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5 5 STAIR GENERAL NOTES <br /> 7C A480 76 7C A480 7C <br /> 1. SEE SHEET 8 FOR <br /> FIRE-RESISTIVE <br /> ASSEMBLIES <br /> 7D — - 1 -- --- --7D 7D — - ------ --7p --0 JOHNSONBRAUND,xc. <br /> 2. O DOOR TYPE 15200 52nd Ave.South <br /> y SEE SCHEDULE SHEETS A100 Suite 300 <br /> 10'-8" 10'-8" &A101 Seattle,WA 98188 <br /> FOS FOC Phone 206.766.8300 <br /> CORRIDOR 7J CORRIDOR 7J WINDOW TYPE vrw•v. n n d. <br /> HVAC SHAFT HVAC SHAFT SEE SCHEDULE SHEETS A100 A R C H I T E C T U R E <br /> 29'-11" XX jo nson raun <br /> &A101 <br /> GIRDER TRUSS i2 3. ALL DIMENSIONS ARE FACE OF STUD INTERIOR L DESIGN <br /> e I G N <br /> FULL DEPTH BLOCKING <br /> AREA FOR AREA FOR I 4' <br /> STANDPIPE STANDPIPE U.N.O. Jeffrey A.Williams, <br /> / y 4. A FLIGHT OF STAIRS SHALL NOT HAVE <br /> 2 STAIR ENCLOSURE 7J 7J 7J / 7J \ VERTICAL RISE GREATER THAN 12 FEET <br /> FRAA MING CONTINUOUS TO tO BETWEEN FLOOR LEVELS OR LANDINGS.(IBC <br /> UNDERSIDE OF ROOF HATCHING HATCHING / ` SECTION 1011.8) <br /> SHEATHING TYPICAL INDICATES 2-HOUR L j---J. LL INDICATES 2-HOUR L/ - -J \ u <br /> TRUSSES ARE NOT ALLOWED CONSTRUCTION, - CONSTRUCTION, 5. STAIRWAYS SHALL HAVE HANDRAILS <br /> TO PENETRATE MEMBRANE NO PLUMBING _ 1 - NO PLUMBING DN - A ON EACH SIDE AND SHALL COMPLY WITH <br /> OF 2 HR ASSEMBLY PENETRATIONS PENETRATIONS 11SECTION 1014(IBC SECTION 1011.11) <br /> CONTINUE GUARD <br /> 2 9A WALL ALONG EDGE I- - 5 __ 9 -_ 9 6. SEE MECHANICAL SHEETS FOR <br /> OF LANDING AggO A490 LOCATION OF FIRE DAMPERS AND <br /> A490 RETURN HANDRAIL z z COMBINATION FIREISMOKE DAMPERS. <br /> O TO FLOOR AT TOP / MECHANICAL PERMIT TO BE A DEFERRED <br /> 1 ? ATTIC LEVEL 1 � � SUBMITTAL. 8556 <br /> NO STORAGE I - REGISTERED <br /> 7J DNS M UPS "' 7. INTERIOR FINISHES TO BE AS ARCHITECT <br /> - SELECTED BY OWNER AND TO COMPLY WITH <br /> 111/4" 111/4" IBC TABLE 803.11(SPRINKLERED) <br /> CENTER WALL 11 1/4"- O O <br /> T.O.PLATE 11 il4" - INTERIOR EXIT STAIRWAYS AND EXIT <br /> TERMINATES AT �-gi/2" ",' 8'-91/2" "' e"T-AT'I' <br /> +42"ABOVE PASSAGEWAYS-CLASSC wnswxcTox <br /> 1 FULL DEPTH BLOCKING WALKING `, `i CORRIDORS AND ENCLOSURE FOR <br /> 1P SURFACE, IN. EXIT ACCESS STAIRWAYS-CLASS C <br /> A490 8D -- ROOMS AND ENCLOSED SPACES- aT^'^P <br /> CORRIDOR 7 U 7 I CLASS C <br /> 7J 8 � � 4'-1 1/8" 4'-1 1/8" � -- 4'-1 1/8" 4'-1 1/8" � a <br /> A490 MECHANICAL CLOSET FOR