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EXISTING 12X10 <br />H\ --.0 PLAN <br />:4A <br />350 <br />100 T <br />EXISTING EXHAUST DUCT <br />THROUGH THE WALL TO <br />RESTROOM, IN 80 METAL <br />DUCT(TYP.) <br />8"Pd�• <br />� __ <br />IC1OFOM <br />�a , EX. <br />CFM <br />6"Sp <br />� s <br />100 E # <br />CFM <br />60 <br />60 <br />E <br />- <br />A <br />F l <br />R <br />jji <br />_ <br />.. <br />r7.. E -.-••-�- <br />-°'-.ter^ram _-,� <br />EXISTING 14X14 <br />EXISTING 1OX8 <br />z <br />EXISTING RETURN <br />250 <br />cFM <br />AIR EXCHANGE <br />s� <br />GRIDDLE(TYP.) <br />OD <br />EXISTING <br />AHU# 1-4 <br />EXISTING 18X16 <br />5 TON <br />2000 <br />CFM(EACH) <br />to0 <br />X <br />CO <br />c� <br />z <br />L xx EXISTING 16X14 <br />AIR EXCHANGE GI <br />1090 <br />DESIGN NOTES: <br />DESIGN AND INSTALLATION TO <br />W/FBC 2023 8TH EDITION <br />-WIND LOADING:140 MPH, <br />-RISK CATEGORY: II <br />-IMPORTANCE FACTOR: 1=1.0 <br />-EXPOSURE: "B" <br />-WIND LOADING: <br />ROOF LIVE LOAD: 20 PSF <br />VENTILATION CALCULATIONS <br />(BASED ON FBCM 8TH EDITION TABLE 403.3.1.1) <br />OCCUPANCY CATEGORY <br />SQ FT <br />SF/P <br />P <br />CFM/P <br />CFM/SF <br />CFM (P) <br />CFM <br />(AREA) <br />TOTAL <br />CFM <br />NOTES <br />DINING AREA <br />1997 <br />160 <br />7.5 <br />0.18 <br />1200 <br />359 <br />1559 <br />KITCHEN&SERVICE AREA <br />1451 <br />100 <br />145 <br />7.5 <br />0.18 <br />1088 <br />261 <br />1349 <br />BUSINESS <br />1007 <br />50 <br />50 <br />5 <br />0.06 <br />252 <br />60 <br />312 <br />KITCHEN (COOKING) <br />140 <br />20 <br />3 <br />-7.5 <br />-0.12 <br />-21 <br />-17 <br />-38 <br />TOILET ROOMS(PUBLIC) <br />319 <br />5 <br />-50 <br />0 <br />-250 <br />0 <br />-250 <br />TOTAL CFM REQUIRED: <br />2933 <br />AC UNIT OUTSIDE AIR CFM <br />PROVIDED <br />2000 <br />MUA CFM <br />PROVIDED <br />8400 <br />TOTAL CFM <br />PROVIDED <br />10400 <br />NOTES: <br />FOR ALL CATEGORIES: <br />OCCUPANCY CATEGORY <br />AND DENSITY FROM TABLE 403.3.1.1 FBCM 8TH <br />VENTILATION GENERAL NOTES: <br />1. VENTILATORS & DUCT SHALL BE DESIGNED, CONSTRUCTED AND INSTALLED <br />IN ACCORDANCE WITH SECTION 506.3.1 THROUGH 506.3.12 OF (2023 <br />FBC-MECHANICAL 8TH EDITION), (NFPA 96 2017 EDITION CHAPTER 6 <br />THROUGH CHAPTER 8) <br />2. EXHAUST HOOD SHALL BE DESIGNED, CONSTRUCTED AND INSTALLED IN <br />ACCORDANCE WITH 2O23 FBC-MECHANICAL, 8TH EDITION SECTION 507.2.5 <br />THROUGH 507.2.9. AND NFPA 96 2017 EDITION CHAPTER 5. <br />3. TYPE I HOODS SHALL CONSTRUCTED OF STEEL NOT LESS THAN 0.043 INCH <br />(1.09MM) (NO. 18 MSG) IN THICKNESS, OR STAINLESS