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TITLE -24 MANDATORY MEASURES CHECK LIST DUCTWORK LEGEND
<br />EQUIPMENT AND SYSTEMS EFFICIENCY NOT ALL OF THESE 5YMBOL5 MAY NECESSARILY APPEAR ON THE DRAWINGS.
<br />_ VD
<br />ANY APPLIANCE FOR WHIGR THERE 15 A CALIFORNIA STANDARD ESTABLISHED IN THE ® INTERNALLY LINE DUCT
<br />APPLIANCE EFFICIENCY STANDARDS MAY BE INSTALLED ONLY IF THE MANUFACTURE4-WAY SUPPLY AIR DIFFUSER R I��---���------III
<br />HAS CERTIFIED TO THE COMMISSION, AS SPECIFIED IN THOSE REGULATIONS, THAT
<br />THE APPLIANCE COMPLIES WITH THE APPLICABLE STANDARD FOR THAT APPLIANCE. MANUAL VOLUME DAMPER
<br />® 3 -WAY SUPPLY AIR DIFFUSER � SUPPLY AIR DUCT 'FD
<br />PIPING, EXCEPT THOSE CONVEYING FLUIDS E TEMPERATURES BETWEEN 60°F AND .� I �. FIRE DAMPER
<br />STAN105-FOR WITHIN HVAC EQUIPMENT, SHALL BE INSULATED IN ACCORDANCE WITH �-}--H
<br />STANDARDS SECTION 123. 2 -WAY SUPPLY AIR DIFFUSER RETURN AIR DUCT
<br />(OPP051NG) SD
<br />AIR HANDLING DUCT PROVIDED
<br />INSYSTEMS SHALL BE OF THE CALIF INSTALLED, SEALED, AND SMOKE/FIRE DAMPER
<br />INSULATED AS PROVIDED IN CHAPTER b OF THE CALIFORNIA MECHANICAL CODE. 2 -WAY SUPPLY AIR DIFFUSER � EXHAUST AIR DUCT ��-I
<br />(OBLIQUE)
<br />CONTROLS ^ A
<br />EACH SPACE CONDITIONING SYSTEM SHALL
<br />I-WAY SUPPLY AIR DIFFUSER I •� I MITERED ELBOW WITH TURNING VANES AUTOMATIC (CONTROL) DAMPER
<br />I x1
<br />SWITCH WITH AN AGGC-551BLE MANUAL OVERRIDE
<br />INSTALLED WITH AN AUTOMATIC TIME DE THAT ALLOWS THE OPERATION OF THE ��JJ
<br />SYSTEM DURING OFF -HOURS FOR UP TO 4 HOURS. THE TIME SWITCH SHALL BE ® RETURN AIR REGISTER RADIUSELBOW WITH TURNING VANES
<br />CAPABLE OF PROGRAMMING DIFFERENT SCHEDULES FOR WEEKDAY5 AND WEEKEND5, RECTANGULAR TO ROUND TRANSITION
<br />INCORPORATE AN AUTOMATIC HOLIDAY 45HUT-OFF° FEATURE THAT TURNS OFF ALL
<br />LOADS FOR AT LEAST 24 HOURS, THEN RE5UME5 THE NORMALLY SCHEDULED OPER- ® EXHAUST AIR REGISTER
<br />ATION5; AND HAS PROGRAM BACKUP CAPABILITIES THAT PREVENT THE LOSS OF THE / J RADIUS ELBOW WITHOUT TURNING VANES
<br />DEVICES PROGRAM AND TIME SETTING
<br />RANTED. FOR AT LEAST 10 HOURS IF POWER IS INTER- LJ
<br />� SUPPLY AIR REGISTER FLEXIBLE CONNECTOR
<br />EACH SPADE CONDITIONING SYSTEM SHALL BE INSTALLED WITH CONTROLS TO TEMPO-
<br />RARILY RESTART AND TEMPORARILY OPERATE THE SYSTEM AS REQUIRED TO MAINTAIN
<br />A SETBACK HEATING THERM05TAT 5ETPOINT. FLEXIBLE DUCT RUN -OUT
<br />EACH SPADE CONDITIONING ZONE SHALL BE CONTROLLED BY AN INDIVIDUAL THERMO- ( RETURN OR EXHAUST
<br />STATIC CONTROL THAT RESPONDS TO TEMPERATURE WITHIN THE ZONE. WHERE USED AIR REGISTER
<br />TO CONTROL HEATING. THE CONTROL SHALL BE ADJUSTABLE DOM TO 55°F OR LOWER.
