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an <br />-n <br />m <br />00 <br />00 <br />C1t <br />to <br />tc7 <br />ax <br />to <br />v` <br />v <br />rn <br />0 <br />Np <br />J <br />to <br />CD <br />O <br />I <br />m <br />rn <br />rA <br />ry <br />N <br />L0 <br />tf ) <br />L <br />v <br />7 <br />0 <br />Q <br />N <br />J <br />M <br />CD <br />Q <br />CV <br />L <br />2 <br />Cr <br />C <br />r <br />0 <br />C <br />3 <br />H <br />Q <br />N <br />N <br />d <br />E <br />F� <br />d <br />0 <br />x <br />O <br />C <br />C <br />J <br />N <br />Li <br />to <br />0 <br />U <br />C.) <br />/ <br />i <br />U <br />a <br />0 <br />J <br />L.� <br />N <br />O <br />Lo <br />45 <br />v <br />0 <br />0 <br />a <br />CV <br />CV <br />O <br />S <br />17 <br />m <br />v <br />cn <br />Z <br />W <br />X <br />OW <br />(Do <br />0Y <br />ATTIC VENTILATION CALCULATIONS - 131 <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 />SQINof <br />Ventilators <br />ventilation <br />soffit <br />ventilation <br />vented <br />be provided <br />Ventilation <br />. . <br />Ventilation <br />(See Elev) <br />required <br />needed <br />required <br />soffit <br />by upper <br />needed <br />ventilators <br />Main <br />0.0 <br />0.0 <br />Floor <br />4 <br />4 <br />1 <br />2 <br />0 <br />1 <br />0.0 <br />0.0 <br />0.0 <br />(Zone 1) <br />Upper <br />4.0 <br />2.0 <br />Floor <br />1080 <br />1037 <br />148 <br />518 <br />37 <br />259 <br />336.0 <br />(Zone 2) <br />60.0 <br />276.0 <br />Upper <br />20.0 <br />0.0 <br />Floor <br />1172 <br />1125 <br />161 <br />563 <br />40 <br />281 <br />300.0 <br />1 300.0 1 <br />0.0 <br />(Zone 3) <br />1 <br />1 <br />1 <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 />4 SQ. FT. <br />ROOF PLAN - ELEV-B1 <br />SCALE: %4"=1'-0" <br />Attic Ventilation <br />Attic Ventilation to be in compliance with the Florida Building Code 7th Edition <br />(2020) Residential R806. <br />The Minimum net free ventilating area shall be 1/150 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 SQ. IN. OF NET FREE AREA / SQ. FT. <br />• STUCCO SOFFIT VENTS - 126 SO. 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) / 9 = Linear Ft. of Deck -Air Needed) <br />cv <br />® w io <br />S W <br />ci aaE" cv <br />c C t4 C 7 N <br />N {6 CA i <br />o <br />d J_-N A <br />Y <br />N <br />cc <br />V Cc cr <br />+� 4) Cc <br />CL <br />H E . <br />C <br />tc o <br />n. L <br />CD <br />0�J11/ <br />J Q� <br />suj <br />C) <br />• <br />'ter q ••....•,• <br />"YOfiltlltlllo <br />\`a <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. Engineers signature and seal is only for <br />the structural <br />engineering portions of the drawing pages bearing <br />Engineers <br />signature and seal. <br />NN <br />W 'I' E <br />0 <br />a 8 <br />0 <br />O _0 CO N N m <br />W N r <br />Lo m <br />f� M O 252S rJi <br />Q C LL <br />-J 5 W <br />J LLIl 5 , LL <br />— . <br />Z ` d Y <br />(6 C <br />0 <br />q CO <br />04 <br />i• LIL <br />W��pjO' <br />Z 04 N Z 4 F <br />IL <br />ZN O U 0 aF <br />W ❑ 13 <br />L—a N Mo <br />O O <br />Z pMp <br />WINS <br />Q � Q <br />J <br />n- N <br />N <br />V O <br />4-1 C—/) LL <br />W y <br />� N <br />U <br />O <br />W O <br />Ly N <br />'V'^7 <br />v� <br />_R� <br />L <br />RioW <br />I <br />Ill i <br />� o <br />Q o <br />to, <br />N <br />.4 <br />M <br />�W <br />M <br />z <br />o <br />Z <br />LL <br />O <br />z o <br />we <br />of <br />� <br />Y ry <br />¢ � <br />z® <br />oa <br />I— <br />C <br />xo <br />o¢ <br />000 <br />O< <br />C:)G <br />[V r6 <br />i <br />d <br />fo <br />Y <br />U <br />�m <br />O <br />Oz <br />z <br />YZ <br />z <br />Co <br />N <br />F <br />o <br />ZZ <br />go <br />W <br />CL <br />U � <br />o <br />� <br />�� <br />�w <br />7 <br />70 <br />O <br />CD <br />w F <br />y <br />a= <br />zIa <br />0 <br />> L i <br />w / <br />N <br />OI <br />(` <br />^� <br />H <br />i� <br />r <br />� r <br />N <br />Y <br />� � <br />o <br />N/•� <br />T_ <br />V) <br />L i! <br />�+ <br />V i <br />W <br />Q <br />u l <br />N <br />N <br />r <br />ai <br />M <br />o <br />m <br />Z <br />Z <br />E <br />c <br />c <br />d <br />U _j Q 0 <br />JOB <br />NO: 22-06463 <br />SCALE : AS NOTED <br />SHEET NO. <br />5.0 <br />