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a ATTIC VENTILATION CALCULATIONS <br /> SEE SHEET A216A ROOF NOTES <br /> 1. SEE STRUCTURAL DRAWINGS <br /> FOR ROOF FRAMING. <br /> 2, ALL ROOFING TO BE CLASS B OHNSON BRAUNDwc. <br /> a MINIMUM PER IBC SECTION 1505 AND 15200 52nd Ave.South <br /> a <br /> TABLE 1505.1. Suite 300 <br /> 3. ALL ROOF SLOPES ARE 4 1/8"/FT.U.N.O SeatOe,WA 98188 <br /> Phone 206.766.8300 <br /> 4. ALL ROOF OVERHANGS ARE V-0"U.N.O vmvjohnsonhraund- <br /> 5. DRAFTSTOPS ARE NOT REQUIRED ARCHITECTURE <br /> IN BUILDINGS EQUIPPED WITH AUTOMATIC INTERIOR DESIGN <br /> SPRINKLER SYSTEMS PER IBC SECTION <br /> 903.3.1.1(NFPA 13) Greg L.A'IW., <br /> 6. PER IBC SECTION 708.4,IN Jeffrey A.Williams, <br /> COMBUSTIBLE CONSTRUCTION WHERE <br /> THE FIRE PARTITIONS ARE NOT REQUIRED <br /> TO BE CONTINUOUS TO THE SHEATHING, <br /> DECK OR SLAB,THE SPACE BETWEEN THE <br /> CEILING AND THE SHEATHING,DECK OR <br /> SLAB ABOVE SHALL BE FIRE BLOCKED OR <br /> DRAFTSTOPPED IN ACCORDANCE WITH IBC <br /> SECTIONS 718.2 AND 718.3 AT THE <br /> PARTITION LINE.EXCEPTION#6: <br /> FIREBLOCKING OR DRAFTSTOPPING IS NOT <br /> REQUIRED AT THE PARTITION LINE IN <br /> BUILDINGS EQUIPPED WITH AN AUTOMATIC <br /> SPRINKLER SYSTEM INSTALLED <br /> THROUGHOUT IN ACCORDANCE WITH IBX ass. <br /> SECTION 903.3.1.1.,.PROVIDED THAT REGISTERED <br /> AUTOMATIC SPRINKLERS ARE INSTALLED ARCHITECT <br /> IN COMBUSTIBLE FLOOR/CEILING AND - <br /> ROOF/CEILING SPACES. <br /> 7. DRAFTSTOPPING MATERIALS TO f xxxxv>aTxors wnJJAM <br /> BE 1/2"GYP.SHEATHING OR 1/2"PLYWOOD sTATe av wnswxcTox <br /> OR OSB SHEATHING PER IBC SECTION <br /> 718.3.1. <br /> STAMP <br /> 8. PER IBC SECTION 1203.2 EXCEPTION: <br /> THE NET FREE CROSS-VENTILATION AREA <br /> SHALL BE PERMITTED TO BE REDUCED TO k <br /> 11300 PROVIDED BOTH OF THE FOLLOWING <br /> CONDITIONS ARE MET: <br /> 1.IN CLIMATE ZONES 6,7,AND 8,A CLASS I e E <br /> OR II VAPOR RETARDER IS INSTALLED ON o <br /> THE WARM-IN-WINTER SIDE OF THE CEILING. <br /> 2.AT LEAST 40 PERCENT AND NOT MORE <br /> THAN 50 PERCENT OF THE REQUIRED <br /> VENTING AREA IS PROVIDED BY a <br /> VENTILATORS LOCATED IN THE UPPER ru°$ <br /> PORTION OF THE ATTIC OR RAFTER SPACE. <br /> UPPER VENTILATORS SHALL BE LOCATED <br /> NOT MORE THAN 3 FEET BELOW THE RIDGE <br /> OR HIGHEST POINT OF THE SPACE, <br /> MEASURED A.e 2 A.k A.I LY,W TH THE BALANCE <br /> OF THE VENTILATION LPROVIDED BY EA E OR <br /> A412 � CORNICE VENTS.WHERE THE LOCATION OF - <br /> A412 WALL OR ROOF FRAMING MEMBERS � <br /> 2-HOUR ELEVATOR ENCLOSURE CONFLICTS WITH THE INSTALLATION OF 2 <br /> FRAMING CONTINUOUS TO UPPER VENTILATORS,INSTALLATION MORE <br /> _ UNDERSIDE OF ROOF THAN 3 FEET THE RIDGE OR <br /> HIGHEST POINT OFyTHE SPACE SHALL BE d <br /> b= o_ o= SHEATHING.ELEVATOR o <br /> mifN O N O ENCLOSURE ROOF FRAMING TO PERMITTED. <br /> NO p M O iv `v O A311 - BE ENTIRELY INDEPENDENT OF 9. BATHROOMS SHALL BE <br /> o= MAIN ROOF FRAMING MECHANICALLY VENTILATED IN <br /> O ELEVATOR HOISTWAY VENT ACCORDANCE WITH THE IMC PER IBC <br /> w SECTION 1203.5.2.1. <br /> I 6 SOFT NET FREE AREA <br /> D DS DS cw-7 �� DS DS MINIMUM,SEE MECH <br /> LJ LJ III III 9� y hl LJ LJ COMPOSITION SHINGLE ROOFING o <br /> TO MEET ASTM D7158 CLASS G OR rc <br /> P u l u' h PL JP' h <br /> H OR ASTM D3161 CLASS F ORVER <br /> lil III Ilh ONE LAYER OF UNDERLAYMENT, <br /> —-—-—-—-—-—-—-—-—- -—I r—-—-—-J —-—-—-—- —-—-—-—-—-—I�—-—- —-— i' —- 41-+ TYP.REFER TO MANUFACTURER'S 1 3 <br /> III II' III ryi y� to Ily iii Qys' 7• 6•, REQUIREMENTS A410 <br /> .