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0 <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 />i <br />I <br />i <br />I <br />I <br />I <br />O <br />J <br />on <br />� <br />i <br />I <br />I <br />5:12 SLOP <br />I <br />I <br />I- <br />I <br />I <br />I W <br />RIDGE <br />LLO <br />:12 SLOPE <br />14'-0' RIDGE VENT <br />Lp <br />o <br />a <br />CF <br />� <br />P� <br />J <br />117 <br />i <br />15'-0' RIDGE VENT <br />— <br />I <br />RIDGE <br />I <br />W <br />d <br />i <br />I <br />I <br />� <br />d I <br />° <br />3'-0' <br />N <br />r <br />I <br />J <br />N <br />I <br />I <br />L <br />I <br />I <br />I <br />I <br />RIDGE <br />o I <br />i <br />W I <br />a I <br />U) <br />J I04 <br />o I <br />COI <br />ROOF PLAN — <br />ELEV—Al_ <br />SCALE: %4"=1'-0" <br />ATTIC <br />VENTILATION <br />CALCULATIONS <br />- Al (TRA) <br />Attic Ventilation <br />ATTIC VENTILATION <br />REQUIRED <br />UPPER VENTILATION <br />PROVIDED <br />Attic Ventilation to be incompliance 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 <br />1/300 Rule <br />Ridge <br />Off -Ridge <br />space. The ventilating area maybe reduced to 1/300 provided that at least 40% <br />(No Upper Ventilators <br />(Must Provide Upper Ventilators) <br />Vent Amt <br />Amt. <br />but no more than 50% of the required ventilation is provided in the upper portion of <br />Req.) <br />(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 <br />Provided <br />**CALCULATIONS BASED ON THE FOLLOWING VALUES, SEE ROOF PLAN** <br />SPACE <br />SQ. FT. <br />Total SO. <br />SQ. FT. <br />SQ. IN. of <br />by Upper <br />(Values to be verified with Manufacturer Specifications) <br />SQ. IN. of of vented <br />IN. of <br />of <br />ventilation to <br />SQ. IN. of <br />SO. IN. of <br />Ventilators <br />•OFF -RIDGE VENTS - 138 S0. IN. OF NET FREE AREA /UNIT <br />ventilation <br />soffit <br />ventilation <br />vented <br />be provided <br />Ventilation <br />Ventilation <br />(See Elev) <br />.SOFFIT VENTS - 7 S0. IN. OF NET FREE AREA / S0. FT. <br />required <br />needed <br />required <br />soffit <br />b upper <br />y <br />• STUCCO SOFFIT VENTS 126 SQ. IN. OF NET FREE AREA I S0. FT. <br />needed <br />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 S0. 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 <br />1 <br />Floor <br />2373 <br />2278 <br />325 <br />1139 <br />81 <br />570 <br />573.0 <br />435.0 <br />138.0 <br />(Zone 1 ) <br />**NOTE** <br />GENERAL <br />CONTRACTOR <br />MUST ENSURE THAT <br />PROPER VENTILATION IS PROVIDED <br />AT EAVES/SOFFITS <br />AS <br />REQUIRED <br />BY FLORIDA <br />BUILDING CODE 7TH <br />EDITION (2020) RESIDENTIAL. <br />N <br />0 <br />N <br />N <br />N <br />o <br />�`9at�~ia�arr� <br />��'.. No PE�±3r O <br />.. <br />a• <br />, <br />H <br />YI. <br />dr MII <br />{F",.*� <br />Z. <br />traa' <br />