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-�- _ _- _ L 11 1 I I r 1 r11 _ _ I _ 1 1 1 11 1 1 1 11 1P i_ I I , I I I I -- <br />Attic Ventilation <br />Attic Ventilation to be in compliance with the Florida Building Code 5th Edition <br />(2014) Residential R806. <br />The Minimum net free ventilating area shall be 1/150 of the area of the vented <br />space. The ventilating area may be reduced to 1/300 provided that at least 40% <br />but no more than 50% of the required ventilation is provided in the upper portion of <br />the space to be ventilated. Upper ventilators shall be located no more than 3 feet <br />(measured vertically) below the ridge or highest point of the space, with the <br />balance of the required ventilation provided by eave or cornice vents. <br />-CALCULATIONS BASED ON THE FOLLOWING VALUES, SEE ROOF PLAN - <br />VENTED SOFFIT 48 SQ. FT. (Values to be verified with Manufacturer Specifications) <br />• RIDGE VENTS 15 SQ. IN. OF NET FREE AREA / LINEAR FT. <br />• OFF -RIDGE VENTS 138 SQ. IN. OF NET FREE AREA / UNIT <br />• SOFFIT VENTS 7 SQ. IN. OF NET FREE AREA / SQ. FT. <br />V) (D <br />•' " • IN THERMA T (Shingle 2 IN. F N O'HAG WEA S ER S In a Ro 7 SQ 0 ET FREE AREA/ FT. <br />i1:iT�isi.L'iLi:L <br />( 9 � <br />** (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) ! 72 = Amount of O'Hagin Vents Needed <br />(D(0 0 — <br />ZONE-3 • .. • • LOMANCO DECK -AIR (Shingle Roof)- 9 SQ. IN. OF NET FREE AREA / FT. <br />.I ••Formula: (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) 19 = Linear Ft. of Deck -Air Needed) <br />• O'HAGIN (Tile Roof) - 86.25 SQ. IN. OF NET FREE AREA / VENT <br />•' •1 �• Formula: (Sq. Ft. Soffit Needed) x 7 = (Sq. In. Needed) 186.25 = Amount of O'Hagin Vents Needed <br />:I ATTIC SPACE <br />00 <br />280 SQ. FT. <br />'.I <br />.. LL <br />i. <br />.�'�. 01 <br />• 00 <br />I'. <br />VENTED SOFFIT 42 SQ. FT. o <br />w <br />w <br />:! ZONE-4 <br />%71 ATTIC SPACE .. <br />.. <br />.1 <br />71 1740 SQ. FT. <br />:1 ��• U) <br />• (•� LL_ <br />LU <br />,1 �•• w <br />N :1 ��• <br />LjL <br />LL <br />0 <br />w <br />z <br />LU <br />1'. <br />I'. <br />• ('. <br />LL (.• <br />d <br />LPL I•' <br />:•1 0 VENTED SOFFIT 26 SQ. FT. <br />.� w I•' <br />z ' ... <br />::.) w ... <br />ZONE-1 �.�.� <br />�-- ZONE-2 <br />ATTIC SPACE <br />:.. ATTIC SPACE <br />� 269 SQ. FT. <br />U .� PM PM PM PM 45 SQ. FT. <br />�_ •'� <br />LL_'�� F� �" VENTED SOFFIT 15 SO. FT. <br />0.:. <br />cn �.. <br />•�UJI �. <br />W �.. <br />t:. <br />1 f' <br />:. <br />VENTED SOFFIT 70 SQ. FT. <br />ROOF PLAN -A <br />SCALE: %4"=V-0" <br />0!�G <br />ATTIC VENTILATION CALCULATIONS - A <br />ATTIC VENTILATION REQUIRED UPPER VENTILATION PROVIDED <br />1/150 Rule 1/300 Rule RidgeVentAmt <br />(No Upper Ventilators (Must Provide Upper Ventilators) (Ft.) Off Ridge Amt <br />Req.) <br />Total Ventilation <br />ATTIC Provided by <br />SPACE SQ. FT. Total SQ. SQ. FT. SQ. IN. of Upper <br />SQ. IN. of of ventilation to Ventilators <br />of vented IN. of SQ. IN. of SQ. IN. of See Elev <br />ventilation vented be provided ( ) <br />required soffit ventilation y Ventilation Ventilation <br />needed required soffit b <br />upper <br />needed ventilators <br />Main 0.0 0.0 <br />Floor 269 258 37 129 9 65 0.0 <br />(Zone 1) 0.0 0.0 <br />Main Floor 0.0 0.0 <br />(Zone 2) 45 43 6 22 2 11 0.0 <br />o.o o.o <br />Upper Floor 280 269 38 134 10 