STEEL NOT LESS <br />THAN 0.037 INCH (0.94MM) (NO. 20 MSG) IN THICKNESS (5.1.1 NFPA 96 <br />2017 EDITION). <br />4. EXHAUST FAN HOUSINGS SERVING A TYPE I HOODS SHALL BE <br />CONSTRUCTED OF STEEL (2023 FBC-MECHANICAL SECTION 506.5) AND <br />(8.1.4 NFPA 96 2017). EXHAUST FAN MOTORS SHALL BE LOCATED <br />OUTSIDE OF THE EXHAUST AIRSTREAM (2023 FBC-MECHANICAL SECTION <br />506.5.1.1) AND (7.8.1 NFPA 96 2017 EDITION). <br />5. <br />- GREASE DUCTS SERVING TYPE I HOODS SHALL BE CONSTRUCTED OF STEEL <br />HAVING A MINIMUM THICKNESS OF 0.0575 INCH (1.463 MM) (NO. 16 <br />GAGE) OR STAINLESS STEEL NOT LESS THAN 0.0450 INCH (1.14 MM) (NO. <br />18 GAGE) IN THICKNESS. (2023 FBC-MECHANICAL SECTION 506.3.1.1) AND <br />(7.5.1 NFPA 96 2017 EDITION) <br />- ALL SEAMS, JOINTS, AND PENETRATION OF GREASE DUCTS SHALL BE MADE <br />WITH A CONTINUOUS LIQUID -TIGHT WELD OR BRAZE MADE ON THE <br />EXTERNAL SURFACE OF THE DUCT SYSTEM (PER 2023 FBC-MECHANICAL, <br />SECTION 506.3.2) AND (7.5.2.1 NFPA 96 2017 EDITION) <br />- DUCT JOINTS SHALL BE BUTT JOINTS OR OVERLAPPING DUCT JOINTS OF <br />EITHER THE TELESCOPING OR BELL TYPE. (PER 2023 FBC-MECHANICAL <br />SECTION 506.3.2.1.) AND (7.5.5 NFPA 96 2017 EDITION) <br />- DUCT -TO -HOOD JOINTS PER (2023 FBC-MECHANICAL SECTION 506.3.2.2) <br />AND (7.5.2.2 NFPA 96 2017 EDITION). <br />- DUCT -TO -EXHAUST FAN CONNECTIONS PER (2023 FBC-MECHANICAL <br />SECTION 506.3.2.3) AND (7.5.1 NFPA 96 2017 EDITION) <br />- VIBRATION ISOLATION CONNECTOR FOR CONNECTING A DUCT TO A FAN <br />SHALL BE (2023 FBC-MECHANICAL SECTION 506.3.2.4.) <br />- GREASE DUCT SUPPORTS (2023 FBC-MECHANICAL SECTION 506.3.3) <br />6. GREASE DUCT SYSTEMS SERVING A TYPE I HOOD SHALL HAVE A <br />CLEARANCE TO COMBUSTIBLE CONSTRUCTION OF NOT LESS THAN 18 <br />INCHES (457 MM) (2023 FBC-MECHANICAL SECTION 506.3.6) AND <br />(SECTION 13-4.1 OF NFPA1, THE FIRE CODE 2023 EDITION) <br />7. THE FIRE EXTINGUISHER SYSTEM MUST BE INSTALLED BY A LOCAL <br />LICENSED COMPANY, SEPARATE PLAN MUST BE SUBMITTED TO LOCAL FIRE <br />DEPT. FOR APPROVAL. (SECTION 13-2.1 THROUGH 13-3.9 OF NFPA1, THE <br />2023 FIRE CODE) AND (SECTION 10.1 THROUGH 10.2.6 OF NFPA 96 2017 <br />EDITION) <br />8. ALL ELECTRICAL WORK MUST BE DONE BY LOCAL LICENSED ELECTRICIAN. <br />KEY NOTE: <br />1. GREASE HOOD FIRE SUPPRESSION CONTRACTOR SHALL SUBMIT SHOP <br />DRAWING FOR APPROVAL AND PERMIT. <br />2. EXHAUST DUCT SHALL BE 18" AWAY FROM ANY COMBUSTIBLE MATERIAL <br />3. ACTIVATION OF FIRE SUPPRESSION SYSTEM SHUTS OFF ALL FUEL <br />SOURCES, GAS AND ELECTRICITY UNDER THE HOOD INCLUDING SUPPLY <br />AIR, LEAVES EXHAUST FAN RUNNING. <br />4. AN AUTOMATIC