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STAIR KEYNOTES <br />51 <br />STEEL CHANNEL STRINGER <br />1 PIECE SLIP RESISTANT P—ST CONC TREAD AND RISER <br />A.583 <br />2 <br />2 <br />A583 <br />F�] <br />$MPLANDING'. STAIR CONSTRUCTION <br />10'-0' <br />10'A• <br />2%WOWSTRINGER-REFRTOSTRUCTTIRALFLAN9 <br />PLYWOODTREADANDRISER <br />95 <br />W000 FRAMED LANDING -REFERTO STRUCTURAL PLANS <br />.1aE <br />T <br />'M� <br />Iy <br />SLIP -RESISTANT WARNING STRIPE AT TOP APPROACH AND BOTTOM TREAD <br />PHAN RO EMIL- NTHOEOREDWIDTHV ERCBC00INNGPERCBC1012.2.MAX.- <br />913 <br />,J <br />613 <br />❑ <br />GUM -4Y MIN HIGH RAILING w/ OPENINGS SPACED SO A4' SPHERE CANNOT PASS <br />THROUGH <br />_ - <br />____ <br />--_ <br />____ <br />510 <br />$TAIRWAY FLOOR NUMBER SIGN (SEE SIGNAGE DWGS FOR MORE INFO) <br />II <br /><�\ <br />r <br />L <br />l <br />r <br />L <br />511 <br />512 <br />TACTLE FLOOR DESIGNATION SIGN (SEE SIGNAGE CWGS FOR MORE INFO) <br />TACTILE EXIT SIGN SIGNAGE DWGS FOR MORE INFO <br />1 ) <br />I I <br />'I� <br />/�— <br />'`� <br />\ <br />813 <br />STANDPIPE-CLASSI <br />ALTERNATING TREAD STAIR: REFABRICATED6EEL <br />J <br />\ <br />515 <br />METAL GALE BANRIER-PR CBC 10238 <br />� <br />_ <br />s,Up <br />\ \ <br />518 <br />GUPROWPLL-42'MIN HIGH <br />E{{ <br />SEC RITYSCREENSYSTEM <br />O.C.UM UTO FLOORELAB OR$TAIRSTRING RS PROVIDE 1�14LSO., BGAUGE RE MEMAS <br />S18 <br />NOTBAR ERNPLAN <br />BARRIER GUARDRAIL 27'H <br />�I <br />S19 <br />SA <br />CAST -IN PLACE CONCRETE STAIR <br />DASHED ARC INDICATING 44" CLEAR PATH ABOUT STAIR I HANDRAIL, PER CEO 10112 <br />a� <br />a0 <br />a� <br />-- <br />__-- <br />E{ <br />A0.71 <br />a(] <br />DASHED ARC INDICATING 4' CLEAR PATH ABOUT STAIR I HANRAIL, PER CBC 10112 <br />--- <br />_ <br />cif <br />ail <br />21 <br />KNO%BOX -SEE BUILDING PLANS <br />ESIl <br />!` <br />LS <br />NYSTROM ROE HATCH WITH INTEGRALOSH4 COMPLNWD NTPLUMINUM SAFETY RAIIPOERCOAT <br />SAFETY YELLOW) -SEE STAIR ROOF LEVEL FOR OPENING SIZE <br />2R <br />- <br />TAij <br />°]m <br />—� <br />I <br />TAi <br />523 <br />PER CBC SEC,1011.6 THE DOOR AT MY POSITION SHALL NOT REDUCE THE REQUIRED STAIR <br />LANDING DIMENSION TO LESS THAN ONE HALF ITS REOUBEDWIDTH-CLE5RSPACE ISSHOWNON <br />PLAN WITH DASHED ARC. <br />SK <br />59 <br />SIR <br />_ <br />--- <br />--- <br />---- <br />---- <br />Ell <br />BE <br />Gs <br />se <br />--- - <br />— <br />- <br />Q <br />STAIR NOTES <br />57 <br />) <br />54 <br />- _• ____ <br />E°\ <br />T <br />� ( <br />1. FOR TYPICAL STAIR DETAILS, REFER TO pp71 PU11.1 <br />2. FOUNDEDO TRFAMPERED EXPOSDEDGE ANDN ABRUPT EDGESATT ENOSING <br />ROUNDEDORCHPMFERED E%POSED EDGES PND NOPBRUPi EDGESAT MENEING. <br />ufgig <br />\� <br />�'/ <br />c <br />S] <br />\ \ <br />k <br />\ T� /� <br />3. TREAD AND RISER°IMRSIONAL VNIFORMITY STAIRTREADSANDRISERESHALLBEOF <br />ONIFORM SU E AND SHAPE, THE TOLERANCE BETWEEN THE IARGEST AND SMALLEST RISER <br />` <br />HEIGHT OR BETWEEN THE ARGEST AND SMALLEST TREAD DEPTH SHALL NOT EXCEED <br />0.3)5 INCH IN MY FLIGHT OF STAIRS. <br />N <br />N <br />_ <br />TREAD PROFILE: THE RADIUS OF THE LEADING EDGE OF THE TREAD SHALL BE NOT <br />GREATER THAN 0.5INCH. BEVELING OF NOSING SHALL NOT EXCEED 0.51NCH. RISERS SHALL <br />STAIR <br />WIDTH <br />STAIR WIDTH <br />BE SOLID AND VERTICAL OR SLOPED FROM THE UNDERSIDE OF THE LEADING EDGE OF THE <br />TREAD ABOVE AT AN ANGLE NOT MORE THAN 30 DEGREES FROM THE VERTICAL. THE <br />LEADING EDGE(NOSING) OF TREADS SHALL PROJECT NOT MORE THAN 125 INCHES <br />BEYONDTiE TREAD BELOW AND ALL PROJECTIONS OF THE LEADING EDGES SHALL BE OF <br />4'-31/4' <br />4'A 314' <br />5'41' 4'-0" <br />10'-0 <br />9 <br />10 <br />4'-31I4" <br />5'-B' <br />4'-93/4' <br />6'-0' <br />10' <br />1\I <br />10 <br />UNIFORM SIZE, INCLUDING THE LEADING EDGE OF THE FLOOR AT THE TOP OF FLIGHT. <br />BE COMINUWS, WITHg1T <br />s. HANDRAL UPTIONTINUITY'.HPNDRAILOR OTHER OBSTRUCTIONS. <br />INTERRUPTION BYNEWEL POSTS OR OTHEROBSTRUCTIONS. <br />6. HANDRAIL EXTENSIONS'. HANDRAILS SHALL PC— TO THE WALL, GUARD OR THE WALKING <br />SURFACE OR SHALL BE CONTINUOUS TO THE HANDRAIL OF AN ADJACENT STAIR FLIGHT. AT <br />STAIRWAYS WHERE HANDRAILS ARE NOT CONTINUOUS BETWEEN FUGHTS, THE HANDRAIL5 <br />SHALLE END AT LEAST 12 INCH ES BEYOND THE TOP RISER AND 121NCHES, PLUS THE <br />- <br />TREAD WIDTH, BEYOND THE BOTTOM RISK. WHERE THE STAIRS ARE CONTINUOUS FROM <br />IANDINGT0 LANDING, THE INNER RAIL SHALLBE CONTINUOUS AND NEED NOT EXTEND OUT <br />IMOTHEI-ANDING, <br />7. EXIT ENCLOEUREPENETRATIONS: PENETRATIONS INTO AND OPENINGS THROUGH AN EXIT <br />ENCLOSURE PRE PROHIBITED EXCEPT FOR REQUIRED EXIT DOORS, SPRINKLER PIPING, <br />SCALE: ILO'=1'-0' <br />NOT USED 6 <br />SCALE: 1/4'=1'-0' <br />STAIR PLAN LEVEL 5 4 <br />SCALE:I =1'-0" <br />STAIR PLAN LEVEL Z 2 <br />SAND TANDPIPES EAL RACCALRACSWAYING OR THEFIRE DEPARTMENT ENCLOURETHRESNICATION SYSTEMS <br />NO <br />NCLOSURE.TECTED OR NOT, <br />PENETRATIONS ORC <br />PENETR TI NS OR COMMUNICATION <br />CATION OPENINGS, WHETHER PROTECTED ORNOT, BETWEEN <br />2 <br />PS83 <br />ASS9 <br />4' <br />2 <br />1a-D• <br />2 <br />PS83 <br />4' <br />10•-D• <br />111 <br />ADJACENT E%li ENCLOSURES. <br />OSURE <br />S. STRIPING FOR THE VISU—IMPAIRED INTERIOR EXIT STAIRWAYS SHALL HAVE THE UPPER <br />APPROACH AN D LOWER TREAD MARKED BY A STRIPE PRONDIN G CLEAR VISUAL CONTRAST. <br />EXTERIOR EXIT STAIRWAYS SHALL HAVE STRIPES ON THE UPPER APPROACH AND ON ALL <br />TREADS, THE STRIPE SHALL BE A MINIMUM OF 21NCHE5 WIDE TO A MAXIMUM OF 41NCHES <br />WIDE PPAED PARALLELTO, AND NOT MORE MAN 1 INCH FROM, THE NOSE OF THE STEP <br />ORUPPRAPPROACH. THE STRIPE SHALL EXTEND THE FULLWIDTH OF THE STEP OR <br />UPPERAP%tOACH AND SHALLBE OF MATERIALTHAT IS AT LEMTAS SLIPABEISTANTAS <br />THE OTHER TREADS OF THE SMR. A PAINED STRIPE SHALL BE ACCEPTABLE, <br />9. ALL DIMENSIONSARE iOMEFACE