<br />UG
<br />UNDERGROUND
<br />EAT
<br />ENTERING AIR TEMPERATURE
<br />LRA
<br />LOCKED ROTOR AMPS
<br />UL
<br />UNDERWRITERS LABORATORY
<br />EDH
<br />ELECTRIC DUCT HEATER
<br />LWT
<br />LEAVING WATER TEMPERATURE
<br />LION
<br />UNLESS OTHERWISE NOTED
<br />EER
<br />ENERGY EFFICIENCY RATIO
<br />MAX
<br />MAXIMUM
<br />W
<br />UNIT VENTILATOR
<br />VD
<br />VOLUME DAMPER
<br />EF
<br />EXHAUST FAN
<br />MIN
<br />MINIMUM
<br />WB
<br />WET BULB
<br />EL
<br />ELEVATION
<br />NC
<br />NORMALLY CLOSED
<br />PIPING
<br />z-���f��/ff�f/f ,t PIPING TO BE REMOVED • rI
<br />VALVE IN RISER
<br />z-----------z EXISTING PIPING TO REMAIN 2
<br />DIRECTION OF FLOW
<br />REFRIGERANT PIPING
<br />REDUCER OR INCREASER
<br />2 - z DOMESTIC WATER 9
<br />ECCENTRIC REDUCER
<br />GATE VALVE r
<br />TOP CONNECTION, 45 OR 90 DEG.
<br />GLOBE VALVE x
<br />'
<br />BOTTOM CONNECTION, 45 OR 90 DEG.
<br />CHECK VALVE r
<br />,
<br />z SIDE CONNEC1ON
<br />--i¢F-z BALL VALVE
<br />CAPPED OUTLET
<br />r---���-� BUTTERFLY VALVE
<br />PRESSURE REDUCING VALVE
<br />DROP IN PIPING
<br />SAFETY OR PRESSURE 2 0
<br />2 RISE IN PIPING
<br />RELIEF VALVE
<br />NOTE:
<br />M EBE ARE STANDARD SYMBOLS AND CEIER& NOTES AND MAY NOT ALL APPEAR
<br />ON TFE PROJECT MAMM HOWEVER ""' TFE SYMML APPEARS ON TM
<br />PROJECT MAWIM Tm REM SHALL BE PROMM AND IhWMI ED.
<br />SPECIFICATIONS
<br />1.0 BASIC MATERIAL AND METHODS
<br />1.1 SCOPE OF WORK
<br />PROVIDE LABOR AND MATERIALS AS REQUIRED TO PROVIDE A FULLY FUNCTIONING AND COMPLETE SYSTEM AS INDICATED ON
<br />DRAWINGS. THESE DRAWINGS ARE DIAGRAMMATIC IN NATURE AND INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS AND
<br />AEQUIPMENT.
<br />FINAL LOCATIONS OF EQUIPMENT SHALL BE FIELD DETERMINED. ALL DISCREPANCIES ON DRAWINGS SHALL BE BROUGHT
<br />TO THE ATTENTION OF THE ARCHITECT IN WRITING PRIOR TO SUBMISSION OF BIDS.
