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- <br />�LL;u.�i <br />3 <br />v <br />S <br />Q <br />rn <br />r� <br />L0 <br />a� <br />`c <br />o- <br />Q <br />Lo <br />CD <br />O <br />O <br />clil <br />cV <br />/ <br />S <br />Q <br />rn <br />L0 <br />L0 <br />L <br />Q <br />7 <br />V <br />0 <br />0 <br />O <br />J <br />O <br />a <br />I <br />LO <br />L0 <br />O <br />0 <br />c <br />lJ <br />Q <br />C) <br />N <br />/v <br />-L <br />E <br />H <br />N <br />E <br />0 <br />S <br />0 <br />v <br />c <br />c <br />ti <br />N <br />�0•' <br />U <br />U <br />d <br />c <br />0 <br />U <br />J <br />N <br />LZ <br />ATTIC VENTILATION CALCULATIONS - Al <br />ATTIC VENTILATION REQUIRED <br />UPPER VENTILATION PROVIDED <br />1/150 Rule <br />1l300 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 />( ) <br />required <br />needed <br />required <br />soffit <br />by upper <br />needed <br />ventilators <br />Main <br />13 <br />3 <br />Floor <br />2276 <br />2185 <br />312 <br />1092 <br />78 <br />546 <br />1 <br />1 <br />609.0 <br />195.0 <br />414.0 <br />(Zone 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 />ROOF PLAN - ELEV-Al <br />SCALE: %4"=l'-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 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 />(V <br />:2- W <br />0 <br />i— <br />s <br />Li a cti cm <br />c-3'c <br />® <br />_ m <br />"- �W� <br />© r <br />N <br />4 ter <br />� •— ca u <br />o <br />1p'o wiv <br />,tv <br />\ , <br />•-fir .•"r <br />40.E <br />Lti <br />©e� <br />C. <br />"r <br />p <br />To the best of the Engineer's knowledge, information and belief, <br />the structural <br />plans and specifications contained within these <br />drawings comply with the 2020 Florida Building Code - <br />Residential <br />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 <br />W �E <br />g0 <br />� � N <br />0 N 00 <br />:3 u) N # <br />N rn r- r- ° L <br />N �Mv 2S2sZ <br />Q C LL <br />J 5 LLI <br />J LLLL 5 ' d <br />z_ Cu 0 <br />t L6 <br />13 9 <br />1% O <br />C'4!�2 0 <br />02,C) <br />W CU5 c — m W <br />Z LO N z Q J <br />LLt <br />N O U V <br />Z <br />0 co <br />W Li Li <br />V <br />Fal <br />Z N ch <br />O � <br />z <br />O <br />Q � <br />J — <br />0_ � <br />N <br />M <br />V) z v <br />� <br />cn <br />W � <br />'O <br />W <br />Ln N <br />�N in <br />Uft <br />JK <br />(� r— <br />� c <br />W J <br />— <br />_ � <br />yl� <br />t 8 <br />� d <br />a_' <br />V O N <br />C ID <br />N00 <br />Q <br />• <br />N <br />�� <br />CDW <br />coz <br />M <br />O <br />J <br />LL <br />Q E <br />E O <br />z O <br />0 <br />g <br />> N <br />z® <br />�O <br />XU <br />UO <br />0U <br />cino <br />N <br />a0. <br />¢ <br />G Z <br />¢ <br />Oa <br />xz <br />W W <br />L <br />ro <br />a <br />x <br />U <br />m O <br />O¢ <br />Z <br />z <br />C <br />Cl)% <br />� <br />0 <br />¢w <br />to J <br />� <br />¢ <br />zzz <br />go <br />W <br />CL <br />oa <br />w LL <br />a <br />O w <br />M <br />a� <br />zI¢ <br />O <br />C O <br />fY <br />LO <br />0 <br />N <br />_ <br />cc <br />�^\\LO <br />CID co <br />O <br />j <br />0 <br />J <br />� <br />C T <br />Yco <br />T <br />CoL <br />/� / <br />r <br />QI0 <br />a-_j D N <br />o O <br />O <br />N <br />.Q � O <br />LO <br />LO <br />T11- <br />Q <br />T <br />LO <br />LO oo <br />i <br />'^ M <br />UJ <br />o <br />Z <br />Z <br />0 w <br />E Q <br />cc <br />m <br />E 0 -a m <br />aci <br />0- <br />0 J Q Q <br />J <br />JOB <br />NO: 22-09410 <br />SCALE : AS NOTED <br />SHEET NO. <br />5 <br />