<br />FOR COOLING, THE CONTROL SHALL BE ADJUSTABLE UP TO 85°F OR HIGHER. WHERE
<br />USED TO CONTROL BOTH HEATING AND COOLING, THE CONTROL SHALL BE CAPABLE OF
<br />PROVIDING A DEAD BAND OF AT LEAST TO MUM
<br />WITHIN WHICH THE SUPPLY OF HEATING GENERAL HVAC ABBREVIATIONS
<br />AND COOLING IS SHUT OFF OR REDUCED TO A MINI.
<br />THERMOSTATS SHALL HAVE NUMERIC SETPOINTS IN OF.
<br />THERMOSTATS SHALL HAVE ADJUSTABLE SETPOINT STOPS ACGE5515LE ONLY TO AUTH- NOT ALL OF THESE A55REVIATION5 MAY NECESSARILY APPEAR ON THE DRAWING5.
<br />ORIZED PERSONNEL.
<br />AD ACCESS DOOR EMS ENERGY MANAGEMENT SYSTEM PD PRE55URE DROP
<br />VENTRATION AFG ABOVE FINISHED CEILING ESP EXTERNAL STATIC PRE55URE P51 POUNDS PER SQUARE INCH (GAUGE)
<br />CONTROLSAFF ABOVE FINISHED FLOOR EWT ENTERING WA7ER TEMPERATURE, OF RA RETURN AIR / RETURN AIR DUCT
<br />OPERATED AT THE VENTILATION RATES A5 SPECIFIED IN THESE PLANS, SHALL BE PROVIDED TO ALLOW OUTSIDE AIR DAMPERS OR DEVICES TO BE AFG ABOVE FINISHED GRADE OF DEGREES FAHRENHEIT RL REFRIGERANT PIPING LIQUID LINE
<br />OPERATED
<br />GRAVITY OR AUTOMATIC DAMPERS INTERLOCKED AND CLOSED ON FAN SHUTDOWN SHALL AL ACOUSTICAL LININ FBO FURNISHED BY OTHERS R5 REFRIGERANT PIPING 500TION NAPDW LINE
<br />BE PROVIDED ON THE OUTSIDE AIR INTAKES AND 0I5GRARGE5 OF ALL SPACE GOND- BDD BACKDRAFT DAMPER FD FIRE DAMPER 5 SWITCH
<br />ITIONING AND EXHAUST SYSTEMS. BF - BELOW FLOOR FLA FULL LOAD AMPERES 5A SUPPLY AIR / SUPPLY AIR DUCT
<br />ALL GRAVITY VENTILATING SYSTEMS SHALL BE PROVIDED WITH AUTOMATIC OR READILY BHP BRAKE HORSEPONER F50 FIRE/SMOKE DAMPER SAD SEE ARCHITECTURAL DRAWINGS
<br />AGGE551BLE MANUALLY OPERATED DAMPERS IN ALL OPENINGS TO THE OUTSIDE, EXCEPT BP BYPASS DAMPER FT FEET
<br />FOR COMBUSTION AIR OPENINGS. SD SMOKE DETECTOR
<br />AIR BALANCING: ALL SPACE CONDITIONING AND VENTILATION SYSTEMS SHALL BE BTUH BRITISH THERMAL UNITS PER HOUR GG GENERAL CONTRACTOR SED SEE ELECTRICAL DRAWINGS
<br />BALANCED TO THE QUANTITIES SPECIFIED IN THESE PLANS, IN ACCORDANCE WITH THE GD CONDENSATE DRAIN GPM GALLONS PER MINUTE SP STATIC PRESSURE
<br />NATIONAL ENVIRONMENTAL BALANCING BUREAU (NEBB)CAL STANDAR STANDARDS (1983), GFM CUBIC FEET PER MINUTE HP HORSEPOWER 5PD SEE PLUMBING DRAWING5
<br />OR ASSOCIATED AIR BALANCE COUNCIL (AABG) NATIONAL STANDARDS (1966).