A490 A490 k <br /> \ FIN. LR FIN.CLR 7 FIN. LR FIN.CLR 7 M WALL AND CEILING M CLASSIFICATION <br /> SHALL <br /> � STAIRWAY PRESSURIZATION - - MEET THE FLAME SPREAD CLASSIFICATION IN 4 m <br /> 1 EQUIPMENT-DEFERRED A490 . A490 <br /> 5 <br /> ❑ 3 SUBMITTAL 7F 2X4 UNIT WALL- 43/4" 7F 2X4 UNIT WALL- 43/4" IBC SECTION 803.1.1 -t <br /> 8D SD ¢_ \ I•" / \ I•" / 9. ALL AUDIBLE AND VISUAL ALARMS o' <br /> CONSTRUCTED AS 1/2 0 z CONSTRUCTED AS 1/2 0 z_ <br /> 1 i OF ASSEMBLY ❑ \ \�. / OF ASSEMBLY 7D \ \�. - / _ SHALL COMPLY WITH THE PROVISIONS OF <br /> 11'-81/2" " 5'-2112" LEVEL 6-TYPE V-A 7D —b 13 !T 13 SHALLC <br /> -1— T.O.GYPCRETE / _ / R <br /> 18"X 18"AREA FOR A490 18"X 18"AREA FOR "' - A490 10 REFER TO STRUCTURAL DRAWINGS ti <br /> 4 STAIR PRESSURIZATION - -- - STAIR PRESSURIZATION - -- - ur o$ <br /> CONDUIT 7A CONDUIT 7A FOR FRAMING SIZES AND SPACING. <br /> 5 <br /> _ 11. SEE SHEET A490 FOR STAIR <br /> A490 Boa SD 7A - 10'-0" 10'-0" IDENTIFICATION SIGNAGE. <br /> CORRIDOR 16 M 2 8 J, 12. ALL INTERIOR FLOOR FINISHES AND <br /> 7J U' A490 \ A A COVERINGS SHALL COMPLY WITH DOC FF-1 <br /> m <br /> "PILL TEST"OR ASTM D2859 PER IBC SECTION <br /> \ INSTALL LAYERS OF TYPE-X DENS-GLASS 804.4.2 EXCEPTION. c <br /> 5 SHEATHINN G ON OUTSIDE FACE OF WOOD- <br /> 1 f FRAMED STAIRWELL ENCLOSURE WALLS - <br /> SD 8D p LEVELS-TYPE V-A I DURING FRAMING.SEE ASSEMBLY STAIR FLAG NOTES o <br /> a f DESCRIPTION ON SHEET A1140 AND STAIR <br /> DETAIL x T.O.GYPCRETE <br /> m A489 FOR ADDITIONAL <br /> INFORMATION. <br /> q HEADROOM(IBC SECTION 1009.5): <br /> STAIRWAYS SHALL HAVE A MINIMUM <br /> ED <br /> �4�STAIR TYPE A-LEVEL 6 PLAN �2 STAIR TYPE A-LEVEL 2 PLAN VERTICALLY FROM ALNE C D CLEARANCE R CONNECTING <br /> 1/4"=V-0" 1/4"=V-0" EDGE OF THE NOSINGS.SUCH HEADROOM <br /> CORRIDOR 2 7A SHALL BE CONTINUOUS ABOVE THE <br /> STAIRWAY TO THE POINT WHERE THE LINE o <br /> o:m 2 INTERSECTS THE LANDING BELOW,ONE <br /> A490 ��\\\ ///��� TREAD DEPTH BEYOND THE BOTTOM RISER. o <br /> 5 rn f 5 THE MINIMUM CLEARANCE SHALL BE rc <br /> MAINTAINED THE FULL WIDTH OF THE <br /> 8D SD 7C A480 7C A480 STAIRWAY AND LANDING. <br /> f A LEVEL 4-TYPE V-A <br /> 1 - - - - - - T.O.GYPCRETE -— -—-—-—- —-—- - 1 2 <br /> 7p 7D `J RISER HEIGHT&TREAD DEPTH(IBC p <br /> 4 SECTION 1009.7.4/ICC At 17.1-2009 SECTION a <br /> 504.2):RISERS SHALL BE 4"MINIMUM AND T <br /> 1 5 10'-8" MAXIMUM IN HEIGHT.TREADS SHALL BE 11" o <br /> CORRIDOR 7J HORIZONTAL SHIFT IN I MIN.IN DEPTH.STAIR TREADS AND RISERS <br /> \ gp STANDPIPE BELOW P.T.DECK TO SHALL BE OF UNIFORM SIZE AND SHAPE. zo <br /> CORRIDOR `O M 2 7A M HVAC SHAFT OCCUR ABOVE INSULATION AS1. <br /> 7J U' \ 1d ALLOWED BY 20181FC SECTION 3 <br /> w m \ 905.4.1 EXCEPTION. �HANDRAILS(IBC SECTION 1009.15. o <br /> 1 AREA FOR + 1012.2.1012.6.1012.7.&1012.3.1/ICC <br /> g STANDPIPE FURRING WALL At 17.1-2009 505):STAIRWAYS SHALL HAVE <br /> 5 A490 f 4 - 4F 10'-91/4" WITH INSULATION HANDRAILS ON EACH SIDE.HANDRAIL <br /> Sp gp HEIGHT,WHERE MEASURED ABOVE STAIR C <br /> 1 f A490 A LEVEL 3-TYPE V-A 7J 71 AREA FOR TREAD NOSINGS SHALL BE UNIFORM,NOT <br /> T.O.GYPCRETE HATCHING 1 B 1 STANDPIPE LESS THAN 34"AND NOT MORE THAN 38". <br /> o INDICATES 2-HOUR L- ---J z HANDRAILS SHALL RETURN TO A WALL, <br /> 1 4 CONSTRUCTION, _ _ _ O GUARD OR WALKING SURFACE OR BE i� �€ <br /> NO PLUMBING e ----4 <br /> CONTINUOUS TO THE HANDRAIL OF AN L d <br /> 5 PENETRATIONS --4---- ADJACENT STAIR FLIGHT.WHERE HANDRAILS (C €o <br /> 15 1 1 ARE NOT CONTINUOUS BETWEEN FLIGHTS, LL's <br /> THE HANDRAILS SHALL EXTEND 3 n g <br /> 8D = 1 - 9 ____ _ __ -- -- HORIZONTALLY AT LEAST 12"BEYOND THE <br /> CORRIDOR rnN \\ 7A - T____ - s <br /> /� \\ A490 TOP RISER AND CONTINUE TO SLOPE FORA re <br /> ss.so DEPTH OF ONE TREAD BEYOND THE BOTTOM rn m¢ <br /> z L Sr <br /> 2 / 1 \ --- es RISER-SEE PLANS FOR LOCATIONS& m 3 <br /> g f 9A 1 15 DIMENSIONS.HANDRAILS WITH A CIRCULAR w'd p® <br /> 28 28 A490 \ rn - - SECTION SHALL HAVE AN OUTSIDE C o 2 m rc <br /> �f DN UP N o: &+ __ DIMENSION OF AT LEAST 1-1/4"AND NOT L w' ~ <br /> V J ;� GREATER THAN 2".THE HAND GRIP PORTION Q U N go w3 <br /> 11 1/4 1 1 O ---- ---- - SHALL HAVE A SMOOTH SURFACE WITH NO f N in ore, 3w <br /> - -— —-—- 01/2 E ____ ___ SHARP CORNERS.HANDRAILS PROJECTING V w a t¢ �w <br /> T.O.PT DECK E 1 /4"N J <br /> A 1 0 <br /> •� o- <br /> ._ 3 1 r FROM A WALL SHALL HAVE A SPACE NOT L ❑ ¢m re zj <br /> LESS THAN 1-1/2"BETWEEN THE WALL AND a w d o� <br /> Z1 N ---- _ THE HANDRAIL. w z U g d <br /> R-15 -73' - wa <br /> ml CONTINUOUS 4 �� LL 4 LL so Ouo to <br /> ! INSULATION4'-1 1/8" 4'-1 1I8" K NOSINGS&RISER PROFILE(IBC <br /> O - 1 A490 FIN. LR FIN.CLR 7 SECTION 1009.7.5/ICC A117.1-2009 504 A): <br /> U io 18 "`O a a O A490 THE RADIUS OF CURVATURE AT THE LEADING <br /> rel @)� 11" 1 j m ¢ a EDGE OF THE TREAD SHALL NOT BE <br /> w o O 7F 2X4 