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2 <br />3 <br />A <br />J" <br />N <br />i <br />E <br />ABBREVIATIONS - MECHANICAL <br />ABV <br />ABOVE <br />AC <br />AIR CONDITIONING UNIT <br />ACC <br />AIR COOLED CONDENSER <br />ACID <br />AUTOMATIC CONTROL DAMPER <br />AD <br />ACCESS DOOR <br />AHU <br />AIR HANDLING UNIT <br />AL <br />ACOUSTICAL LINING <br />ARCH <br />ARCHITECTURAL <br />ATC <br />AUTOMATIC TEMPERATURE CONTROL <br />B <br />BOILER <br />BD <br />BALANCING DAMPER <br />BDD <br />BACK DRAFT DAMPER <br />BMS <br />BUILDING MANAGEMENT SYSTEM <br />BO <br />BLANKOFF <br />BHP <br />BRAKE HORSE POWER <br />BTU <br />BRITISH THERMAL UNIT <br />CA <br />COMPRESSED AIR <br />CC <br />COOLING COIL <br />CD <br />CEILING DIFFUSER <br />CFF <br />CAP FOR FUTURE <br />CFM <br />CUBIC FEET PER MINUTE <br />CG <br />CEILING GRILLE <br />CH <br />CHILLER <br />CO <br />CLEAN OUT <br />COMP <br />COMPRESSOR <br />CONV <br />CONVECTOR <br />CR <br />CEILING REGISTER <br />CT <br />COOLING TOWER <br />CU <br />CONDENSING UNIT <br />CW <br />CONDENSER WATER <br />DB <br />DRY BULB <br />DEC <br />DIRECT EVAPORATIVE COOLER <br />DF <br />DUCTFURNACE <br />DIA <br />DIAMETER <br />DN <br />DOWN <br />DRX <br />CLOTHES DRYER EXHAUST <br />DX <br />DIRECT EXPANSION <br />(E) <br />EXISTING TO REMAIN <br />EA <br />EXHAUST AIR <br />EAT <br />ENTERING AIR TEMPERATURE <br />ECH <br />ELECTRIC CABINET HEATER <br />EC <br />EVAPORATIVE CONDENSER <br />EDB <br />ENTERING DRY BULB <br />EF <br />EXHAUSTFAN <br />EFF <br />EFFICIENCY <br />ELEV <br />ELEVATOR <br />EHC <br />ELECTRIC HEATING COIL <br />EUH <br />ELECTRIC UNIT HEATER <br />EWB <br />ENTERING WET BULB <br />EWT <br />ENTERING WATER TEMPERATURE <br />°F <br />I DEGREES FAHRENHEIT <br />F <br />FILTER <br />FBO <br />FURNISHED BY OTHERS <br />FC <br />FLEXIBLE CONNECTION (DUCT OR PIPE) <br />FCC <br />FIRE CONTROL CENTER <br />FCU <br />FAN COIL UNIT <br />FD <br />FUSIBLE LINK FIRE DAMPER WI DUCT ACCESS DOOR <br />FHX <br />FUME HOOD EXHAUST <br />FLR <br />FLOOR <br />FLA <br />FULL LOAD AMPS <br />FPS <br />FAN POWERED BOX <br />FPI <br />FINS PER INCH <br />FIRE <br />FIRE RATED ENCLOSURE <br />FSD <br />COMBINATION FIRE AND SMOKE DAMPER <br />FT <br />FEET <br />FTR <br />FIN TUBE RADIATOR <br />GC <br />GENERAL CONTRACTOR <br />GLY <br />GLYCOL <br />GPM <br />GALLONS PER MINUTE <br />GX <br />GENERALEXHAUST <br />H <br />HUMIDIFIER <br />HC <br />HEATING COIL <br />HTP <br />HEAT PUMP <br />HP <br />HORSEPOWER <br />HR <br />HOUR <br />HRU <br />HEAT RECOVERY UNIT <br />HTW <br />HEATWHEEL <br />HV <br />HEATING AND VENTILATING UNIT <br />HW <br />HOT WATER <br />HX <br />HEATEXCHANGER <br />ID <br />INSIDE DIMENSION <br />IDEC <br />INDIRECT EVAPORATIVE COOLER <br />KW <br />KILOWATT <br />KWH <br />KILOWATT HOURS <br />KX <br />KITCHEN EXHAUST <br />KRX <br />KITCHEN RANGE HOOD EXHAUST (RESIDENTIAL) <br />LAT <br />LEAVING AIR TEMPERATURE <br />LBS <br />POUNDS <br />LD <br />LINEAR DIFFUSER (CEILING, WALL, SILL OR FLOOR) <br />LRA <br />LOCK ROTOR AMPS <br />LWS <br />LOUVER WITH WIRE SCREEN <br />LWT <br />LEAVING WATER TEMPERATURE <br />MAT <br />MIXED AIR TEMPERATURE <br />MAX <br />MAXIMUM <br />MBH <br />THOUSAND BTU PER HOUR <br />MCC <br />MOTOR CONTROL CENTER <br />MFG <br />MANUFACTURER <br />MECHANICAL LEGEND AND ABBREVIATIONS <br />ABBREVIATIONS - MECHANICAL <br />MFS <br />MAXIMUM FUSE SIZE <br />MIN <br />MINIMUM <br />MUA <br />MAKE UP AIR UNIT <br />MOCP <br />MAXIMUM OVERCURRENT PROTECTION <br />(N) <br />NEW <br />NC <br />NORMALLY CLOSED <br />NFA <br />NETFREEAREA <br />NIC <br />NOT IN THIS CONTRACT <br />NK <br />NECK <br />NO <br />NORMALLY OPEN <br />NTS <br />NOT TO SCALE <br />OAI <br />OUTSIDE AIR INTAKE <br />OBD <br />OPPOSED BLADE DAMPER <br />OD <br />OUTSIDE DIMENSION <br />P <br />PUMP <br />PD <br />PRESSURE DROP <br />PHC <br />PRE -HEAT COIL <br />PHX <br />PLATE HEAT EXCHANGER <br />PRV <br />PRESSURE REDUCING VALVE <br />PSI <br />POUNDS PER SQUARE INCH (GAUGE) <br />PSIA <br />POUNDS PER SQUARE INCH ABSOLUTE <br />(R) <br />EXISTING TO BE RELOCATED <br />RA <br />RETURN AIR <br />RF <br />RETURN FAN <br />RH <br />RELATIVE HUMIDITY <br />RHC <br />REHEAT COIL <br />RPM <br />REVOLUTIONS PER MINUTE <br />SA <br />SUPPLY AIR <br />SAD <br />SEE ARCHITECTURAL DRAWINGS <br />SO <br />SMOKE DAMPER <br />SF <br />SUPPLY FAN <br />SED <br />SEE ELECTRICAL DRAWINGS <br />SENS <br />SENSIBLE <br />SM <br />SHEET METAL <br />SP <br />STATIC PRESSURE <br />STP <br />STAIR PRESSURIZATION <br />SOFT <br />SQUARE FEET <br />ST <br />SOUND TRAP <br />SX <br />SMOKE EXHAUST <br />TF <br />TRANSFER FAN <br />TRD <br />TRANSFER DUCT <br />TRG <br />TRANSFER GRILLE <br />TX <br />TOILET EXHAUST <br />TYP <br />TYPICAL <br />UFAD <br />UNDERFLOOR AIR DISTRIBUTION <br />UH <br />UNIT HEATER <br />LON <br />UNLESS OTHERWISE NOTED <br />VAR <br />VARIABLE <br />VAV <br />VARIABLE AIR VOLUME <br />VD <br />VOLUME DAMPER <br />VFD <br />VARIABLE FREQUENCY DRIVE <br />VX <br />VAPOR