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I — --- — — I III I I -- I <br />I-- — -- I- JIF- I I <br />C" <br />ILO <br />00 <br />19 <br />Uri <br />LO <br />2 <br />C1 <br />Cr <br />CC) <br />to <br />L0 <br />00 <br />c::, <br />1,11 <br />L0 <br />LO <br />C.0 <br />to <br />r4') <br />LO <br />in <br />Cr <br />-in, <br />-39 <br />C I <br />!R <br />FL <br />E <br />E <br />0 <br />Lz: <br />2 <br />0 <br />CL <br />9 <br />(D <br />Lz: <br />CL <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 />required <br />soffit <br />ventilation <br />vented <br />soffit <br />be provided <br />by upper <br />Ventilation <br />Ventilation <br />(See Elev) <br />needed <br />required <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 />1 <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 />FTIC SPACE <br />. i SQ. FT. <br />ROOF PLAN - ELEV-Al_ <br />SCALE: Y4"=l'-O" <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 iocated 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 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 />a LOMANCO DECK -AIR (Shingle Rool) - 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 />4,11M <br />C*4- <br />C= <br />C2 <br />cc <br />C= M <br />C-4 <br />C; <br />E <br />C' <br />3: <br />tj <br />cc <br />C, <br />E <br />fit", <br />C'V <br />x <br />u <br />U <br />-Z <br />F L 1< <br />, <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 <br />the 2020 <br />Florida Building Code - <br />Residential <br />7th Edition. <br />Engreer's signature and seal is only for <br />the structural <br />engineering portions of the drawing pages bearing <br />Engineers <br />signature and seat. <br />W <br />=T, E <br />C:) C'5 8 <br />C,:, C� <br />1�00 <br />U:), r10 I <br />04 0 <br />t <br />ILL Lu <br />LL I Q. <br />LLI <br />z <br />a. <br />cc <br />W <br />C94 05 <br />02 <br />LL <br />is <br />00 <br />ur) N Z < <br />M r— <br />N <br />< <br />do (0) <br />z <br />W <br />0 co <br /><r V <br />P <br />(10 <br />LU a <br />u0 <br />— 2 <br />0 <br />LU <br />Zl <br />Cl- <br />U) <br />X <br />U <br />E <br />8 <br />C) <br />0 <br />< <br />Q0 <br />C13 <br />0 <br />< <br />__j <br />cd E <br />Z <br />< P, <br />CL <br />ca <br />go <br />00 <br />F <br />C1. <br />CD <br />�0 <br />00 <br />�z <br />cli ru <br /><� <br />�O <br />WM <br />C0 <br />0 <br />.0 <br />10 0 <br />z <br />05 <br />z <br />0 M <br />< <br />0 <br />CL <br />2 <br />0 <br />1 <br />C:� <br />Z <br />C:) <br />C.0 <br />Z 0. <br />< <br />0 <br />> <br />LO <br />LO <br />0) <br />�a <br />< <br />0 <br />M <br />LO <br />0 <br />LO <br />j <br />U) <br />0 <br />CD <br />M <br />LO <br />T— <br />< <br />0 <br />U) <br />W C'4 <br />C14 <br />0 <br />L0 <br />00 <br />.0 <br />.0 <br />U- <br />LO <br />C) <br />C14 <br />00 <br />LO C\1 <br />Q <br />E <br />2:1 <br />CY) <br />0 <br />z <br />E <br />43l <br />to <br />M <br />E0 <br />L) <br />0 <br />cc <br />< 0 1 <br />4) <br />-j <br />JOB <br />NO: <br />22-12366 <br />SCALE : <br />AS NOTED_ <br />SHEE7 NO. <br />5.0 <br />