Laserfiche WebLink
UPPER ROOF ATTIC VENTILATION <br />ATTIC AREA <br />TOTAL VENTING REQUIRED <br />1353 SQ. FT. <br />649 SQ. IN. <br />UPPER VENT 40% NET VENT MIN. <br />260 SO. IN. <br />UPPER VENT 50% NET VENT MAX. <br />325 SO. IN. <br />UPPER VENTS REQUIRED <br />48" TAMCO OFF -RIDGE VENT (138 SI NET FREE) <br />2 VENTS <br />NET FREE AREA UPPER ROOF VENTING <br />276 SQ. IN. <br />NET FREE AREA SOFFIT VENTING <br />373 SQ. IN. <br />LINEAR FT. SOFFIT REQ'D AT 6.57 SO. IN. / LF. <br />57 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 <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 />W <br />}2� <br />wz �00� } <br />> cr 0 <br />W�F- <br />cr <br />cnvWw <br />F-- >a. J <br />� cc:tr <br />Y O F- z <br />0ILOOcn <br />zzzz~z <br />cc J Q J <br />Wn-2cra <br />�CDO0Ocn <br />�F-QZ� <br />CZ <br />cz <br />a <br />coc <br />V <br />O 2 <br />Fa- <br />t <br />0 <br />O <br />0 <br />Z <br />U <br />O <br />(L <br />Im <br />0) <br />p <br />0 <br />O <br />a <br />O <br />z <br />A <br />w <br />w <br />0 <br />U <br />U) <br />W <br />G <br />U) <br />O� <br />�o <br />a <br />No 77824 <br />STATE OF • 1� <br />o` <br />tORI <br />0/0 iv <br />COMMUNITY: <br />PLAN # 6102 <br />RELEASED: 7/ 1 4/21 <br />SHEET <br />A3.1 <br />