� <br /> ul w ul Ih III II DASANTENNA 2 <br /> w iii III �� ° <br /> }` DAB VERTICAL SHAFT BELOW <br /> lil "�, III' Ihl II II ml r ------ 22"X 36"1-HOUR RATED i <br /> 0 I. Iq� II LI <br /> g '� 'h 'I II ATTIC ACCESS HATCH <br /> BASIS OF DESIGN- <br /> ul NYSTROM IU-22x36-G <br /> ROOF ACCESS HATCH <br /> iii i1ti 'I' f+ii f+il 'li FROM ATTIC WITH <br /> ul a HATCH INDICATES EXTENT OF ATTIC ACCESS CATWALK ry I� Ip PERMANENTLY L. _ <br /> SEE ELECTRICAL DRAWINGS FOR LIGHTING n II 'l l L �' INSTALLED LADDER x <br /> ____ III _________xl�________r____ z_____________�III _____III I <br /> VENT CAP FOR TOP aw <br /> II <br /> I <br /> 1: <br /> i lu` II FLOOR UNITS,TYP. 6� <br /> __JIL----------------- "I' 1_ "II iii \ / a� <br /> q <br /> ---------------- ______J-=====-L______ _____ _ ____JL�_ ________r=====-L -- _____r_____Z_____________JJ <br /> A.3 - - A.3 <br /> C� <br /> a 3 r ° <br /> " LL� <br /> A.4 - ---- ----------- - A.4 <br /> - 2==== =====1 Z===== =====1 Z=====� <br /> �nr r �nr r = m <br /> n <br /> 4- - - - - - - - - - - - - - F_ - - - - - - - - - - - - - - - - - - - - - - - - - - fB <br /> PV �PV�PV�PV�PV�PV�PViI�V�PV�PV�PV�PV�PV�PV�PV ii PI PV�PV�PV�PV�PV�PV {PV�P�1 if�PV�PV�PV�PV�PV�PV�PV�PIA�PV�PV�PV�PV�PV�PV�PV�'RV�PV�PV�PV�PV� V�PV�PVIr V PVC s'¢ <br /> \ /IOII/I\�11\ /I\ /I\ /I\ /I\ /I\ /:16q /I\ /I\ /I\ /I\ /I\ /I1 /1\ 'I\ /I\ /I\ /I\ /I\ /I\ /I\ /1\�lIfl\ /1\ /I\ /I\ /I\ /I\ /I\ /I VaI1/I\ /I\ /I\ /I\ /I\R/I\ /I\ /III / \ /I DS VENT CAP FOR TOP FLOOR L3 0 <br /> X X X X X X X X 1111:X I X I X I X I X I X X X Illll1'X I X I X I X I X I X X I XUi� X I X I X I X I X I X I X I hii 1 X I X I X I X I X X 1 X 1 iiN X X X X X X UNITS,TYP.ADJUST LOCATIONS 4) W N FIELD TO AVOID CONFLICTS d p® <br /> I L' <br /> WITH SOLAR HW AND SOLAR PV > r m <br /> PVPVP� PVPVPVPVPVPV'"iVPVPVPVPVPVPVPV""'PVPV PV*PV*PVPV'`I PVPUiPVPVPVPVPVPVPV � PV*PV*PV*PV*PV*PV*PV*'r/*PV*PV*PV*PVVPVPVi�VPV� SYSTEM COMPONENTS. O w QUw=$ `; <br /> 'I/I\ /I\ /I\ /I\ /I\I <br /> I X 4 I X X X X X I X I X 1IIIiiX I X I X X 1 X 1 X I X I Xlilll:x I X I X I X I X I X I X I Xllal X I X I X I X I X I X I X I ill X I X I X I X I X I X I X 11' 1 X 1 X 1 X 1 X I X I X I X 1l I X I ICE&WATER SHIELD,TYP. 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Ilii ��J G,q iii ,P� AFL III <br /> IL <br /> �2 DS > DS DS DS > DS DS DS DS <br /> y cw9 K-STY E GUTTERS <br /> ALUMINUM <br /> (D o 0 <br /> (D C K <br /> E <br /> 00= c= o 3; CUT 18"x 18"OPENINGS IN MAIN PROJECT#: 1827 <br /> fA310 N O N O '0 <br /> N o ROOF SHEATHING TO ALLOW KEY PLAN <br /> VENTING OF OVERFRAMED AREAS DRAWN BY: AT <br /> N <br /> g A.e A k A I CHECKED BY: ST <br /> so 1 <br /> BLDG A-ROOF PLAN <br /> ci A310 EAST <br /> w A216B <br /> BUILDING A <br /> �1�BLDG A-ROOF PLAN EAST `/vim/\�/\I PERMIT SET 10/09/2020 <br /> z <br /> w <br />