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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 />of vented <br />IN. of <br />of <br />ventilation to <br />SQ. IN. of <br />SQ. IN. of Ventilators <br />ventilation <br />required <br />soffit <br />ventilation <br />vented <br />soffit <br />be provided <br />by upper <br />Ventilation <br />Ventilation (See Elev) <br />needed <br />required <br />needed <br />ventilators <br />I <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 - ELEV-A <br />SCALE: %4"=1'-0" <br />0 <br />N <br />G W <br />V do O <br />f. C {4 I-, N <br />O on TC <br />t/7 C LL. Cl- <br />- f0 C7 L <br />C4 a CV L <br />iA p �p <br />Q W " - r <br />W <br />W dL N <br />C <br />W C, 4 <br />� U <br />3 Lu <br />ti a a� <br />c.+1) <br />ar <br />c E <br />1O <br />o <br />M <br />N <br />O <br />N <br />CD <br />N <br />O <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 Florida Building Code - <br />Residential 7th Edition. Engineers signature and seal is only for <br />the structural engineering portions of the drawing pages bearing <br />Engineers signature and seal. <br />W E <br />0 <br />a 8 <br />0 <br />6 r N <br />d <br />0 - <br />r <br />M v # LL <br />a C LL <br />-i w <br />Z co C °i a <br />0 z <br />W U5 c� <br />Z ('� IL M Z Qrz <br />Z N O U <br />00 <br />W ❑o <br />V M � <br />N <br />Z <br />1 <br />O <br />n <br />� Z � <br />V1J, o <br />U <br />p0 <br />0 W S <br />N Ly N <br />U <br />LLl <br />J E <br />_ <br />l <br />U p N <br />Y <br />O <br />C <br />C:) <br />J <br />w <br />Z <br />J <br />Q <br />Z <br />LL- <br />a <br />Q <br />O <br />o ~ <br />W <br />Z <br />D a <br />(O <br />¢ <br />w K <br />Z <br />co C <br />ru <br />¢ < <br />x0 <br />O < <br />¢ a <br />-Z <br />fL <br />wo <br />o <br />8 <br />-� <br />5° <br />oW LL <br /><o <br />aw <br />r= <br />c$ <br />oEE <br />z <br />o <br />wy <br />�o <br />ct <br />z < <br />a ? <br />3 <br />O <br />C 0 <br />i <br />> M <br />N <br />LL <br />Qrn <br />co <br />0 <br />� <br />N <br />(0 L0 <br />N CL <br />LO <br />_ <br />Q <br />Cr o <br />J <br />N <br />U) 2 <br />N <br />Co � <br />LID <br />O Y <br />O <br />-� co C-) <br />m O <br />Ln <br />N <br />Q M N <br />T <br />ui <br />T <br />� Cfl N <br />o <br />c <br />3 N N d. <br />Z <br />Z <br />E T <br />c <br />m <br />o <br />o <br />U J Q 0 <br />J <br />JOB <br />NO: 23-04651 <br />SCALE : AS NOTED <br />SHEET NO. <br />4 <br />