<br />GHWR CHILLED WATER RETURN HWR HOT WATER RETURN 50 FT SQUARE FEET
<br />HEAT PUMPS GHW5 GRILLED WATERSUPPLY HWS HOT WATER SUPPLY 55D SEE STRUCTURAL DRAWI1,165
<br />G5FM CALIF. STATE FIRE MARSHALL INS INCHES 5TM STEAM
<br />ALL CENTRAL AIR CONDITIONING HEAT PUMPS SHALL COMPLY WITH THE APPLICABLE OR CONDENSATE RETURN LAT LEAVING AIR TEMPERATURE
<br />EFFICIENCY STANDARDS, EXCEPT THAT CENTRAL AIR CONDITIONING HEAT PUMPS WTG TIMEGLOGKITH Gv FLOW COEFFICIENT LBS VIGHT IN POUNDS
<br />COOLING CAPACITY OF 135000 BTU/HR OR MORE APPLY TO HEATING PERFORMANCE BUT TOP TEMPERATURE CONTROL PANEL
<br />NOT COOLING PERFORMANCE. GW COLD WATER LWT LEAVING WATER TEMPERATURE, OF T5P TOTAL STATIC PRESSURE
<br />HEAT PUMPS SHALL BE INSTALLED WITH CONTROLS TO PREVENT ELECTRIC RESISTANCE GWR CONDEN5ER WATER RETURN MAX MAXIMUM TYP TYPICAL
<br />SUPPLEMENTARY HEATER OPERATION WENTHE HEATING LOAD CAN BE MET BY THE HEAT
<br />PUMP ALONE. ELECTRIC RESISTANCE SUPPLEMENTARY HEATER OPERATION IS PERM-
<br />GW5 CONDENSER WATER SUPPLY MBH THOUSANDS OF BTU'S PER HIOUR LION UNLE55 OTHERH15E NOTED
<br />SUPPLEMENTARY
<br />ITTED DURING TRANSIENT PERIODS, SUCH A5 START-UPS AND FOLLOWING ROOM THERM- OB DRY BULB TEMPERATURE, OF MGA MINIMUM CIRCUIT AMPERES V/PHMZ VOLTS / PHASE / HERTZ
<br />OSTAT SETPOINT ADVANCE, WHEN CONTROLS ARE PROVIDED WHICH USE PREFERENTIAL
<br />RATE CONTROL, INTELLIGENT RECOVERY, STAGING; RAMPING, OR 51MILAR CONTROL DDC DIRECT DIGITAL CONTROL MFR MANUFACTURER VD VOLUME DAMPER
<br />MECHANISMS DESIGNED TO PRECLUDE THE UNNECESSARY OPERATION OF SUPPLEMENTARY DIA DIAMETER IN INGHE5 MIN MINIMUMWITFN
<br />HEATING DURING THE RECOVERY PERIOD. SUPPLEMENTARY HEATER OPERATION 15 ALSO kv
<br />PERMITTED DURING DEFROST. DN DOWN MOGP MAXIMUM OVER CURRENT PROTECTION W/O WITHOUT
<br />(E) EXISTING (N) NEW
<br />WG WATER COLUMN
<br />EA EXHAUST AIR / EXHAUST AIR DUCT WA NOT APPLICABLE WB NET BULB TEMPERATURE, °F
<br />EAT ENTERING AIR TEMPERATURE, OF NIG NOT IN CONTRACT WT HEIGHT
<br />EG ELECTRICAL CONTRACTOR OA OUTSIDE AIR / OUTSIDE AIR DUCT m DIAMETER IN INCHES
<br />EFF EFFIGIENCY OBD OPPOSED BLADE DAMPER
<br />MISCELLANEOUS SYMBOLS