<br />1.2 GENERAL REQUIREMENTS, SPECIAL CONDITIONS AND WARRANTY
<br />A. ALL DIVISION 1 SPECIFICATIONS AND ARCHITECTURAL GENERAL AND SPECIAL CONDITIONS OUTLINED IN THE CONTRACT
<br />DOCUMENTS APPLY TO MECHANICAL SYSTEMS. ADDITIONALLY, WORK SHIM COMPLY WITH THE 2014 FLORIDA BUILDING
<br />CODE, ORDINANCES AND REGULATIONS OF THE LOCAL AUTHORITY HIVING JURISDICTION, NATIONAL FIRE PROTECTION
<br />ASSOCIATION AND NATIONAL ELECTRICAL CODE. ADDITIONS, ALTERATION, REFURBISHING, RENOVATIONS TO AN
<br />RECONSTRUCTION OF EXISTING HOSPITALS Stall BE IN COMPLIANCE WITH THE FOLLOWING CODES AND STANDARDS:
<br />B. 2014 FLORIDA BUILDING CODE
<br />C. WAC DUCT CONSTRUCTION STANDARDS -METAL AND FLEXIBLE, AMERICAN NATIONAL STANDARD/SHEET METAL AND AIR
<br />CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION (ANSI/SMACNA 006-2006)
<br />D. 2014 FLORIDA FIRE PREVENTION CODE
<br />E. HANDICAP ACCESSIBILITY STANDARDS IN CHAPTER 553, PART V, F.S.;
<br />F. FEDERAL AMERICANS WITH DISABILITIES ACE; THE FOLLOWING NATIONAL ARE CODES OF THE NATIONAL FIRE PROTECTION
<br />ASSOCIATION (NFPA)
<br />1. CHAPTER 30, FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE (2015 EDITION);
<br />2. CHAPTER 37, INSTALLATION AND USE OF STATIONARY COMBUSTION ENGINES AND GAS TURBINES (2015 EDITION);
<br />3. CHAPTER 50, BULK OXYGEN SYSTEMS AT CONSUMER SITES (2001 EDITION);
<br />4. CHAPTER 70B, ELECTRICAL EQUIPMENT MAINTENANCE (2013 EDITION);
<br />5. CHAPTER 70E, ELECTRICAL SAFETY REQUIREMENTS FOR EMPLOYEE WORKPLACES (2015 EDITION);
<br />6. CHAPTER 77, STATIC ELECTRICITY (2014 EDITION); �
<br />7. CHAPTER 99B, HYPOBARIC FACILITIES (2015 EDITION);
<br />8. CHAPTER 110, STANDARD FOR EMERGENCY AND STANDBY POWER SYSTEMS (2016 EDITION);
<br />9. CHAPTER 170, STANDARD FOR FIRE SAFETY AND EMERGENCY SYMBOLS (2015 EDITION);
<br />10. CHAPTER 262, STANDARD METHOD OF TEST FLAME TRAVEL AND SMOKE OF WIRES AND CABLES FOR USE IN AIR
<br />HANDLING SPACES (2015 EDITION);
<br />11. CHAPTER 498, RECOMMENDED PRACTICE FOR THE CLASSIFICATION 0 FLAMMABLE LIQUIDS, GASES, OR VAPORS AND OF
<br />(CLASSIFIED) LOCATIONS FOR ELECTRICAL INSTALLATIONS IN CHEMICAL PROCESS AREAS (2012 EDITION);
<br />12. CHAPTER 600, STANDARD ON INDUSTRIAL FIRE BRIGADES (2015 EDITION);
<br />13. CHAPTER 780, STANDARD FOR THE INSTALLATION OF LIGHTNING PROTECTION SYSTEMS (2014 EDITION);
<br />14. CHAPTER 801, STANDARD FOR FIRE PROTECTION FOR FACILITIES HANDLING RADIOACTIVE MATERIALS (2014 EDITION);
<br />15. CHAPTER 850, RECOMMENDED PRACTICE FOR FIRE PROTECTION FOR ELECTRIC GENERATING PLANTS AND HIGH
<br />VOLTAGE DIRECT CURRENT CONVERTER STATIONS (2015 EDITION);
<br />G. FIRE, SMOKE, AND RADIATION DAMPER INSTALLATION GUIDE FOR WAC SYSTEMS (1986), SHEET METAL AND AIR
<br />CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION, INC. (SMACNA); <
<br />H. LOCAL CODES WHICH SET MORE STRINGENT STANDARDS OR ADD ADDITIONAL REQUIREMENTS SHALL TAKE PRECEDENCE
<br />> OVER THESE STANDARDS AND REQUIREMENTS AS SET FORTH IN THIS SECTION. CONTACT THE OFFICE OF PLANS AND
<br />CONSTRUCTION WHEN CONFLICTS OCCUR.
