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ATTIC VENTILATION CALCULATIONS - B <br />ATTIC VENTILATION REQUIRED <br />UPPER VENTILATION PROVIDED <br />1/150 Rule <br />1/300Rule <br />Ridge <br />Off -Ridge <br />(No Upper Ventilators <br />(Must Provide Upper Ventilators) <br />Vent Amt <br />Amt. <br />Req.) <br />(Ft) <br />Total <br />Ventilation <br />ATTIC <br />Provided <br />SPACE <br />SQ. FT. <br />Total SQ. <br />SQ. FT. <br />SQ. IN. of <br />by Upper <br />SQ. IN. of <br />ventilation <br />of vented <br />IN. of <br />of <br />vented <br />ventilation to <br />be provided <br />SQ. IN. of <br />SQ. IN. of <br />Ventilators <br />See Elev <br />( ) <br />required <br />q <br />soffit <br />ventilation <br />soffit <br />upper <br />Ventilation <br />Ventilation <br />needed <br />required <br />needed <br />a <br />ventilators <br />Main <br />0.0 <br />1.0 <br />Floor <br />316 <br />303 <br />43 <br />152 <br />11 <br />76 <br />138.0 <br />0.0 <br />138.0 <br />(Zone 1) <br />Upper <br />10.0 <br />1.0 <br />Floor <br />1170 <br />1123 <br />160 <br />562 <br />40 <br />281 <br />288.0 <br />(Zone 2) <br />150.0 <br />138.0 <br />"NOTE" <br />GENERAL CONTRACTOR MUST ENSURE THAT PROPER VENTILATION IS PROVIDED AT EAVES/SOFFITS AS <br />REQUIRED BY FLORIDA BUILDING CODE 7TH EDITION (2020) RESIDENTIAL. <br />ROOF PLAN — B <br />SCALE: %4'=1'-0" <br />G <br />O O <br />H <br />C W <br />t <br />2 m N <br />m <br />co <br />Q m O <br />N <br />O O Y <br />a E w ' <br />CO car +� Q <br />ee 3 3 '° <br />U <br />C C <br />C CL O <br />O O <br />d V <br />i <br />w <br />Vo WlV r� 11% <br />�. ' <br />6 J <br />d <br />\� <br />{-: S l <br />To the best of the Engineers knowledge, information and belief, <br />the structural plans and specifications contained within these <br />drawings comply with the 2020 Florida Building Code - <br />Residential <br />7th Edition. Engineer's signature and seal is only for <br />the structural engineering portions of the drawing pages bearing <br />Engineer's signature and seal. <br />8 <br />0 <br />0 C N r <br />dMi rn NO <br />Q C J LL W <br />LL <br />J LL rL <br />— D a. Y <br />to C <br />13 <br />W , 5 04 0 <br />S` °' <br />W Cow <br />IL tn (13 <br />ILo <br />Z N O U <br />W ❑❑ <br />M v <br />V <br />z N <br />z O <br />C <br />Q � <br />J <br />(Z � <br />N <br />^ th <br />AU rl <br />w � <br />p a <br />W <br />V <br />O w s <br />t!1 c <br />U <br />~- W gLLj <br />_ <br />l <br />r• <br />. <br />Q <br />as <br />c N � <br />� <br />Jzi <br />w <br />zi <br />M <br />2a <br />O 2 <br />U- <br />@_ E <br />Zo <br />N <br />Q <br />� OWg <br />o <br />azW <br />MO <br />a <br />0 <br />z <br />SZ <br />z <br />CIOc <br /><o <br />z <br />oYZz <br />m� <br />o0 <br />z <br /><� <br />az <br />a <br />zz <br />a0 <br />T <br />LL <br />W <br />m <br />a <br />�w <br />�� <br />�I0 <br />J <br />M <br />v <br />w <br />a? <br />0 <br />zI°d <br />3 <br />La <br />>M <br />J <br />0 <br />rn <br />P <br />m <br />i <br />T <br />to LO <br />LO <br />� <br />T <br />i� <br />Cc <br />o <br />N <br />U) m <br />� <br />� <br />4-0 = <br />o <br />CM <br />LO <br />N <br />Q L <br />ui <br />m <br />w cM N <br />r vi C'M <br />o <br />Z <br />z <br />E N 0 <br />a <br />E <br />c0 0 <br />JOB <br />NO: 23-06123 <br />SCALE : AS NOTED <br />SHEET NO. <br />4 <br />