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0 1'-0" N N_DT ROOF PLAN SCALE: 1 /4"=1'-0" 0 5:12 r------------ I I I I I I I I 5:12 0 I I I I I I I ct I I I a'N I I I <O �p I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I OFF RIDGE I I VENT, TYP. I I I I I I I I ---------------------------- I I I I I I I I I I ND I I Lo I I I I I I I I I I I I I I I I I I I I I I I I I I I I I N � 7: I / I I I I I I UPPER ROOF ATTIC VENTILATION ATTIC AREA TOTAL VENTING REQUIRED 1353 SQ. FT. 649 SQ. IN. UPPER VENT 40% NET VENT MIN. 260 SO. IN. UPPER VENT 50% NET VENT MAX. 325 SO. IN. UPPER VENTS REQUIRED 48" TAMCO OFF -RIDGE VENT (138 SI NET FREE) 2 VENTS NET FREE AREA UPPER ROOF VENTING 276 SQ. IN. NET FREE AREA SOFFIT VENTING 373 SQ. IN. LINEAR FT. SOFFIT REQ'D AT 6.57 SQ. IN. / LF.1 57 LF. NOTE: LOCATE RIDGE VENTS 2'-0" OFF ALL HIPS RIDGES OR VALLEYS, MIN., TYP. R806.2:THE MINIMUM NET FREE VENTILATING AREA SHALL NOT BE LESS THAN 1/150 OF THE VENTED SPACE. EXCEPTION: THE MINIMUM NET FREE VENTILATION AREA SHALL BE 1/300 OF THE VENTED SPACE PROVIDED NOT LESS THAN 40 PERCENT AND NOT MORE THAN 50 PERCENT OF THE REQUIRED VENTILATING AREA IS PROVIDED BY VENTILATORS LOCATED IN THE UPPER PORTION OF THE ATTIC OR RAFTER SPACE. UPPER VENTILATORS SHALL BE LOCATED NOT MORE THAN 3 FEET (914 MM) BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE, MEASURED VERTICALLY, WITH THE BALANCE OF THE REQUIRED VENTILATION PROVIDED BY EAVE OR CORNICE VENTS. WHERE THE LOCATION OF WALL OR ROOF FRAMING MEMBERS CONFLICTS WITH THE INSTALLATION OF UPPER VENTILATORS, INSTALLATION MORE THAN 3 FEET (914 MM) BELOW THE RIDGE OR HIGHEST POINT OF THE SPACE SHALL BE PERMITTED. UNDERLAYMENT APPLICATIONS SHALL BE INSTALLED IN ACCORDANCE WITH SECTION R905, TABLE R905.1.1 FOR ASPHALT SHINGLES REFERENCE TO SECTION R905.2 FOR TILE ROOFING REFERENCE TO SECTION R905.3 JU! 202�J IY W �JF-LU Wz0_r wLuZO >cca0 - W::)0cc UWw cn <Z)ru ;wg J =5Ircc<r Zz°W o gQ<Z w(L=CCCL 3 a 0 0 2 Z LL U) z0 �F-Qcz r` Q 0 O U O 0 0 � a 0 L,I i.J I o w 0 w m I a A w 2 w 0 R U vI 04 �o �Zaaaaa COMMUNITY; LINKS ACA A SPRINGS PLAN # 6102 RELEASED: 5/15/20 SHEET A3 91 O Z w cr a O Z cr 0 od Z g w w