<br />I. ALL EQUIPMENT SHIM CARRY THE UNDERWRITER'S LABORATORIES (UL) OR ELECTRIC TESTING LABS (EL)SEAL WHERE
<br />APPLICABLE. CONTRACTOR SHALL PROVIDE A ONE-YEAR PARTS AND LABOR WARRANTY ON ALL EQUIPMENT PROVIDED ON
<br />THIS PROJECT. WARRANTY SHALL START ON THE DATE OF SUBSTANTIAL COMPLETION. CONTRACTOR SHALL PURCHASE
<br />MANUFACTURER'S WARRANTY FOR ALL REFRIGERATION EQUIPMENT.
<br />1.3
<br />UNLESS OTHERWISE NOTED, P CIS, WHERE NO SPECIFIC WEIGHTS OR GRADES ARE SPECIFIED
<br />PROVIDE MATERIALS OF AN ACCEPTED STANDARD WEIG D GRADE ACCORDING TO CODE AND GOVERNING STANDARDS BY
<br />ASHRAE, SMACNA, NFPA AND UL INSTALL ALL EQUIPMENT, PIPING, DUCTWORK AND CONTROLS IN ACCORDANCE WITH CODES,
<br />GOVERNING STANDARDS, AND MANUFACTURER'S RECOMMENDATIONS. FIRE PERFORMANCE CHARACTERISTICS OF INSTALLED MATERIALS
<br />SHALL BE RATED IN ACCORDANCE WITH ASTM E84. MAXIMUM SMOKE DEVELOPED RATING SHALL BE 50. SUPPLIED EQUIPMENT
<br />SHALL BE AS SCHEDULED OR OWNER APPROVED EQUAL IN QUALITY AND PERFORMANCE.
<br />1.4 COORDINATION
<br />COORDINATE ALL WORK FOR PROPER LOCATION, POWER, AND UTILITY REQUIREMENTS. SCHEDULE INSTALLATIONS TO AVOID
<br />CONFLICT AMONG TRADES. ADDITIONS TO THE CONTRACT FOR COORDINATION AMONG TRADES WILL NOT BE ALLOWED.
<br />1.5 PENETRATIONS. CUTTING AND PATCHING
<br />SEAL ALL PIPING AND DUCT PENETRATIONS OF WALLS IN ACCORDANCE WITH ARCHITECTURAL DRAWINGS AND SPECIFICATIONS.
<br />FLASH ALL ROOF AND WALL PENETRATIONS IN ACCORDANCE WITH ARCHITECTURAL DRAWINGS. PROVIDE FIRE DAMPERS AT ALL
<br />RATED PENETRATIONS.
<br />1.6 HANGERS AND SUPPORTS
<br />PROVIDE HANGERS AND SUPPORTS FOR ALL PIPING, DUCTWORK AND EQUIPMENT IN ACCORDANCE WITH SMACNA, MSS, ASME
<br />AND ASHRAE STANDARDS. SUPPORT ALL ITEMS FROM INTEGRAL BUILDING STRUCTURAL MEMBERS. DO NOT HANG ITEMS FROM
<br />ROOF DECKING.
<br />2.0 CONDENSATE PIPING
<br />CONDENSATE PIPES SHALL BE SCH-40 PVC WITH SOLVENT WELDS, SUPPORTED TO BUILDING. PROVIDE CONDENSATE PUMPS IF
<br />REQUIRED TO MAINTAIN A PITCH OF 1/8" PER FOOT. REFRIGERANT PIPING SHALL BE TYPE "L" COPPER PIPE. PIPING SHALL BE
<br />INSULATED WITH 3/4" THICK ARMAFLEX INSULATION SUITABLE FOR RETURN AIR PLENUMS. ALL ROOF PIPING SHALL BE SECURED
<br />TO THE DECK AND DRAIN PIPING CONNECTED INTO A ROOF DRAIN OR GUTTER. PROVIDE P-TRAPS AT UNIT.
