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IWITM111 MR <br />LUNr--Z <br />ATTIC SPA, <br />60 SQ. FT. <br />4 <br />4 <br />r <br />4 <br />4 <br />4 <br />ATTIC VENTILATION CALCULATIONS - B <br />ATTIC VENTILATION <br />1/150 Rule <br />REQUIRED <br />1/300 Rule <br />UPPER VENTILATION <br />PROVIDED <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. SQ. FT. SQ. IN. of <br />by Upper <br />SQ. IN of of vented <br />IN. of of ventilation to <br />SQ. IN. of <br />SQ. IN. of <br />ventilation soffit <br />ventilation vented be provided <br />Ventilation <br />Ventilation <br />ion <br />(See Elev) <br />required needed <br />required soffit by upper <br />Ineeded <br />ventilators <br />Main <br />0.0 <br />1.0 <br />Floor 288 276 39 138 10 69 <br />138.0 <br />(Zone 1) <br />0.0 <br />138.0 <br />Main Floor <br />0.0 <br />0.0 <br />(Zone 2) 60 58 8 29 2 14 <br />0.0 <br />0.0 <br />0.0 <br />Upper Floor <br />5.0 <br />1.0 <br />(Zone 3) 860 826 118 413 29 206 <br />- <br />213.0 <br />75.0 <br />138.0 <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-B <br />SCALE: Y4"=V-0" <br />00 <br />C4 <br />co :0< <br />C:) <br />C". <br />Co <br />cc 0 <br />Cj <br />FO WIV N/1� <br />5 E <br />i'A <br />Q <br />lit <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. Engineers signature and seal is only for <br />the structural engineering portions of the drawing pages bearing <br />Engineers signature and seal. <br />W <br />I- <br />A 9 <br />04 C5 ch <br />ui <br />1- <br />C� <br />13 <br />13 <br />u� LL 0- <br />cc <br />r- 8 <br />9 <br />W <br />.2 <br />rp CZ, <br />r-- 0 <br />;;. <br />9 <br />W <br />T 1 <br />Z <br />LL <br />C-4 <br />C-4 Cl) <br />a <br />z <br />. . < 9 0 <br />00 <br />8 <br />W <br />I 1LJ <br />, < <br />WV) <br />(D <br />4—J <br />C-,, <br />LAJ <br />0 <br />LU <br />V) <br />U—j <br />U <br />Of <br />< 04 <br />0z <br />z <br />LL- <br />pp <br />0 <br />Eoa <br />E <br />o <br />4--D ro d <br />C53 <br />x <br />gz <br />z <br />LU <br />31 <br />oui <br />U') <br />ICU <br />CD <br />Cr <br />a. <br />W m <br />CN <br />F— <br />4-0 <br />4-d <br />0 <br />N <br />C:) <br />LO <br />c <br />0) <br />911— <br />Q <br />r- <br />4i <br />E <br />Y <br />c L0 <br />N <br />0 <br />z <br />M <br />E <br />E <br />0 0 <br />ro <br />C <br />< <br />JOB NO: <br />22-08304 <br />SCALE : <br />AS NOTED <br />SHEET NO. <br />4 <br />