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ATTIC VENTILATION <br />ATTIC AREA <br />TOTAL VENTING REQUIRED <br />2002 SQ. FT. <br />961 SQ. IN. <br />UPPER VENT 40% NET VENT MIN. <br />384 SQ. IN. <br />UPPER VENT 50% NET VENT MAX. <br />480 SQ. IN. <br />UPPER VENTS REQUIRED <br />48" TAMCO OFF -RIDGE VENT (138 SI NET FREE) <br />3 VENTS <br />NET FREE AREA UPPER ROOF VENTING <br />414 SQ. IN. <br />NET FREE AREA SOFFIT VENTING <br />547 SQ. IN. <br />LINEAR FT. SOFFIT REQ'D AT 6.57 SQ. IN. / LF. <br />83 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 R905.1.1 FOR ASPHALT SHINGLES <br />REFERENCE TO SECTION R905.2 FOR TILE ROOFING REFERENCE <br />TO SECTION R905.3 <br />ROOF PLAN <br />SCALE:1/8"=1'-0" <br />� <br />QQ <br />cz <br />a" <br />M <br />O <br />n <br />O <br />~ Z <br />H <br />U <br />Oi <br />O <br />w <br />a <br />w <br />w <br />LLM <br />O <br />x <br />O <br />0 <br />U <br />U) <br />w <br />0 <br />04 <br />o <br />i <br />Z <br />44a: <br />a' <br />No 77824r 's <br />*10" % STATE OF <br />ajo AL <br />commmim. <br />LINKS AT CALUSA <br />SPRINGS <br />PLAN # 6100 <br />RELEASED: 5/10/21 <br />SHEET <br />i <br />A3* <br />c <br />r- <br />Z <br />W <br />U) <br />Z <br />O <br />U <br />Z <br />w <br />I <br />