<br />3.0 SHEET METAL MATERIALS
<br />A. SHEET METAL, GENERAL PROVIDE SHEET METAL IN THICKNESSES INDICATED, PACKAGED AND MARKED AS SPECIFIED IN ASTM
<br />A 700.
<br />B. GALVANIZED SHEET STEEL: LOCK -FORMING QUALITY, ASTM A 527, COATING DESIGNATION G 90. PROVIDE MILL PHOSPHATIZED
<br />FINISH FOR EXPOSED SURFACES OF DUCTS EXPOSED TO VIEW.
<br />C. REINFORCEMENT SHAPES AND PLATES: UNLESS OTHERWISE INDICATED, PROVIDE GALVANIZED STEEL REINFORCING WHERE
<br />INSTALLED ON GALVANIZED SHEET METAL DUCTS. FOR ALUMINUM AND STAINLESS STEEL DUCTS PROVIDE REINFORCING OF
<br />COMPATIBLE MATERIALS.
<br />D. TIE RODS: GALVANIZED STEEL, 1/4-INCH MINIMUM DIAMETER FOR 36-INCH LENGTH OR LESS; 3/8-INCH MINIMUM DIAMETER
<br />FOR LENGTHS LONGER THAN 36 INCHES.
<br />3.01 SEALING MATERIALS
<br />A JOINT AND SEAM SEALANT: LOW VOC, ONE -PART, NON -SAG, SOLVENT -RELEASE -CURING, POLYMERIZED BUM SEALANT
<br />COMPLYING WITH FSTT-S-001657, TYPE I; FORMULATED WITH A MINIMUM OF 75% SOLIDS AND SQAMD RULE 1168.
<br />IRON -GRIP 601 OR APPROVED EQUAL (75 G/L (LESS WATER) VOC CONTENT).
<br />B. FLANGED JOINT MASTICS: ONE -PART, ACID -CURING, SILICONE ELASTOMERIC JOINT SEALANTS, COMPLYING WITH ASTM C
<br />920, TYPE S. GRADE NS, CLASS 25, USE 0.
<br />3.02 ARE -STOPPING
<br />A. FIRE-RESISTANT SEALANT: PROVIDE ONE -PART ELASTOMERIC SEALANT FORMULATED FOR USE IN A THROUGH -PENETRATION
<br />FIRE -STOP SYSTEM FOR FIWNG OPENINGS AROUND DUCT PENETRATIONS THROUGH WALLS AND FLOORS, HAVING
<br />FIRE -RESISTANCE RATINGS INDICATED AS ESTABLISHED BY TESTING IDENTICAL ASSEMBLIES PER ASTM E 814 BY
<br />UNDERWRITERS LABORATORY, INC. OR OTHER TESTING AND INSPECTING AGENCY ACCEPTABLE TO AUTHORITIES HAVING
<br />JURISDICTION.
<br />B. PRODUCTS: SUBJECT TO COMPLIANCE WITH REQUIREMENTS, PROVIDE ONE OF THE FOLLOWING:
<br />1. 'DOW CORNING FIRE STOP SEALANT"; DOW CORNING CORP.
<br />2. "3M ARE BARRIER CAULK CP_25` ELECTRICAL PRODUCTS DIV./3M.
<br />3. " RTV 7403"; GENERAL ELECTRIC CO.
<br />4. "FYRE PUTTY"; STANDARD OIL ENGINEERED MATERIALS CO.
<br />3.03 HANGERS AND SUPPORTS
<br />A. BUILDING ATTACHMENTS: CONCRETE INSERTS, POWDER ACTUATED FASTENERS, OR STRUCTURAL STEEL FASTENERS
<br />APPROPRIATE FOR BUILDING MATERIALS. DO NOT USE POWDER ACTUATED CONCRETE FASTENERS FOR LIGHTWEIGHT
<br />AGGREGATE CONCRETES OR FOR SLABS LESS THAN 4 INCHES THICK.
