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ATTIC VENTILATION <br />ATTIC AREA <br />TOTAL VENTING REQUIRED <br />2403 SQ. FT. <br />1 153 SQ. IN. <br />UPPER VENT 40% NET VENT MIN. <br />461 SQ. IN. <br />UPPER VENT 50% NET VENT MAX. <br />577 SQ. IN. <br />UPPER VENTS REQUIRED <br />48" TAMCO OFF -RIDGE VENT (138 SI NET FREE) <br />4 VENTS <br />NET FREE AREA UPPER ROOF VENTING <br />552 SQ. IN. <br />NET FREE AREA SOFFIT VENTING <br />601 SQ. IN. <br />LINEAR FT. SOFFIT REQ'D AT 6.57 SQ. IN. / LF. <br />92 LF. <br />NOTE: LOCATE RIDGE VENTS 2'-0" OFF ALL <br />HIPS RIDGES OR VALLEYS, MIN., TYP. <br />R806.2:THE MINIMUM NET FREE VENTILATING AREA SHALL <br />NOT BE LESS THAN 1/150 OF THE VENTED SPACE. <br />EXCEPTION: THE MINIMUM NET FREE VENTILATION AREA <br />SHALL BE 1/300 OF THE VENTED SPACE PROVIDED NOT <br />LESS THAN 40 PERCENT AND NOT MORE THAN 50 <br />PERCENT OF THE REQUIRED VENTILATING AREA IS <br />PROVIDED BY VENTILATORS LOCATED IN THE UPPER <br />PORTION OF THE ATTIC OR RAFTER SPACE. UPPER <br />VENTILATORS SHALL BE LOCATED NOT MORE THAN 3 <br />FEET (914 MM) BELOW THE RIDGE OR HIGHEST POINT OF <br />THE SPACE, MEASURED VERTICALLY, WITH THE BALANCE <br />OF THE REQUIRED VENTILATION PROVIDED BY EAVE OR <br />CORNICE VENTS. WHERE THE LOCATION OF WALL OR <br />ROOF FRAMING MEMBERS CONFLICTS WITH THE <br />INSTALLATION OF UPPER VENTILATORS, INSTALLATION <br />MORE THAN 3 FEET (914 MM) BELOW THE RIDGE OR <br />HIGHEST POINT OF THE SPACE SHALL BE PERMITTED. <br />UNDERLAYMENT APPLICATIONS SHALL BE INSTALLED IN <br />ACCORDANCE WITH SECTION R905 <br />FOR ASPHALT SHINGLES REFERENCE TO SECTION R905.2 <br />FOR TILE ROOFING REFERENCE TO SECTION R905.3 <br />ROOF PLAN <br />SCALE: 1 /4"=1'-0" <br />rr <br />LLI <br />r IY <br />LLJ <br />SO>.F- <br />>oCQO <br />LIB I- <br />(nUww <br />Q w <br />=o�c>a <br />_��CC <br />�c 0 1— z <br />� Li— 0 co <br />zzzz <br />CCJ Q J <br />W0-21z0- <br />(noOQ <br />�2zLL (n <br />�I-Qz0 <br />r` <br />Q o <br />O �¢ <br />a <br />0 <br />j� <br />V <br />O <br />L� <br />1 <br />O <br />w <br />a <br />a <br />MEMO <br />cry <br />z <br />O <br />A <br />O <br />U <br />w <br />o <br />� <br />U) <br />O� <br />rno <br />o <br />14 <br />4<<K <br />NP <br />a` No 77824 <br />e Q <br />STATE OF a �k <br />s <br />CORD <br />+� <br />CO uN s; <br />LINKS @ CALUSA SPRINGS' <br />PLAN # 6101 <br />RELEASED: 10/6/21 <br />SHEET <br />A3 91 <br />r <br />0 <br />Z <br />W <br />0 <br />z <br />¢ <br />Ir <br />0 <br />06 <br />z <br />n <br />W <br />U) <br />W <br />0 <br />Z <br />¢ <br />_ <br />0 <br />U) <br />Z <br />¢ <br />J <br />d <br />W <br />w <br />W <br />_ <br />F- <br />Z_ <br />W <br />H <br />_ <br />C7 <br />w <br />IL <br />0 <br />a <br />w <br />_ <br />0 <br />0 <br />z <br />¢ <br />