UNIT WALL- <br /> l/,-\/I GREATER THAN 1/2 INCH.BEVELINGS OF <br /> a1 4F '�/ a <br /> U o F CONSTRUCTED AS 1/2 \ `/ z NOSINGS SHALL NOT EXCEED 1/2 INCH. <br /> O 1 GARAGE UNUSABLE SPACE ¢ OF ASSEMBLY ❑ 78 N <br /> U a, NO STORAGE 7D \ 1 / RISERS SHALL BE SOLID AND VERTICAL OR <br /> 4F SLOPED UNDER THE TREAD ABOVE FROM <br /> Rf <br /> m _ 4'-11/8" Ll <br /> 4'-11/8" THE UNDERSIDE OF THE NOSING ABOVE AN <br /> L 1 2A _ 2A 18"X 18"AREA FOR ANGLE NOT MORE THAN 30 DEGREES FROM <br /> LEVEL 1-TYPE I-A STAIR PRESSURIZATION - I\ -- FIN.CLR FIN.CLR <br /> 7A ig 1 1B n THE VERTICAL.THE LEADING EDGE <br /> - - -—-—-— T,Q,SLAB CONDUIT n n (NOSINGS)OF TREADS SHALL PROJECT NOT <br /> 1 - _ - _-- ., ;......:. - - - - ` _ _ _ MORE THAN I-il4"BEYOND THE TREAD <br /> _ _____ _______ _- a - - -�- - _a¢ UP - BELOW.THE LEADING 2"OF THE TREAD <br /> =III=III=III=III=III=1 1=11' 1=111=1 1=111=1 1��11=1 1�11=1 1�11-1 1 1-1 -1 1=1�1 1=1 1 =111=1 1=1° 111=111=1 1=1 1=1 1=-=-- _ - SHALL HAVE A VISUAL CONTRAST OF DARK- <br /> ON-LIGHT= III- -ll =1I —I c — "N REMAINDER OF THE TREAD. FROM THE <br /> 1 14 .'°. '°.: _ .,.. III—III. A ae.ae REM <br /> "-11=III=1 —_ // 11 � I <br /> OR LIGHT-ON-DARK <br /> - III =1' A4so -1111-1IIII, II III = \ g / PROJECT#: 1827 <br /> NOTE:THIS LEVEL 1 CONDITION IS FOR TYPICAL 19 RISER FIRST FLOOR RUN.SEE -L e STAIRWAY LANDINGS(IBC SECTION DRAWN BY: SK <br /> 4xj INDIVIDUAL BUILDING LEVEL 1 PLANS FOR SPECIFIC LEVEL 1 STAIR CONFIGURATIONS. 4A L 4A 1009.8:THERE SHALL BE A FLOOR OR <br /> g LEVEL 2 AND ABOVE CONDITIONS WILL ALL FOLLOW WHAT IS SHOWN HERE. ---- LANDING AT THE TOP AND BOTTOM OF EACH CHECKED BY ST <br /> re STAIRWAY.THE WIDTH OF LANDINGS SHALL <br /> so 9-81/2 4A SO IRWAYS THEY SERVE.EVERY T BE LESS THAN THE W DTH O LANDING STAIR TYPE A-PLANS <br /> 10'-0'• SHALL HAVE A MINIMUM WIDTH MEASURED AND SECTION <br /> U PERPENDICULAR TO THE DIRECTION OF <br /> GARAGE LEVEL-POP OUT TRAVEL EQUAL TO THE WIDTH OF THE <br /> STAIRWAY.WHERE THE STAIRWAY HAS A <br /> STRAIGHT RUN THE DEPTH NEED NOT A4 8 0 <br /> 55�STAIR TYPE A-TYPICAL SECTION ��STAIR TYPE A-TYPICAL FLOOR PLAN ��STAIR TYPE A-LEVEL 1 PLAN EXCEED 48".DOORS OPENING ONTO A <br /> LANDING SHALL NOT REDUCE THE LANDING <br /> 11.=1'-0" 1/4"=1'-0" 1/4"=1'-0" TO LESS THAN ONE-HALF THE REQUIRED <br /> z WIDTH.WHEN FULLY OPEN,THE DOOR SHALL <br /> w NOT PROJECT MORE THAN 7"INTO A PERMIT SET 10/09/2020 <br /> u. LANDING. <br />