SUPPRESSION SYSTEM PROVIDING MANUAL ACTIVATION <br />SHALL BE INSTALLED IN THE KITCHEN HOOD SYSTEM. <br />5. CONTRACTOR TO BALANCE THE AIR PER FBC 2023, SEC 601.4. <br />PRESSURE DIFF. ACROSS CLOSED DOORS WHERE RETURNS ARE <br />CENTRALLY LOCATED SHALL BE LIMITED TO 0.01 INCH WC OR LESS. <br />6. CONTRACTOR SHALL PROVIDED TEST AND BALANCE REPORT BEFORE FINAL <br />MECHANICAL INSPECTION PER FECC 2023 SEC C408.2.2 <br />NEW EXHAUST FAN & M <br />ID <br />SERVICE <br />MFR. & MODEL <br />TYPE <br />LOCATION <br /># <br />KEF-1.2,3 <br />KITCHEN <br />ECON AIRE OR <br />ROOF <br />EQUAL <br />KEF-4 <br />KITCHEN <br />ECON AIRE OR <br />ROOF <br />EQUAL <br />FAN NOTES: <br />1. ALL FANS <br />TO BE PROVIDED AND INSTALLED BY MECI <br />2. PROVIDE <br />FAN WITH CEILING TO INLINE CONVERSION F <br />3. PROVIDE <br />BACK -DRAFT DAMPER. <br />4. PROVIDE <br />WEATHERHOOD <br />5. FAN SHALL OPERATE WITH LIGHT. <br />AIR BALANCE SUMMARY <br />ID <br />LOCATION <br />SUPPLY <br />RETURN <br />OUTSIDE <br />MAKE UP <br />EXHAUST <br />PRESSURE <br />EX. AHU-1 <br />2000 <br />1500 <br />500 <br />500 <br />EX. AHU-2 <br />2000 <br />1500 <br />500 <br />EX. AHU-3 <br />2000 <br />1500 <br />500 <br />EX. AHU-4 <br />2000 <br />1500 <br />500 <br />NEW KEF-4 <br />-1500 <br />KEF-1 <br />-2700 <br />- 200 <br />KEF-2 <br />-2700 <br />DEF-1 <br />-500 <br />MUA-1 <br />4000 <br />KEF-3 <br />-2700 <br />MUA-2 <br />4400 <br />EX. TEF-1 <br />RESTROOM <br />-250 <br />-250 <br />2000 <br />B400 <br />-10350 <br />50 <br />V <br />Q Cr <br />Q _JMHQCr <br />� <br />W <br />moV <br />_ <br />W (J <br />Z <br />C) <br />O (►, M M <br />m LL J U5 � w <br />�0LwF W <br />0O dk <br />I-1l <\ M Q <br />N Q <br />Q N E2 LE <br />Z W '� A `,�° <br />00 <br />Zoo=V) <br />Qa��JO <br />�] <br />Q <br />P� W O O <br />� <br />w 0 <br />0 <br />Ln <br />Ul <br />cl- <br />4b • <br />• i CD <br />�; Z <br />1 V � � <br />• <br />; J <br />• o <br />w 'q <br />O• <br />CD <br />. J• <br />z <br />U <br />O: Z: � <br />•i 0 <br />z <br />•• <br />�•O� J <br />Q <br />J • <br />LLJ <br />i !� <br />cn <br />.,� <br />R <br />41 ••. <br />J <br />0 <br />0-1 <br />cl- <br />CL <br />Q <br />W <br />Q <br />0 <br />J <br />W <br />AMU <br />o <br />1 l <br />cn <br />z <br />o <br />M <br />M-I <br />Z�J <br />ll� <br />H <br />Z <br />A <br />U <br />� <br />LIMN <br />�_ <br />❑ <br />REVISION <br />1 1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />PROJECT TYPE: <br />RENOVATION <br />SCALE <br />AS SHOWN <br />ISSUED DATE: <br />03-08-2024 <br />DRAWN BY: <br />A.FENG <br />CHECKED BY: <br />A.LIANG <br />SHEET <br />m I <br />