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(N) 8'-0"X4'-6" TYPE I <br />EXHAUST HOOD #2 <br />S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br />S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br />10 <br />' <br />- <br />0 <br />" <br />SOLID FUEL OVEN <br />TYPE: CHARCOAL <br />1'-0"1'-0" <br />10 <br />' <br />- <br />0 <br />" <br /> <br /> <br />T <br />O <br />- <br />T <br />B <br />A <br />R <br /> <br />C <br />E <br />I <br />L <br />I <br />N <br />G <br />S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br />S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br /> <br />Scale: NTS <br />HOOD #2 SECTION1 <br />(N) 12'-0"X4'-6" TYPE I <br />EXHAUST HOOD #1 <br />48" GRIDDLE 72" GRIDDLE <br />1'-0"1'-0" <br />Level 1 <br />122' -2 3/4" <br />Level 2 <br />138' -2 3/4" <br />Level 3 <br />149' -2 3/4" <br />Level 4 <br />160' -2 3/4" <br />1' <br /> <br />- <br /> <br />0 <br />" <br />4 <br />C <br />O <br />U <br />R <br />S <br />E <br />S <br />1' <br /> <br />- <br /> <br />0 <br />" <br />12'-10 <br />"11'-4" <br />12 <br />' <br />- <br />1 <br />1 <br />" <br />48 <br />" <br /> <br />M <br />A <br />X <br />ALL HOODS SHALL BE <br />FLASHED TO THE CEILING S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br />S/ <br />S <br /> <br />S <br />K <br />I <br />R <br />T <br /> <br />6' <br />- <br />8 <br />" <br />2' <br />- <br />0 <br />" <br />8' <br />- <br />8 <br />" <br />13 <br />' <br />- <br />6 <br />" <br />(N) 8'-0"X4'-6" TYPE I <br />EXHAUST HOOD #2 <br />HOOD #1 CALCULATIONS <br />HOOD SIZE : ............................................. 12'-0" X 4'-0" <br />TOTAL CFM : ............................................. 3,600 CFM <br />DUCT SIZE:......(2.5 SQ.FT).................. 18"X20" <br />VELOCITY: .....................3600 / 2.5 = 1,440 FPM <br />VELOCITY PRESSURE (Pv) (1440 <br />4005)² = 0.129 "W.C. <br />FITTING LOSS = Σ CxPv = 2.65 X0.0.129= 0.34 " W.C. <br />DUCT SIZE:......(2.5 SQ.FT).................. 12"X30" <br />VELOCITY: .....................3600 / 2.5 = 1,440 FPM <br />VELOCITY PRESSURE (Pv) (1440 <br />4005)² = 0.129 "W.C. <br />FITTING LOSS = Σ CxPv = 1.7 X0.129= 0.22 " W.C. <br />DUCT LOSS ................= 40'X0.2/100= 0.08"W.C. <br />HOOD & FILTER LOSS (MANUFAC.)= 0.532"W.C. <br />TOTAL LOSSES...0.34+0.22+0.08+0.532 = 1.172 "W.C. <br />REQUIRED FAN CAPACITY <br />MINIMUM FAN CAPACITY SHALL BE <br />3600 CFM @ 1.172 (" W.C.) E.S.P. <br />PROVIDED <br />3600 CFM @ 1.5(" W.C.) E.S.P. <br />HOOD #2 CALCULATIONS <br />HOOD SIZE : ............................................. 8'-0" X 4'-0" <br />TOTAL CFM : ............................................. 4,000 CFM <br />DUCT SIZE:......(2.5 SQ.FT).................. 12"X30" <br />VELOCITY: ....................4,000 / 2.5 = 1,600 FPM <br />VELOCITY PRESSURE (Pv) (1600 <br />4005)² = 0.16 "W.C. <br />FITTING LOSS = Σ CxPv = 3.0 X0.16= 0.48 "W.C. <br />DUCT SIZE:......(1.5 SQ.FT).................. 12"X18" <br />VELOCITY: .....................2000 / 1.5 = 1,334 FPM <br />VELOCITY PRESSURE (Pv) (1334 <br />4005)² = 0.11 "W.C. <br />FITTING LOSS = Σ CxPv = 6.5 X0.11= 0.715 "W.C. <br />DUCT LOSS ................= 120'X0.2/100= 0.24 "W.C. <br />HOOD & FILTER LOSS (MANUFAC.)= 0.422"W.C. <br />TOTAL LOSSES...0.48+0.715+0.24+0.422 = 1.857 "W.C. <br />REQUIRED FAN CAPACITY <br />MINIMUM FAN CAPACITY SHALL BE <br />4000 CFM @ 1.857 (" W.C.) E.S.P. <br />PROVIDED <br />4000 CFM @ 3.0 (" W.C.) E.S.P. <br />40'-0" <br />M-1.2 <br />THIS DRAWING, SPECIFICATIONS AND <br />IDEAS, DESIGNS THEREBY ARE AND SHALL <br />REMAIN THE PROPERTY OF IMAGINE <br />ARCHITECTURE AND NO PART THEREOF <br />SHALL BE COPIED DISCLOSED TO OTHERS <br />OR USED IN CONNECTION WITH ANY <br />WORK OR PROJECT FOR WHICH THERE <br />HAVE BEEN PREPARED AND DEVELOPED, <br />WITHOUT THE WRITTEN CONSENT OF <br />IMAGINE ARHITECUTRE, VISUAL CONTACT <br />WITH THESE DRAWINGS SHALL <br />CONSTITUTE EVIDENCE OF ACCEPTANCE <br />OF THESE RESTRICTIONS. <br />TA <br />C <br />O <br />S <br /> <br />L <br />O <br />S <br /> <br />C <br />H <br />O <br />L <br />O <br />S <br /> NOTES: <br />·A PERFORMANCE TEST SHALL BE CONDUCTED <br />UPON COMPLETION AND BEFORE APPROVAL OF A <br />VENTILATION SYSTEM SERVING COMMERCIAL <br />COOKING APPLIANCES. THE TEST SHALL VERIFY <br />THE EXHAUST AIRFLOW RATE IN ACCORDANCE <br />WITH SECTIONS 508.10.1.2 THRU 508.10.1.5 OR <br />THE AIRFLOW RATE STAMPED ON LISTED HOOD. <br />2022 CMC SEC. 511.2.2.1. <br />·OVERLAPPING DUCT CONNECTIONS OF EITHER THE <br />TELESCOPING JOINT OR THE BELL TYPE OR FLANGE <br />TYPE SHALL BE USED FOR WELDED FIELD <br />JOINTS ON GREASE DUCT CONSTRUCTION, NO <br />BUTT WELDED FIELD JOINTS ALLOWED. 2022 CMC <br />SEC. 510.5.3.2 AND 510.5.4. <br />113 E Fourth St <br />4/16/2025