<br />B. HANGERS: GALVANIZED SHEET STEEL, OR ROUND, STEEL, THREADED ROD.
<br />1. HANGERS INSTALLED IN CORROSIVE ATMOSPHERES: ELECTRO-GALVANIZED, ALL -THREAD ROD OR
<br />HOT -DIPPED -GALVANIZED RODS WITH THREADS PAINTED AFTER INSTALLATION.
<br />2. STRAPS AND ROD SIZES: CONFORM WITH TABLE 4_1 IN SMACNA WAC DUCT CONSTRUCTION STANDARDS,
<br />1985 EDITION, FOR SHEET STEEL WIDTH AND GAGE AND STEEL ROD DIAMETERS.
<br />C. DUCT ATTACHMENTS: SHEET METAL SCREWS, BLIND RIVETS, OR SELF_ TAPPING METAL SCREWS; COMPATIBLE WITH DUCT
<br />MATERIALS.
<br />D. TRAPEZE AND RISER SUPPORTS: STEEL SHAPES CONFORMING TO ASTM A 36.
<br />1. WHERE GALVANIZED STEEL DUCTS ARE INSTALLED, PROVIDE HOT -DIPPED- GALVANIZED STEEL SHAPES AND PLATES.
<br />MECHANICAL
<br />M1.0 ABBREVIATIONS, LEGENDS AND GENERAL NOTES
<br />M2.0 INFECTION CONTROL PLAN
<br />M3.0 WAC 1 ST FLOOR PLAN - DEMOLITION
<br />M4.0 WAC 1 ST FLOOR PLAN - NEW CONSTRUCTION
<br />M4.1 WAC 2ND FLOOR PLAN - NEW CONSTRUCTION
<br />PLAN - NEW CONSTRUCTION
<br />M4.3 WAC MOBILE M
<br />SCHEDULE & DETAILS
<br />M5.1 AIR BALANCE TABLE
<br />src:cF-IcnnoNs - CONTHUED
<br />3.04 RECTANGULAR DUCT FABRICATION
<br />A. GENERAL: EXCEPT AS OTHERWISE INDICATED, FABRICATE RECTANGULAR DUCTS WITH GALVANIZED SHEET STEEL, IN
<br />ACCORDANCE WITH SMACNA 'HVAC DUCT CONSTRUCTION STANDARDS," TABLES 13 THROUGH 119, INCLUDING THEIR
<br />ASSOCIATED DETAILS. CONFORM TO THE REQUIREMENTS IN THE REFERENCED STANDARD FOR METAL THICKNESS,
<br />REINFORCING TYPES AND INTERVALS, TIE ROD APPLICATIONS, AND JOINT TYPES AND INTERVALS.
<br />1. FABRICATE RECTANGULAR DUCTS IN LENGTHS APPROPRIATE TO REINFORCEMENT AND RIGIDITY CLASS REQUIRED
<br />FOR PRESSURE CLASSIFICATION.
<br />2. PROVIDE MATERIALS THAT ARE FREE FROM VISUAL IMPERFECTIONS SUCH AS PITTING, SEAM MARKS, ROLLER MARKS,
<br />STAINS, AND DISCOLORATION&
<br />B. FABRICATE KITCHEN HOOD EXHAUST DUCTS WITH 16_GAGE, CARBON STEEL SHEETS FOR CONCEALED DUCTS AND 18_GAGE
<br />STAINLESS STEELS FOR EXPOSED DUCTS. WELD AND FLANGE SEAMS AND JOINTS LIQUID TIGHT. CONFORM TO NFPA
<br />STANDARD 96.
<br />C. FABRICATE DISHWASHER HOOD EXHAUST DUCTS WITH 18_GAGE STAINLESS STEELS. WELD AND FLANGE SEAMS AND JOINTS.
