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3 <br />v, <br />Q <br />O) <br />00 <br />N <br />LO <br />0 <br />Q' <br />C/J <br />0 <br />Q.a <br />0 <br />15, <br />O� <br />N <br />O <br />I <br />N <br />-Q <br />N <br />L0 <br />Uc') <br />q <br />1.0 <br />- <br />a <br />a <br />M <br />a <br />N <br />I <br />Ln <br />c <br />Ca <br />v� <br />L <br />H <br />Q <br />N <br />CV <br />N <br />O <br />d <br />E <br />FT <br />N <br />O <br />C <br />N <br />/ <br />N <br />Lz <br />0 <br />U <br />vC, <br />c <br />U <br />G7 <br />U <br />O <br />/ <br />U <br />CL <br />N <br />y <br />Y <br />C <br />CL <br />O <br />9 <br />r7 <br />N <br />0 <br />N <br />N <br />ai <br />0 <br />0 <br />0 <br />a <br />c� <br />0 <br />P <br />M <br />N <br />N <br />v <br />0 <br />m <br />v' <br />I <br />ATTIC VENTILATION CALCULATIONS - Al <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 />0.0 <br />Floor <br />16 <br />15 <br />2 <br />8 <br />1 <br />4 <br />0.0 <br />0.0 <br />0.0 <br />(Zone 1) <br />Main <br />4.0 <br />2.0 <br />Floor <br />1080 <br />1037 <br />148 <br />518 <br />37 <br />259 <br />336.0 <br />60.0 <br />276.0 <br />(Zone 2) <br />Upper <br />20.0 <br />0.0 <br />Floor <br />1166 <br />1119 <br />160 <br />560 <br />40 <br />280 <br />300.0 <br />(Zone 3) <br />300.0 <br />0.0 <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 />ZONE-1 <br />ATTIC SPACE <br />16 SQ. FT. <br />ROOF PLAN - ELEV-Al <br />SCALE: %4'=1'-0" <br />Attic Ventilation <br />Attic Ventilation to be incompliance with the Florida !Building Code 7th Edition <br />(2020) Residential R806. <br />The Minimum net free ventilating area shall be 11150 of the area of the vented <br />space. The ventilating area may be reduced to 1/300 provided that at least 40% <br />but no more than 50% of the required ventilation is provided in the upper portion of <br />the space to be ventilated. Upper ventilators shall be located no more than 3 feet <br />(measured vertically) below the ridge or highest point of the space, with the <br />balance of the required ventilation provided by eave or cornice vents. <br />**CALCULATIONS BASED ON THE FOLLOWING VALUES, SEE ROOF PLAN** <br />(Values to be verified with Manufacturer Specifications) <br />• OFF -RIDGE VENTS 138 SQ. IN. OF NET FREE AREA / UNIT <br />• SOFFIT VENTS 7 SO. IN. OF NET FREE AREA / SQ. FT. <br />• STUCCO SOFFIT VENTS - 126 SQ. IN. OF NET FREE AREA / SQ. FT. <br />*If not enough vented soffit is provided due to fire protection, the contractor shall use the <br />following approved vents: <br />• LOMANCO DECK -AIR (Shingle Roof) - 9 SQ. IN. OF NET FREE AREA / FT. <br />**Formula: (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed)19 = Linear Ft. of Deck -Air Needed) <br />C0 <br />cN 4: <br />cz ," r <br />O \ <br />f <br />J) 0°. o <br />co �— <br />_ <br />¢`�Ci ®U!, <br />N <br />N <br />O <br />N <br />M <br />N <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. 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 />to W) <br />ti <br />W E00 <br />O M 0 N_ <br />Cos. <br />4t <br />ci <br />N <br />W <br />) LL <br />N rn r_ L LL w a- <br />Qajm, n..Y <br />co LL- LL rL LU <br />J O <br />_Z s @ v C) O <br />o O <br />OC 0,m�J <br />C O <br />¢a <br />a <br />W to I I QZ 00 LL <br />ILW <br />N MZ xrn0 <br />O C) 0 _j U) <br />.1 <br />❑ <br />Q <br />N M <br />0 0 <br />Z M CO <br />N <br />n <br />Cn0 <br />V) <br />_ <br />rL <br />`IJ cn <br />w <br />C3 @ <br />U� <br />O w o <br />L'i <br />Li.! <br />J <br />I <br />y� <br />� <br />C) =O N <br />O <br />N <br />14 <br />O <br />w <br />M <br />0o0 <br />c z <br />LL� <br />Q E <br />E Ov <br />z o <br />Q p <br />> <br />z< <br />Z B <br />tj <br />o � <br />_—CL <br />O❑ <br />RaF <br />o <br />O4 <br />CD OE <br />N <br />Eo <br />wo <br />¢ .o <br />z <br />L <br />• (a <br />U5 C <br />z <br />r <br />U <br />m O <br />O <br />Z <br />N m <br />Q W <br />fin J <br />a ° <br />oa <br />Z z <br />z <br />gz <br />5 <br />a <br />W <br />U <br />a 0 <br />a <br />o� <br />.N O <br />U i <br />L / LO <br />/-\ <br />V <br />co <br />j O <br />O <br />O <br />U <br />00 <br />co <br />Q <br />I <br />O <br />N <br />000 <br />LO <br />0CN <br />CV <br />N <br />Q M <br />r <br />E <br />m <br />N <br />3 N <br />a <br />Z <br />z <br />vi <br />E O <br />ca <br />E <br />0 <br />c <br />11 <br />J Q p <br />J <br />JOB <br />NO: 22-02396 <br />SCALE : AS NOTED <br />SHEET NO. <br />5.0 <br />