<br />G AIR TERMINAL TYPE (SEE SCHEDULE)200 AIR FLOW, GFM
<br />18x12 NECK SIZE (IF ABSENT - SEE SCHEDULE)
<br />P.C. UNIT TYPE
<br />4 UNIT NUMBER
<br />3A ` DETAIL NUMBER (WITH OPTIONAL FIGURE LETTER)
<br />DRAWING REFERENCE NUMBER
<br />bO SHEET NOTE - NEW d RENOVATION WORK
<br />OSHEET NOTE - DEMOLITION WORK
<br />O THERMOSTAT - MOUNTED 46" ABOVE FIN15HED FLOOR
<br />R
<br />HVAC GENERAL NOTES
<br />I. PROVIDE ALL EQUIPMENT, FIXTURES AND MATERIALS REQUIRED TO COMPLETE
<br />AND MAKE OPERATIONAL THE MECHANICAL SYSTEMS 5NOWN ON THESE
<br />DRAWINGS AND DESCRIBED IN DIVISION -15 OF THE SPECIFICATIONS.
<br />2. PRODUCT MANUFACTURERS NAMES AND MODEL NUMBERS ARE SHOWN ON THE
<br />DRAWINGS TO ESTABL15H A BA515 OF DESIGN AND A STANDARD OF QUALITY
<br />AND PERFORMANCE. SUBSTITUTIONS MAY BE PROPOSED IN ACCORDANCE
<br />WITH THE REQUIREMENTS L15TED IN DIVISION 15 SPECIFICATION SECTIONS.
<br />3. THE: MECHANICAL WORK 514ALL COMPLY WITH ALL FEDERAL, STATE, AND LOCAL
<br />CODES AND REGULATIONS.
<br />4. THE DRAWINGS ARE DIAGRAMMATIC. INSTALL EQUIPMENT, DUCTWORK AND PIPING
<br />TO SUIT PRO.IEGT CONDITIONS.
<br />5. REFER TO THE CERTIFIED SHOP DRAWING5 FOR THE EXACT DIMEN51ONS OF ALL
<br />EQUIPMENT.
<br />b. FASTEN ALL EQUIPMENT, DUCTWORK AND PIPING TO THE BUILDING STRUCTURE IN
<br />CONFORMANCE WITH ALL CODES AND REGULATIONS.
<br />7. A DUCT CONNECTED TO A ROUND NECK SUPPLY OR RETURN DIFFUSER SHALL NOT
<br />BE SMALLER IN DIAMETER THAN THE NECK OF THE DIFFUSER IT SERVES.
<br />8. ALL SQUARE DUCT ELBOWS SHALL BE EQUIPPED WITH DOUBLE THICKNESS TURNING
<br />VANES.
<br />9. PROVIDE VOLUME DAMPERS AT ALL BRANCH TAKE-OF=5 TO AIR TERMINALS IN
<br />SUPPLY AND RETURN DUCTWORK AND WHERE SHOP! ON THE FLOOR PLANS.
<br />10. PROVIDE DUCT LINING WHERE -SPECIFIED OR NOTED ON THE PLANS. INCREASE 714E
<br />SIZE OF THE DUCT TO MAINTAIN THE NET INTERNAL FREE AREA.
<br />IL FLUE VENTS AND EXHAUST AIR DISCHARGE OPENINGS SHALL BE LOCATED
<br />AT LEAST 10' AWAY FROM OR V ABOVE OUTDOOR AIR INTAKE OPENINGS.
<br />COORDINATE FOR PLUMBING VENTS TO BE 10' AWRY FROM AIR INTAKE OPENINGS.
<br />12. WHERE A DETAIL 15 REFERENCED, REFER TO THE DETAIL AND FIGURE NOTED.