<br />D. STATIC PRESSURE CLASSIFICATIONS: EXCEPT WHERE OTHERWISE INDICATED, CONSTRUCT DUCT SYSTEMS TO THE FOLLOWING
<br />PRESSURE CLASSIFICATIONS:
<br />1. SUPPLY DUCTS: 3 INCHES WATER GAGE.
<br />2. RETURN DUCTS: 2 INCHES WATER GAGE, NEGATIVE PRESSURE.
<br />3. EXHAUST DUCTS: 2 INCHES WATER GAGE, NEGATIVE PRESSURE.
<br />E. CROSSBREAKING OR CROSS BEADING: CROSSBREAK OR BEAD DUCT SIDES THAT ARE 19 INCHES AND LARGER AND ARE
<br />20 GAGE OR LESS, WITH MORE THAN 10 SQ. FT. OF UNBRACED PANEL AREA, AS INDICATED IN SMACNA -WAC DUCT
<br />CONSTRUCTION STANDARD."
<br />3.05 RECTANGULAR DUCT FITTINGS
<br />A. FABRICATE ELBOWS, TRANSITIONS, OFFSETS, BRANCH CONNECTIONS, AND OTHER DUCT CONSTRUCTION IN ACCORDANCE
<br />WITH SMACNA "HVAC METAL DUCT CONSTRUCTION STANDARD," 1985 EDITION, FIGURES 2_1 THROUGH 2_10.
<br />3.1 FLEXIBLE DUCTS
<br />A. GENERAL: COMPLY WITH UL 181, CLASS 1.
<br />B. FLEXIBLE DUCTS - INSULATED: FACTORY -FABRICATED, INSULATED, ROUND DUCT, WITH AN OUTER JACKET ENCLOSING GLASS
<br />FIBER (R-4.2, 1" THICK IN CONDITIONED AREAS, R-6.0, 1-1/2" THICK IN NON -CONDITIONED SPACES) INSULATION AROUND A
<br />CONTINUOUS INNER LINER. DUCTING RATED FOR 3/4" NEGATIVE PRESSURE.
<br />1. REINFORCEMENT: STEEL -WIRE HELIX ENCAPSULATED IN THE INNER LINER.
<br />2. OUTER JACKET: GLASS -REINFORCED, SILVER MYLAR WITH A CONTINUOUS HANGING TAB, INTEGRAL FIBER GLASS
<br />TAPE, AND NYLON HANGING CORD.
<br />3. INNER LINER: POLYETHYLENE FILM.
<br />3.2 FLEXIBLE CONNECTIONS
<br />PROVIDE FLEXIBLE CONNECTIONS AT ALL EQUIPMENT CONNECTIONS. SHALL BE INSTALLED WITH A MINIMUM CLEARANCE
<br />TO THE APPLIANCE AS SPECIFIED IN THE APPLIANCE'S INSTALLATION INSTRUCTIONS.
<br />3.3 AIR DUCTS - EXHAUST AIR
<br />SMACNA LOW PRESSURE CLASS GALVANIZED SHEET METAL DUCT SYSTEM WITH LOCK FORMING QUALITY. (SNAP -LOCK IS OK)
<br />3.4 REINFORCEMENT
<br />A. CHANNEL REINFORCEMENT: GALVANIZED -STEEL CHANNELS FABRICATED FROM ASTM A 527 AND HAVING G 60 OR G 90
<br />ZINC COATING WEIGHT. REFER TO FGDCS FOR CHANNEL SIZES AND SPACING.
<br />B. TIE RODS REINFORCEMENT: 12-GAGE, GALVANIZED -STEEL WIRE, LENGTH TO SUIT TERMINATION METHOD. REFER TO FGDCS
<br />FOR ROD SIZES AND SPACING.
<br />C. REINFORCING ROD WASHERS: 2-1/2 INCHES SQUARE BY 0.028 INCHES THICK MINIMUM OR 0.020 INCHES THICK TO SUIT
<br />TERMINATION METHOD, GALVANIZED -STEEL WASHER WITH TURNED EDGES.
