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i <br />S <br />tr <br />Q <br />Q� <br />U0 <br />ILL <br />Cn <br />r7 <br />0 <br />0 <br />J <br />LO <br />M <br />O <br />I <br />N <br />5 <br />IX <br />a <br />rn <br />LO <br />L <br />v <br />C <br />Cr <br />0 <br />a <br />M <br />C) <br />0 <br />J <br />Mrn <br />O <br />I <br />N <br />U <br />v <br />cn <br />0 <br />C_ <br />a <br />F— <br />N <br />N <br />d <br />E <br />N <br />O <br />v <br />c <br />J <br />r7 <br />O <br />v <br />C <br />U <br />Uy <br />N <br />2 <br />CL <br />.a <br />L <br />y <br />I <br />Y <br />O <br />•O <br />-0 <br />LZ <br />WE <br />N <br />M <br />N <br />N <br />0 <br />0 <br />0 <br />a <br />cV <br />cV <br />O <br />SIN <br />r'M <br />N <br />N <br />ti <br />v <br />0 <br />cn <br />Q <br />ATTIC VENTILATION CALCULATIONS - Al <br />Attic Ventilation <br />ATTIC VENTILATION REQUIRED UPPER VENTILATION PROVIDED <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 />1/150 Rule 1/300 Rule Off -Ridge Ridge <br />space. The ventilating area may be reduced to 1/300 provided that at least 40% <br />(No Upper Ventilators Vent Amt <br />(Must Provide Upper Ventilators) Amt. <br />but no more than 50% of the required ventilation is provided in the upper portion of <br />Req.) (Ft.) <br />the space to be ventilated. Upper ventilators shall be located no more than 3 feet <br />Total <br />(measured vertically) below the ridge or highest point of the space, with the <br />Ventilation <br />balance of the required ventilation provided by eave or cornice vents. <br />ATTIC Provided <br />SPACE SQ. FT. SQ. IN. of by Upper <br />**CALCULATIONS BASED ON THE FOLLOWING VALUES, SEE ROOF PLAN** <br />SQ. FT. Total SQ. <br />SQ. IN. of of ventilation to Ventilators <br />of vented IN. of SQ. IN. of SQ. IN. of <br />(Values to be verified with Manufacturer Specifications) <br />. OFF -RIDGE VENTS 138 SQ. IN. OF NET FREE AREA / UNIT <br />ventilation vented be provided (See Elev} <br />soffit ventilation Ventilation Ventilation <br />.SOFFIT VENTS - 7 SQ. IN. OF NET FREE AREA / SQ. FT, <br />required soffit by upper <br />needed required <br />. STUCCO SOFFIT VENTS - 126 SQ. IN. OF NET FREE AREA / SO. FT. <br />needed ventilators <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 />Main <br />28 1 <br />Floor <br />2373 2278 325 1139 81 570 558.0 <br />(Zone 1) <br />420.0 138.0 <br />**NOTE** <br />GENERAL <br />CONTRACTOR MUST ENSURE THAT PROPER VENTILATION IS PROVIDED AT EAVES/SOFFITS AS <br />REQUIRED BY FLORIDA BUILDING CODE 7TH EDITION (2020) RESIDENTIAL. <br />0 <br />- - - - - - - - - - - - - - - - - - - - <br />- - - - - - - - - - - - <br />- - - - - - - - - - - - - <br />- - - - - - - - <br />- <br />I <br />l <br />ZONE-1 <br />I <br />I <br />I <br />ATTIC SPACE <br />I <br />2373 SQ. FT. <br />I <br />I <br />I <br />I <br />I <br />a <br />O <br />I <br />I <br />T <br />� <br />I <br />I <br />I <br />5:12 SLOPE <br />I <br />I <br />I <br />I F'- <br />I <br />I <br />W <br />I W <br />RIDGE <br />----"�-- <br />O <br />:125 SLOPE <br />14'-0' RIDGE VENT <br />CL <br />LO <br />' <br />11'-0' RIDGE VENT <br />I <br />RIDGE <br />W <br />a <br />I I <br />I �\e <br />O <br />' <br />a <br />O <br />L. 3'-0' Lr <br />' <br />I <br />I <br />I I <br />I <br />I <br />I 4'-0' RIDGE VENT I <br />I <br />RIDGE <br />I <br />' <br />I <br />W I <br />a I <br />' <br />O <br />J I <br />CN <br />I <br />CN <br />T <br />I <br />m <br />I <br />' <br />ROOF PLAN - ELEV-Al_ <br />SCALE: %4"=l'-O" <br />O <br />C <br />L, <br />1 r ; r „ <br />CV <br />N <br />O <br />CV <br />M <br />N <br />N <br />O <br />G <br />' e <br />ii <br />^k <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 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 />N 10 <br />1°. o E Co <br />00 N N Icp� it <br />N m # LL <br />O- <br />C "'0' J <br />O 7- W,GD N * LL W <br />N ���a -wa <br />ILL °- <br />aNMV Y <br />Z 0 O0 <br />0 <br />L f6 S <br />-5 F, N to <br />W ¢ Q <br />Z 00 a <br />IL M <br />Cl) Z V (r -j W co O <br />U <br />ZN O <br />❑0O Wali <br />CD <br />z N M <br />O CO <br />z <br />z o <br />0 <br />J <br />fl � <br />QWV) a <br />N <br />z a <br />(D o <br />Qj <br />f- w m <br />0LUa <br />N <br />,Ln <br />c� <br />, <br />1-,, J pEp <br />I <br />ei✓�• <br />L U <br />a' y <br />c � <br />Q <br />0 <br />N <br />O <br />M <br />w <br />M <br />J <br />w <br />O <br />4 Z <br />� <br />U- <br />a E <br />O <br />E u <br />zo <br />w° <br />>N <br />0a <br />ze <br />w� <br />cu <br />�= <br />K 0 <br />aF <br />0 0 <br />p� <br />N <br />z <br />H <br />¢o <br />az <br />r� <br />w <br />L <br />� c <br />�U <br />N <br />m� <br />O <br />Z� <br />z <br />J <br />m <br />a� <br />Q W <br />gz <br />to <br />N <br />o¢ <br />z <br />aO <br />�w <br />W <br />U <br />wLL <br />a2 <br />r <br />j <br />w� <br />�z <br />J <br />cO <br />w� <br />ar <br />°za <br />°3 <br />2 O <br />r / <br />O m <br />N <br />/'\ <br />(D <br />M <br />CID <br />O <br />CIO <br />O <br />O <br />Y <br />�''J/� Y <br />) <br />M <br />W <br />co <br />Q0 <br />r <br />Q) <br />,1—j <br />N <br />O <br />O <br />N <br />M <br />Q <br />r <br />N <br />r <br />O <br />E <br />c M <br />` , <br />O <br />z <br />co <br />z <br />iri <br />E 0 <br />m <br />c <br />FL <br />E <br />O <br />U 'D p <br />c <br />-i <br />JOB <br />NO: 22-02395 <br />SCALE : AS NOTED <br />SHEET NO. <br />5 <br />