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i <br />a <br />rn <br />L0 <br />Q <br />0 <br />O <br />00 <br />N <br />15 <br />I <br />rn <br />LO <br />v <br />vV_i <br />00 <br />04 <br />Lg <br />O <br />I <br />L <br />0 <br />Cr <br />Q <br />rn <br />c <br />`o <br />Q <br />CV <br />O <br />C <br />a <br />E <br />0 <br />m <br />O <br />`v <br />c <br />J <br />h <br />tCL <br />U <br />v <br />c <br />V <br />yy+ <br />N <br />.o <br />U <br />d <br />GI <br />y <br />0 <br />v <br />0 <br />J <br />ti <br />ATTIC VENTILATION CALCULATIONS - Al (TRA) <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. IN. of SQ. FT. Total SQ. <br />of ventilation to SQ. Ventilators <br />IN of vented IN. of 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 />. <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 <br />needed required soffit by upper <br />• STUCCO SOFFIT VENTS 126 SQ. IN. OF NET FREE AREA / SQ. 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 SO. 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 />29 1 <br />Floor <br />2373 2278 325 1139 81 570 573.0 <br />(Zone 1) <br />435.0 138.0 <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 />I <br />O <br />I <br />M I <br />a I <br />I <br />ZONE-1 <br />co <br />T <br />3'-0ATTIC SPACE <br />' <br />� <br />2373 SQ. FT. <br />I <br />I <br />RIDGE <br />I I <br />I <br />I <br />I LLI <br />( <br />Oa <br />O <br />I <br />I y/A <br />U) <br />I <br />r <br />I <br />I <br />� <br />� I <br />I <br />RIDGE <br />154 RIDGE VENT <br />I <br />Lu <br />I <br />O <br />:12� SLOPE <br />�`�Fj- T <br />LU <br />I > <br />14'-0' RIDGE VENT <br />I u_ <br />O <br />O <br />RIDGE <br />I <br />I <br />I <br />I <br />I <br />I <br />5:12 SLOP I <br />I <br />I <br />LL1 <br />a <br />' <br />I <br />' <br />�\� <br />I <br />N <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />Q <br />I <br />I <br />I <br />I <br />ROOF PLAN - ELEV-Al_ <br />SCALE: %4"=1'-0" <br />o, O <br />N O <br />® a )< <br />Lj <br />Lu r+ <br />yi 8 <br />. v y <br />14— _' <br />.- <br />03 <br />N +,; <br />.i <br />/®L-� <br />(r -A <br />0 <br />70 <br />a ... 0 W <br />CV <br />CV <br />O <br />CV <br />M <br />d�99;16bI3iFaByA, CV <br />LE <br />L ..E •• <br />No <br />' STATE <br />fifflimill % <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 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 />W h <br />W �E 1� <br />ao C$ 00 <br />(No <br />N N m � � <br />C °' W <br />Vi �rP-�� - w a <br />a� M v LL a Y <br />L a <br />_� <br />Z fOgO'_ Z O <br />O~w <br />L°o <br />IY 5 N co x O <br />W (1) <br />+f a. <br />� • Z of L O <br />M IL <br />ILU <br />N <br />O U U) <br />Z Q <br />W ❑❑❑ <br />o g <br />N <br />n <br />� <br />Q � <br />d N <br />N <br />M <br />to zC3 <br />CD <br />0 <br />d-1 U, <br />t'6 w <br />U <br />L11 <br />J <br />L <br />= L � <br />z• <br />ff <br />O N <br />c U) <br />Y <br />�Q <br />Q N 0 <br />O <br />C <br />J <br />w <br />Cl)z <br />Cl)o <br />Z <br />LJL.. <br />cd-E O <br />�- <br />E <br />� p <br />LLD <br />wz <br />} •- <br />Q N <br />z® <br />ow a� <br />U <br />N <br />_Q <br />a> <br />0O <br />00 <br />�UQ <br />C� <br />O G <br />O <br />cli <br />o <br /><o <br />dz <br />�w <br />>_ <br />(O <br />¢o <br />m� <br />O <br />C� <br />wm <br />ZLL <br />N <br />J <br /><° <br />Qw <br />z <br />2 <br />N { <br />2< <br />z6 <br />g <br />Q 5 <br />a �z <br />w� <br />- <br />az <br />=3 <br />o <br />Mja <br />w <br />�O <br />00 <br />cr <br />z a <br />i <br />N T <br />Z <br />> Lo <br />.J <br />'n <br />L ! <br />O m <br />/1LO <br />L_ <br />0/ <br />Y <br />Y <br />T <br />� <br />�/� <br />mil./ <br />m <br />m <br />� <br />Q <br />I <br />� <br />� <br />mot' <br />N <br />O <br />L o <br />M <br />T <br />iu <br />m <br />N <br />w nl <br />o <br />Z <br />z <br />E M <br />a <br />U J Q <br />J <br />JOB <br />NO: 22-02401 <br />SCALE : AS NOTED <br />SHEET NO. <br />5 <br />7F_ JIT—r- I <br />