<br />D. INSTALL ANTI -SAG DEVICES IN DUCTS 48 INCHES WIDE AND LARGER.
<br />E. FOR NEGATIVE PRESSURE DUCTS, FASTEN REINFORCING CHANNELS THROUGH DUCTS TO 2-INCH, BY 6-INCH, BY 20-GAGE
<br />GALVANIZED -STEEL CUPS AT TRANSVERSE JOINTS AND 2-1/2-INCH-SQUARE GALVANIZED -STEEL WASHERS AT INTERMEDIATE
<br />REINFORCEMENT. REFER TO SCHEDULES IN THE FGDCS FOR QUANTITIES.
<br />3.5 CLOSURE
<br />A. MATERIALS: SELECT ONE OF THE FOLLOWING CLOSURE MATERIALS AS RECOMMENDED BY THE FIBROUS GLASS DUCT
<br />MANUFACTURER:
<br />1. PRESSURE -SENSITIVE TAPE: A MINIMUM OF 2-1/2 INCHES WIDE, FIBER GLASS -REINFORCED, ALUMINUM FOIL TAPE
<br />COMPLYING WITH UL STANDARD 181A, PART P, AND IMPRINTED WITH THE REQUIRED INFORMATION.
<br />2. HEAT -ACTIVATED TAPE: A MINIMUM OF 2-1/2 INCHES WIDE, FIBER GLASS -REINFORCED, FOIL/SCRIM TAPE
<br />COMPLYING WITH UL STANDARD 181A, PART H, AND IMPRINTED WITH THE REQUIRED INFORMATION.
<br />3. MASTIC AND GLASS FABRIC: A MINIMUM OF 3 INCHES WIDE, GLASS FABRIC AND DUCT MANUFACTURER'S
<br />RECOMMENDED MASTIC THAT COMPLIES WITH UL STANDARD 181.
<br />3.6 HANGING AND SUPPORTING
<br />A. INSTALL UPPER ATTACHMENTS TO STRUCTURES WITH AN ALLOWABLE LOAD NOT EXCEEDING 1/4 OF THE FAILURE (PROOF TEST) LO
<br />B. INSTALL CONCRETE INSERT BEFORE PLACING CONCRETE.
<br />C. INSTALL POWDER -ACTUATED CONCRETE FASTENERS AFTER CONCRETE IS PLACED AND COMPLETELY CURED.
<br />D. DUCT ATTACHMENT: SUPPORT HORIZONTAL DUCTS WITH TRAPEZE -TYPE HANGERS.
<br />E. HANGER: SUSPEND DUCT ATTACHMENT FROM BUILDING ATTACHMENT WITH 1 OF THE FOLLOWING HANGER TYPES:
<br />1. GALVANIZED -SHEET METAL STRIP, A MINIMUM OF 22 GAGE BY I INCH WIDE.
<br />2. GALVANIZED -STEEL ROD, 1/4 INCH DIAMETER, THREADED ITS ENTIRE LENGTH.
<br />3. GALVANIZED -STEEL WIRE, 12 GAGE MINIMUM.
<br />F. ATTACH HANGERS TO JOINT AND REINFORCEMENT CHANNELS THAT OCCUR WITHIN THE REQUIRED HANGER SPACING. ATTACH
<br />HANGERS TO TRANSMIT LOAD TO THE SIDES AND BOTTOM CHANNELS AND NO MORE THAN 6 INCHES FROM SIDES OF DUCT.
<br />G. SUPPORT EQUIPMENT AND METAL DUCT COMPONENTS AND ACCESSORIES INDEPENDENT FROM DUCT.
<br />H. SUPPORT TERMINAL COMPONENTS SEPARATELY.
<br />I. INSTALL SHEET -METAL SLEEVE TO SUPPORT DAMPERS. EXTEND SLEEVE FOR MOTORIZED DAMPERS TO SUPPORT OPERATOR.
