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a ATTIC VENTILATION CALCULATIONS ROOF NOTES <br /> SEE SHEET A216A <br /> a 1. SEE STRUCTURAL DRAWINGS 4v <br /> FOR ROOF FRAMING. <br /> 2, ALL ROOFING TO BE CLASS B OHNSON BRAUND�rvc. <br /> MINIMUM PER IBC SECTION 1505 AND 15200 52nd Ave.South <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 —phnsonhraund- <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 903.3.1.1.1.PROVIDED THAT REGISTERED <br /> AUTOMATIC SPRINKLERS ARE INSTALLED ARCHITECT <br /> IN COMBUSTIBLE FLOOR/CEILING AND - <br /> ROOF/CEILING SPACES. <br /> 7. DRAFTSTOPPING MATERIALS TO I exaev>aTxors wnJJAM <br /> BE 1/2"GYP.SHEATHING OR 1/2"PLYWOOD sTATe av wnswrvcTory <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 rq o$ <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 1 CORNICE VENTS.WHERE THE LOCATION OF <br /> A412 WALL OR ROOF FRAMING MEMBERS <br /> 2-HOUR ELEVATOR ENCLOSURE CONFLICTS WITH THE INSTALLATION OF <br /> FRAMING CONTINUOUS TO UPPER VENTILATORS,INSTALLATION MORE _ <br /> _ UNDERSIDE OF ROOF THAN 3 FEET HIGHEST POINT OFyTHE SPACE SHALL BE d <br /> b= THE RIDGE OR <br /> o= o= SHEATHING.ELEVATOR o <br /> mifr 0 N O ENCLOSURE ROOF FRAMING TO PERMITTED. <br /> iv p M O iv `x O A311 - BE ENTIRELY INDEPENDENT OF 9. BATHROOMS SHALL BE <br /> o= MAIN ROOF FRAMING MECHANICALLY VENTILATED IN <br /> z/ 1 M O ELEVATOR HOISTWAY VENT ACCORDANCE WITH THE IMC PER IBC <br /> w SECTION 1203.5.2.1. <br /> D o 0 6 SOFT NET FREE AREA <br /> D DS DS cw-7 DS DS MINIMUM,SEE TECH <br /> A.1 — D <br /> �(G III LJ LJ III III 9� y 'II LJ LJ li COMPOSITION SHINGLE ROOFING m <br /> � ul II ' < h it Pi TO MEET ASTM D7158 CLASS G OR IY <br /> P u l u' h PL JP' h <br /> H OR ASTM D3161 CLASS F ORVER <br /> III III iip ONE LAYER OF UNDERLAYMENT, <br /> ——————— —— —————-J ———————— ——————————- ———— —— —— t—— TYP E Q U R E M E N REFER OSMANUFACTURER'S <br /> A 410 3 <br /> III Ilr III � L- �- r <br /> III I I III I I � IIIyJJ ly6" <br /> ul w ul Ih �iil II DASANTENNA g <br /> w iii II' ry <br /> I ih it DAB VERTICAL SHAFT BELOW <br /> iii ii' ih1 itil II ly `nir--LL------ 22"X 36"1-HOUR RATED a <br /> u' LqC ui 0J uh �i'li I' I' ATTIC ACCESS HATCH <br /> BASISOFDESIGN- <br /> III �- III J ury spy III =c NYSTROM IU-22x36-G <br /> ul ul up I o <br /> ROOF ACCESS HATCH <br /> iii i1ti �' flii f+il J ICI II FROM ATTIC WITH w <br /> ul a HATCH INDICATES EXTENT OF ATTIC ACCESS CATWALK ry I� Ip PERMANENTLY L. <br /> SEE <br /> ul ___n�_ __ III II II _____ III \F/ IL �I INSTALLED LADDER 6 <br /> _______�� III __ T z <br /> r-----�ELECTRICAL DRAWINGS FOR LIGHTING li u�________r----z_____________�ii J II I VENT CAP FOR TOP � aw <br /> III I I I <br /> i ini III <br /> iii iii llI II FLOOR UNITS 8 <br /> 1 E <br /> __________________JIL_______________ ___J- Z __ <br /> A.3 — --- — A.3 <br /> go <br /> Aa11 a 3" LL� <br /> A.4 — __ — A.4 <br /> _ - Z=====� �_____� Z=====- -I, Z===== =====1 Z=====� <br /> PV/�PV�Tnr�P �PV�PV�PV�PV 71\ W_W 1,i' �PVW PV�PV W PV�PV iWi V�PV W PV�PV�PV�PV� V�PV�1 PV�PV�PV�PV�P--PV�PV�PV PV�PV�PV�PV�PV-PV-PVC Wi PV-PV-PV-PV�P �PV�PV� V� y 2'¢ <br /> \ /I\�i/I\�I\ /I\ /I\ /I\ /I\ /I\ /141i \ /I\ /I\ /I\ /I\ /I'N'�/I\ /I\ /I\ /I\ /I\ /I\ /I\ /'�I� /I\ /I\ /I\ /I\ /I\ /I\ /I\ Yu�\ /I\ /I\ /I\ /I\ /I\ /I\ /I\'Iil\ /I\ /I\ /I\ /I\y I\ /I\ /I\I /I DS VENT CAP FOR TOP FLOOR L �3 <br /> Il�i ill III UNITS,TYP.ADJUST LOCATIONS d e X X X X X X X X Ipl X X X X X Ini� X X X X X X II I'X X X X X X X Xin` X X X X X X X k X X X X X X X h_ w' <br /> ii/ WITH SOLAR <br /> AND <br /> L' gd m <br /> f� Ali WITH SOLAR HW AND SOLAR PV L �w z <br /> PVx PV* P PV PV PV PV PV PV�'�ii PV PV PV PV PV'"I v PV PV PV PV PV PV PV^'il PV*PV*PV*PV*PV�'f`s PV PV PV PV PV PV PV A" PV PV PV PV P PV PV PV� SYSTEM COMPONENTS. 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