<br />SOME DETAILS ARE UNREFERENCED AND ARE INTENDED AS STANDARD
<br />CONSTRUCTION REQUIREMENTS.
<br />SEISMIC RESTRAINT NOTES
<br />GENERAL
<br />ALL MECHANICAL COMPONENTS SHALL BE INSTALLED IN ACCORDANCE WITH
<br />THE CALIFORNIA BUILDING CODE (IQQB), SECTION 1632 - "LATERAL FORGE ON
<br />ELEMENTS OF STRUCTURES, NON-57RUCTURAL COMPONENTS AND EQUIPMENT
<br />SUPPORTED BY STRUCTURES."
<br />ALL MECHANICAL COMPONENTS SHALL RESIST THE EFFECTS OF SEISMIC FORGES
<br />FOR ZONE 4 AND AS MODIFIED BY THE NEAR SOURCE FACTOR
<br />HVAC DUCTWORK AND PIPING STEMS
<br />ALL PIPES AND DU, --T5 SHALL BE BRACED A5 REQUIRED BY GBG SECTION 1632.
<br />DUCTWORK SHALL BE CON5TRUGTED IN ACCORDANCE WITH PROVISIONS CONTAINED
<br />IN PART 4, TITLE 24, CALIFORNIA MECHANICAL CODE.
<br />SEISMIC RE5TRANT EXCEPTIONS:
<br />I. FUEL PIPING LESS THAN I INCH INSIDE DIAMETER.
<br />2. NON-MEDICAL GAS PIPING LE55 THAN 2S INCHES INSIDE DIAMETER, OR PIPING
<br />SUSPENDED BY INDIVIDUAL HANGERS 12 INCHES OR LESS IN LENGTH FROM THE
<br />TOP OF THE PIPE TO THE BOTTOM OF THE STRUCTURAL SUPPORT FOR THE HANGER.
<br />3. RECTANGULAR AIR -HANDLING DUCTS LESS THAN 6 SQUARE FOOT IN CROSS-
<br />SECTIONAL AREA, OR ROUND AIR -HANDLING DUCTS LE55 THAN 28 INCHES IN
<br />DIAMETER, OR VUCT5 SUSPENDED BY HANGERS 12 INCHES OR LESS IN LENGTH
<br />FROM THE TOP OF THE DUCT TO THE BOTTOM OF THE STRUCTURAL SUPPORT
<br />FOR THE HANGER.
<br />IN ADDITION TO THE CODE REQUIREMENT5 L15TED ABOVE; ALL EQUIPMENT, DUCTWORK
<br />AND PIPING SHALL BE INSTALLED IN AGGORDANCE WITH THE SMAGNA SEISMIC
<br />RESTRAINT GUIDELINE5 FOR MECHANICAL SYSTEMS.
<br />HAZARDOUS MATERIALS NOTE
<br />IF DUKING THE COURSE OF 114I5 WORK THE CONTRACTOR OBSERVES THE EXISTENCE
<br />OF HAZARDOUS MATERIALS, THE GONTRAGTOR SHALL IMMEDIATELY TERMINATE
<br />FURTHER WORK IN THAT AREA AND NOTIFY THE OWNER OF THE CONDITION. THE
<br />OMER WILL, AFTER CONSULTATION WITH THE ARCHITECT OR ENGINEER DETERMINE
<br />FURTHER COURSE OF ACTION.
<br />825son Avenue
<br />SaiwC
<br />Santa Rua Cl 95104
<br />Tel: (707) 544-0784
<br />Faa, (707) 544-0866
<br />Q CoPYnght 2002
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<br />01-847/155
<br />Drava 6,
<br />TS/JN/OB
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<br />�w� I oD�� Pffi
<br />.521 Mendocino Avenue
<br />Santa Rosa, CA 95401
<br />707-546-1332
<br />(fax) 707-546-5733
<br />www.hornengineers.com
<br />JULY 3, 2002
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<br />Data:
<br />JULY 3, 2002
<br />Revisions BY
<br />0
<br />Sheet Number
<br />M1.1
<br />� of 4
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