<br />4.0 AIR DEVICES
<br />PROVIDE AIR DEVICES AS PER AIR DEVICE SCHEDULE. SUBSTITUTIONS MAY BE SUBMITTED FOR PRIOR APPROVAL
<br />4.1 FLEXIBLE CONNECTIONS
<br />PROVIDE FLEXIBLE CONNECTIONS AT ALL EQUIPMENT CONNECTIONS. SHALL BE INSTALLED WITH A MINIMUM CLEARANCE
<br />TO THE APPLIANCE AS SPECIFIED IN THE APPLIANCE'S INSTALLATION INSTRUCTIONS.
<br />4.2 INSULATIO
<br />INSULATE ALL GALVANIZED STEEL SUPPLY AND RETURN AIR DUCTWORK. EXHAUST DUCTS SHALL NOT BE INSULATED, EXCEPT
<br />INTERNALLY LINED WITH INSULATION 10 FEET OF DUCTWORK ATTACHED TO AND INCLUDING THE DISCHARGE PLENUMS AT EXHAUST
<br />LOUVERS FOR NOISE CONSIDERATIONS. INSULATE OUTSIDE AIR INTAKE DUCTS TO OUTSIDE AIR OPENING.
<br />DUCT WRAP SHALL BE SPECIFICALLY DESIGNED FOR WRAPPING HEATING AND AIR CONDITIONING DUCTWORK AND INCLUDE 2" OVERLAP
<br />FACING TAB TO PROVIDE FOR CONTINUOUS VAPOR SEAL DUCT WRAP SHALL BE 2' THICK, 1.5 LB. DENSITY, FOIL_SCRIM_KRAFT
<br />LAMINATED VAPOR BARRIER FACING, MINIMUM INSTALLED R_VALUE EQUAL TO 6.4, AND A MAXIMUM FLAME SPREAD/SMOKE
<br />DEVELOPMENT RATING OF 25/50 PER ASTM E84.
<br />INSULATE HVAC PLENUMS AND UNIT HOUSINGS NOT PRE -INSULATED AT FACTORY OR LINED WITH 2' THICK DUCT WRAP.
<br />INSULATE ALL EXPOSED METAL SURFACES ON BACK OF CEILING DIFFUSERS WITH 1' THICK FIBERGLASS WITH VAPOR BARRIER.
<br />5.0 TESTING, ADJUSTING AND BALANCING
<br />TEST AND BALANCE SHALL BE PROVIDED BY A COMPANY SPECIALIZING IN THE TESTING AND BALANCING OF WAC
<br />SYSTEMS AS SUBCONTRACTOR TO THE WAC CONTRACTOR, GENERAL CONTRACTOR, OR OWNER. THE TEST AND BALANCE
<br />CONTRACTOR SHALL BE A MEMBER OF EITHER ASSOCIATED AIR BALANCE COUNCIL (AABC) OR NATIONAL ENVIRONMENTAL
<br />BALANCING BUREAU (NEBB).
<br />6.0 SUBMITTALS
<br />PROVIDE 6-SETS (IN BINDER) OF MANUFACTURERS DATA, ELECTRICAL DATA, DIMENSIONAL DATA AND CLEARANCES, CONNECTION DATA,
<br />COLOR SAMPLES (IF REQUIRED) AND TEST DATA FOR A/C EQUIPMENT, CONTROLS, EXHAUST FANS AND DIFFUSER/GRILLES.
<br />SHOP DRAWINGS AND 0&M MANUALS MUST BE SUBMITTED AND APPROVED PRIOR TO ORDERING EQUIPMENT. ENGINEER WILL REQUIRE
<br />10 WORKING DAYS TO REVIEW DRAWINGS.
<br />Project No. 15017.00 1
<br />M1,60
<br />1
<br />02015 BH/PK Architects, Inc.
<br />$DATE$ $TIME$ $FILEA$
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