67 0.0 0.0 0.0 <br />(Zone 3) <br />0.0 0.0 <br />Upper Floor 1740 1670 239 835 60 418 0.0 3.0 414.0 <br />(Zone 4) <br />0.0 414.0 <br />**NOTE** <br />GENERAL CONTRACTOR MUST ENSURE THAT PROPER VENTILATION IS PROVIDED AT EAVES/SOFFITS AS <br />REQUIRED BY FBC 5th ED. RESIDENTIAL. <br />VENTED SOFFIT LEGEND <br />IF SOFFIT IS LABELED AS "NON -VENTING" FIRE PROTECTION WILL BE INSTALLED <br />AS REQUIRED BY SECTION R302 OF THE FBC 5th EDITION (2014) RESIDENTIAL. IF <br />LABELED AS "VENTED", NO FIRE PROTECTION WILL BE REQUIRED. <br />VENTED SOFFIT <br />zo <br />— o <br />Z <br />Q <br />V/ cn <br />Ow ~ <br />� <br />U a <br />CL <br />D <br />M <br />W C N Cl) E <br />M <br />Ly Y � dO <br />u7 O � <br />Q � � Q O <br />N C B D C <br />A ' <br />i" LLt w <br />To the best of the Engineer's knowledge, information, and <br />belief, the structural plans and specifications contained <br />within these drawings comply with the Florida Building <br />Code Sth Edition (2014) Residential. Engineer's signature <br />and seal is only for the structural engineering portions of <br />the drawing pages bearing Engineer's signature and seal. <br />Z r-4 <br />to <br />r>•r <br />U-WON <br />) <br />M O <br />M <br />Q � LL � <br />Q ^ <br />� U 0„ +—t <br />Q � � <br />Z � M <br />W <br />J � <br />Oz <br />wl�i0 <br />Wmz �a <br />V1-'�R00 <br />rZyz¢U <br />Z r Q UU f <br />w�z <br />w <br />v <br />�� � � Z N <br />N <br />aOzO <br />C:Ln <br />) <br />�3J <br />N <br />N <br />J <br />Boa <br />aka Y� <br />¢zVa <br />w�0o� <br />O Q � � O Z m 0 <br />ru 0 = W O <br />zO.f��zz <br />z CW7w�zOo <br />Cull W � p�-Ju'¢c'g <br />> —3�. <br />LL <br />� Z 8$��pa� <br />W W O w 2¢ <br />r,*, Q QoB <br />dx�z <br />JOw¢ <br />J � Y W <br />O M � ¢Q�� <br />I— o (tLU ) 0 LL <br />Z .. <br />F— Z <br />z � g OTC <br />t,--r J <br />SCALE : AS NOTED <br />PLOT DATE : 12/7/2012 <br />TECH: FGUZMAN <br />VERSION NO. <br />1525 <br />SOB NO: 17-5172 <br />SHEET N0. <br />7 <br />zo <br />— o <br />Z <br />Q <br />V/ cn <br />Ow ~ <br />� <br />U a <br />CL <br />D <br />M <br />W C N Cl) E <br />M <br />Ly Y � dO <br />u7 O � <br />Q � � Q O <br />N C B D C <br />A ' <br />i" LLt w <br />To the best of the Engineer's knowledge, information, and <br />belief, the structural plans and specifications contained <br />within these drawings comply with the Florida Building <br />Code Sth Edition (2014) Residential. Engineer's signature <br />and seal is only for the structural engineering portions of <br />the drawing pages bearing Engineer's signature and seal. <br />Z r-4 <br />to <br />r>•r <br />U-WON <br />) <br />M O <br />M <br />Q � LL � <br />Q ^ <br />� U 0„ +—t <br />Q � � <br />Z � M <br />W <br />J � <br />Oz <br />wl�i0 <br />Wmz �a <br />V1-'�R00 <br />rZyz¢U <br />Z r Q UU f <br />w�z <br />w <br />v <br />�� � � Z N <br />N <br />aOzO <br />C:Ln <br />) <br />�3J <br />N <br />N <br />J <br />Boa <br />aka Y� <br />¢zVa <br />w�0o� <br />O Q � � O Z m 0 <br />ru 0 = W O <br />zO.f��zz <br />z CW7w�zOo <br />Cull W � p�-Ju'¢c'g <br />> —3�. <br />LL <br />� Z 8$��pa� <br />W W O w 2¢ <br />r,*, Q QoB <br />dx�z <br />JOw¢ <br />J � Y W <br />O M � ¢Q�� <br />I— o (tLU ) 0 LL <br />Z .. <br />F— Z <br />z � g OTC <br />t,--r J <br />SCALE : AS NOTED <br />PLOT DATE : 12/7/2012 <br />TECH: FGUZMAN <br />VERSION NO. <br />1525 <br />SOB NO: 17-5172 <br />SHEET N0. <br />7 <br />