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ATTIC VENTILATION CALCULATIONS - A <br />ATTIC VENTILATION REQUIRED <br />UPPER VENTILATION PROVIDED <br />1/150 Rule <br />1/300 Rule <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 />required <br />soffit <br />ventilation <br />soffit <br />by upper <br />Ventilation <br />Ventilation <br />needed <br />required <br />needed <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 - A <br />SCALE: Y4"=1'-0" <br />N <br />N <br />0® <br />c <br />o <br />CV <br />d =a <br />> W i <br />v_ '. <br />® <br />R <br />coX <br />N !O G7 <br />R <br />d N <br />� <br />� N <br />W <br />, U v r.+ cc7—. 3 <br />3 cc <br />n <br />o . ao CPcc <br />>d c® <br />a a. <br />c E <br />co 0 <br />0 <br />������gp4iiii€l6lllflr <br />t.F O'r d N ' '�✓�i <br />,� seer <br />°ee <br />�e <br />eel <br />"¢ r ,S� <br />e� <br />sarros p t,�i���� <br />To the best of the Engineer's knowledge, information and belief, <br />the structural plans and specifications contained within these <br />drawings comply with the 2020 <br />Florida Building Code - <br />Residential 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 />H <br />W <br />g <br />v E <br />0 <br />ci <br />C <br />6 0 <br />N 6 m IDr <br />N <br />di <br />��� <br />(n r r a iQi <br />N O <br />4 <br />LL <br />_ Cj J <br />C J LL <br />Z <br />1 d <br />Ne <br />@�O' o <br />Wt°�°' <br />Y zO O <br />CO O <br />LL z <br />m uj <br />0 co Q J <br />N O <br />Z <br />W <br />U U <br />El ❑ <br />v M � <br />N M <br />O O <br />N <br />JIM <br />O <br />� <br />Q � <br />J <br />Ink. <br />d � <br />r <br />M <br />z a <br />QWunX <br />ca a <br />LL <br />w C, <br />0 <br />V) <br />o <br />wV) <br />uea <br />U <br />w m <br />F- J p�o <br />m 1 ^,•,� <br />N 0 <br />ti <br />O <br />CD <br />W <br />M <br />Cl) <br />z <br />o <br />Z <br />z <br />4 <br />U_ <br />f <br />¢ N <br />E <br />coco <br />w Z <br />_© <br />W <br />H IO <br />O E <br />X o <br />O Q <br />az <br />a o <br />W <br />az <br />N <br />woo <br />< <br />�� <br />L <br />� <br />y <br />m O <br />z <br />z <br />(3) <br />J <br />m <br />a <br />Q W <br />z <br />do <br />w <br />o< <br />go <br />W <br />n <br />0 <br />�W <br />mLL <br />W <br />=3 <br />0 <br />C� <br />�O <br />illllllllllll� <br />o <br />w <br />M <br />a <br />Ova <br />O <br />� <br />'M <br />J <br />O <br />ui <br />rn <br />m <br />0 <br />L <br />CM <br />C) <br />�1 <br />C) <br />m <br />N <br />co <br />0 04 <br />C) <br />N <br />L0 <br />Imo() <br />� M <br />ce) T_ <br />�; oo <br />6 <br />z <br />M <br />Z <br />E 1-- <br />E <br />(n <br />4ic <br />`m <br />d <br />U _j <br />Q p <br />JOB <br />NO: <br />22-09401 <br />SCALE : <br />AS NOTED <br />SHEET NO. <br />4 <br />