HOOD EXHAUST <br />W/ <br />WITH <br />WB <br />WET BULB <br />WG <br />WATER GAUGE <br />WMS <br />WIRE MESH SCREEN <br />WO -SIZE <br />WALL OPENING - [SIZE[ <br />N <br />EXISTING TO BE DEMOLISHED <br />300 <br />CUBIC CUBIC FEET OR AIR PER MINUTE OR GALLONS PER MINUTE <br />DUCTWORK LEGEND <br />y--/T, —\� <br />16x6r�1` 8x6 <br />16x6 J 8x6 <br />DUCT SPLIT WITH SPLIT SIZE <br />RADIUS ELBOW <br />J� <br />ELBOW WITH TURNING VANES <br />I1" <br />RECTANGULAR BRANCH TAKEOFF WITH <br />BALANCING DAMPER <br />RECTANGULAR SUPPLY DUCT UP <br />S� <br />RECTANGULAR SUPPLY DUCT DOWN <br />"—' <br />RECTANGULAR RETURN OR EXHAUST DUCT <br />UP <br />RECTANGULAR RETURN OR EXHAUST DUCT <br />DOWN <br />ROUND DUCT, UP <br />ROUND DUCT, DOWN <br />BEAM <br />T <br />PENETRATION <br />MEE <br />SLOPING RISE IN DUCTWORK <br />SLOPING DROP IN DUCTWORK <br />18 <br />18x12 <br />DUCT SIZE (CLEAR INSIDE DIMENSION) <br />FIRST FIGURE INDICATES PLAN SIZE <br />ROUND DUCT DIAMETER SIZE (CLEAR <br />18� <br />INSIDE DIMENSION) <br />181 <br />18e <br />OVAL DUCT SIZE <br />II <br />SIDE, TOP OR BOTTOM DUCT ACCESS DOOR <br />DUCT LINING (DUCT SIZE <br />NOTED INDICATES INSIDE DIMENSIONS) <br />RECTANGULAR OR SQUARE TO ROUND OR <br />OVAL TRANSITION <br />S-�IIIIIF--S <br />E1111110 <br />FLEXIBLE CONNECTION <br />DUCT END/CAP <br />/VnA�'V <br />FLEXIBLE DUCT <br />DUCT COIL WITH ACCESS DOOR <br />VOLUME DAMPER IN DUCT <br />AUTOMATIC CONTROL DAMPER <br />I� <br />FUSIBLE LINK FIRE DAMPER WITH DUCT <br />ACCESS DOOR <br />• ' <br />, <br />T S <br />SMOKE DAMPER WITH DUCT ACCESS DOOR <br />4_� <br />!E <br />COMBINATION FIRE AND SMOKE DAMPER <br />E <br />WITH DUCT ACCESS DOOR <br />BACK DRAFT DAMPER WITH DUCT ACCESS <br />DOOR <br />o <br />LINEAR DIFFUSER <br />4 <br />LINEAR DIFFUSER WITH PLENUM <br />LEGEND (CONTINUED) <br />II��77IIDUCTWORK <br />1-WAY BLOW 3-WAY BLOW <br />CEILING DIFFUSER <br />m ® <br />2-WAY BLOW 4-WAYBLOW <br />CEILING DIFFUSER WITH FLEXIBLE DUCT <br />ICI- <br />CONNECTION <br />RETURNIEXHAUST REGISTER OR GRILLE <br />ICI. <br />RETURN/EXHAUST REGISTER OR GRILLE WITH <br />ICJ <br />FLEXIBLE DUCT CONNECTION <br />&ROUND <br />CEILING DIFFUSER WITH FLEXIBLE <br />DUCT CONNECTION <br />0 <br />ROUND CEILING DIFFUSER <br />FLOOR SWIRL DIFFUSER <br />FIRE RATED ENCASED DUCT <br />TRANSFER GRILLES ON BOTH SIDES OF <br />PARTITION OR WALL (SIZE) <br />WO -SIZE <br />WALL OPENING ABOVE HUNG CEILING (SIZE) <br />SR -A 12x8 <br />200 <br />SUPPLY REGISTER WITH AIR OUTLET DEVICE <br />SR-A.12x8--4 <br />DESIGNATION <br />(200) <br />r� DER-C 12x8 <br />0� <br />RETURN OR EXHAUST REGISTER OR GRILLE <br />ER-C.12x8 <br />WITH AIR INLET DEVICE DESIGNATION <br />(200) <br />ACCESS� <br />TERMINAL UNIT WITHIWITHOUT HEATING COIL <br />AREA <br />MISCELLANEOUS <br />NEW WORK <br />S ! <br />EXISTING WORK <br />EXISTING WORK TO BE REMOVED <br />POINT OF NEW CONNECTION TO EXISTING WORK <br />9 <br />OVAL <br />0 <br />DIAMETER <br />UNDERCUTDOOR <br />HW <br />RISER DESIGNATION RISER SERVICE <br />1 <br />RISER NUMBER <br />SECTION DESIGNATION SECTION NUMBER <br />M3.1 <br />DRAWING NUMBER <br />1 <br />M2.1 <br />DETAIL DESIGNATION DETAIL NUMBER <br />DRAWING NUMBER <br />EQUIPMENT DESIGNATION EQUIPMENTTYPE <br />PMENT FLOOR <br />AND NUMBER <br />3-24 <br />3-24 <br />TERMINAL �� THE NUMBER ON THE FLOOR <br />DESIGNATION <br />FLOOR OR LEVEL <br />FIRE, SMOKE & 1-1 <br />FIRE SMOKE <br />THE NUMBER ON THE FLOOR <br />FSD-1-1 <br />DAMPER <br />DESIGNATION FLOOR OR LEVEL <br />CD-1.12x12 <br />AIR OUTLETIINLET F— TYPE <br />DEVICE CD-1,12x12 NECK OR <br />(550) <br />DESIGNATION (550) FACE SIZE <br />CFM <br />TYPE <br />LENGTH & SLO <br />LD-A.48xl.Bo <br />LINEAR DIFFUSER LD-A48xl.8o— SIZE <br />DEVICE DESIGNATION <br />(300) <br />(300) INLETPLENSIZE <br />CFM <br />O <br />KEYNOTE <br />Al <br />DRAWING REVISION DESIGNATION WITH NUMBERS <br />MECHANICAL SHEET LIST - ADD SERVICES <br />SHEET NUMBER <br />I SHEET NAME <br />IM-001 <br />MECHANCIAL LEGENDS AND ABBREVIATIONS <br />IM-002 <br />MECHANICAL SCHEDULES AND DETAILS <br />IM-103 <br />MECHANICAL DEMOLITION PLAN - LEVEL 3 <br />IM-203 <br />MECHANICAL PLAN - LEVEL 3 <br />IM301 <br />MECHANICAL ENLARGED PLAN <br />Co SLAM <br />7hc SIL AIM Collaborative <br />Zoo East Pine Street <br />Suite 300 <br />Orlando, FL 328ol <br />Phone: 407 992.6300 <br />AA 26o00582 <br />EB 34005 <br />www.sLamcoLL.com <br />Drawn <br />c Ch <br />ML <br />WSP..hA n.., lS.i <br />1001 , WA Avenue, Suite 3100 <br />Seattle,WAe8154 <br />.ap.c.429900 <br />ww.�om <br />SNOHOMI SH <br />COUNTY <br />COURTHOUSE <br />RENOVATION <br />ADDITIONAL <br />SERVICES <br />300 ROCKERFELLER AVE. <br />EVERETT, WA 98201 <br />EW L 0* <br />pV WA&, C, <br />rr <br />Q Fe o <br />m <br />� 466 � <br />O�AgRe0t 9TERg9 G1 <br />SIGNAL � <br />Number Date Issued For <br />MECHANCIAL LEGENDS AND <br />ABBREVIATIONS <br />Date Drawing Number, <br />111412022 <br />$ cal <br />Na TS IM-001 <br />woj. Number <br />HI-1309100 <br />x <br />0 <br />0 <br />a' <br />