OF STUD, CMURCONCRLIE PS UCURS, U.N.O. <br />8'-0" <br />I <br />LEGEND <br />I <br />I <br />313 <br />--- <br />313 <br />I --- <br />K" i� STANDPIPE <br />`�\ <br />f <br />_______ <br />_______ <br />0 2X4 WOAD STUD FRAMING <br />II <br />r <br />II <br />® 2X6 WOOD STUD FRAMING <br />ROOF HATCH W/ <br />GUARDRAIL AND <br />SELF -CLOSING <br />GATE <br />,ej. <br />q <br />�ii <br />7 <br />�/ <br />i� ^ <br />\\\� - <br />�� <br />^� <br />57 <br />Vi I� <br />�• <br />=UTK-,_ <br />/ <br />w \ \1 <br />i- 1v <br />®CMU WALL -SEE SiRUCTUPAL <br />0 CONCRETE— SEESTRUCTURAL <br />LAEXT_ry <br />EMOF E%TERIOR CEMENT PIASTER FINISH <br />e <br />T — -- <br />P I <br />�i <br />DAGOAL HATCH INDICATES EXTENT OF IOR P-ASTER SOFFIT OR <br />HEIGffN INDCATEDIINPL .EWM RIORCEMREMPEV EROVEREXTR� ED <br />METAL LATH OCCURS AT LOBBIES WITH EXTERIR WNLEENINGS, SEE <br />ENLARGED PLANS FOR EXTENT. <br />IN <br />— - <br />r — -- <br />I <br />--- — <br />— <br />3D' VNP CLEAR FLOOR AREA <br />n <br />S a DIAMETER TURN AROUND SPACE <br />oo <br />� <br />J� <br />I <br />ENLARGED PLAN REFERENCES <br />--- -----iIAI <br />AC ES DETAIL REFERENCES, FIRE SAU-1I TINGUISHER <br />1, FOR LOCATIONS AND <br />LOCATIONS PND FIRE ACCESS ANALYSIS, SEE SHEETSA611 THRU A425. <br />-- <br />I' <br />__ <br />___L_____ I <br />DN r � <br />II <br />I, <br />I, <br />99 <br />SS <br />_ - <br />_ _ <br />- <br />--- ----- <br />L <br />I <br />I <br />_ _ _ _ <br />G <br />2. FRE%ITING ANALYSIS INCLUDING OCCUPANT LOADS.E%IT SIGNS AND DOOR PANIC <br />HARDWARE LOCATONS, SEE SHEETS A 31 THRU AP45. <br />---r------ <br />II <br />I <br />I <br />• <br />I <br />I <br />II <br />sG <br />S7 <br />v _��� <br />N ---— <br />--------------- <br />-- --- <br />STAIR <br />WIDTH <br />9 10 <br />10 <br />9TAIRWIDTH <br />4'-314' <br />4'-9 3/4' <br />10• <br />1a-D <br />9 <br />STAIR PLAN ROOF LEVEL .—E: --o-1 5 <br />STAIR PLAN LEVEL 3,4 GCALE:­­----J 3 <br />STAIR PLAN LEVEL 1 SCALE:II4•=1'-0 1 <br />Architecture + Planning <br />17911 Von Karman Ave. <br />Suite 200 <br />Irvine, CA 92614 <br />ktgy.com <br />949.851.2133 <br />KTGY Project No: 2017-0934 <br />Project Contact: Debbie Holland <br />Email: dholland@ktgy.com <br />Principal: Wil Wong <br />Project Designer: D. Schoolmeester <br />Project Director: Debbie Holland <br />Developer <br />Ln OAK <br />4199 CAMPUS DRIVE <br />IRVINE, CA 92612 <br />PHONE NO. (714) 342-2502 <br />I t <br />SLLI <br />50 <br />L <br />0 <br />Z <br />2 <br />O <br />0) <br />a <br />U <br /><i <br />Z <br />Q <br />Q <br />H <br />Z <br />rn <br />h <br />Lu <br />Lu <br />h <br />ui <br />�a <br />I _J <br />Q <br />No. Date Description CH_ <br />G <br />m <br />Y <br />U <br />w <br />U <br />wm me wt me aen _ in mvwou.• n cn aSEDRARLI,T� LL <br />L gUR kpc�"s N <br />y3 N <br />* x cz979s * O <br />n`LTA D2. (V <br />r n. 5 <br />9Tf MF CAOF�P?P <br />License Stamp 00 <br />STAIR B4 ENLARGED <br />PLANS <br />