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Q <br />00 <br />O <br />rh <br />L0 <br />u7 <br />V) <br />C) <br />O <br />J <br />M <br />to <br />0 <br />I <br />N <br />2 <br />J <br />Q <br />LO <br />eo <br />O <br />LO <br />rn <br />v <br />r <br />O <br />Jn <br />M <br />C> <br />J <br />C) <br />I <br />M <br />cV <br />O <br />rA <br />O <br />Lo <br />if) <br />i <br />O <br />V) <br />O <br />/ <br />yQ1 <br />L <br />Q <br />O <br />E <br />E <br />v <br />c <br />J <br />C: <br />O <br />O <br />U <br />J <br />LZ <br />rh <br />O <br />0 <br />0 <br />04 <br />0 <br />LO <br />45 <br />0 <br />0 <br />0 <br />0 <br />Li <br />v <br />z <br />W <br />m <br />C <br />L <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 />of vented <br />IN. of <br />of <br />ventilation to <br />SQ. IN. of <br />SQ. IN. of <br />Ventilators <br />ventilation <br />soffit <br />ventilation <br />vented <br />be provided <br />Ventilation <br />Ventilation <br />(See Elev) <br />required <br />needed <br />required <br />soffit <br />by upper <br />needed <br />ventilators <br />Main <br />0 <br />0 <br />Floor <br />55 <br />53 <br />8 <br />26 <br />2 <br />13 <br />0.0 <br />0.0 <br />0.0 <br />(Zone 1) <br />Upper <br />16 <br />2 <br />Floor <br />1826 <br />1753 <br />250 <br />876 <br />63 <br />438 <br />516.0 <br />240.0 <br />276.0 <br />(Zone 2) <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 />)NE-1 <br />TIC SPACE <br />SQ. FT. <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 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) / 9 = Linear Ft. of Deck -Air Needed) <br />ROOF PLAN - ELEV-Al <br />SCALE: %4"=1'-0" <br />C <br />N <br />� <br />M <br />z <br />CL <br />1 <br />N <br />v cc C-LA- <br />m x <br />CL- <br />N f0 e i <br />(n ® CV <br />E <br />w <br />is Q, w as <br />o- L, <br />c <br />V, <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 <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 />W <br />S <br />E <br />o ch <br />i <br />N N CD <br />00 C N co <br />�co <br />N <br />. y N <br />9k tJi <br />c ' U <br />a <br />z ; <br />Z <br />n)LLLL <br />LU <br />— a rL Y <br />co C <br />IfZ C) <br />2 O <br />} <br />{'r W <br />0 O <br />2 , <br />z LLN <br />r° m w <br />C0 Z <br />O <br />N a CO) <br />OU ¢ <br />y <br />°z W <br />❑❑ <br />N M <br />O 0 <br />2 N <br />z iz <br />a <br />J _� <br />r` <br />Av) <br />LU <br />0 <br />U <br />0^ <br />V) <br />w �o <br />L <br />Will <br />v / <br />U c <br />mi-..., <br />f <br />L U <br />ZIP... <br />0 N <br />U)Ot <br />Q <br />o <br />J <br />w <br />m <br />M <br />M <br />J <br />� ¢ <br />O <br />z <br />Z <br />z <br />Q <br />Ll_ � <br />CU <br />z ❑ <br />Is <br />} N <br />'<a <br />0 <br />z <br />N r0 <br />Q O <br />U <br />o O <br />U <br />� <br />O E <br />U <br />❑ <br />r6 <br />Itp <br />Sp <br />W Z <br />¢ <br />Cn @ <br />6O <br />G <br />O U01 <br />.O <br />Z <br />m <br />m <br />4 W <br />3 <br />o- <br />O <br />CO > <br />m <br />I� <br />a <br />oz <br />..� <br />x3 <br />nj <br />5 <br />a <br />0 3 <br />(0 <br />LO <br />LO <br />a> <br />Q <br />0 <br />It <br />O <br />j <br />YCT <br />p <br />3TM. <br />W O <br />W <br />m <br />O <br />LO <br />}� <br />r <br />•I--i <br />IL co <br />U O <br />0 <br />L <br />LO <br />0) <br />O <br />N <br />CD U <br />E <br />m <br />Z <br />E O <br />cca <br />a <br />E <br />U _j <br />ui <br />Q o <br />C <br />JOB <br />NO: <br />23-06134 <br />SCALE : <br />AS NOTED <br />SHEET NO. <br />5 <br />