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STAIR KEYNOTES
<br />51
<br />STEELCHANNELSTRINGER
<br />1 PIECE SLIP RESISTANT PRECAST CONC TREAD AND RISER
<br />STAIRLANDING'. STAIR CONSTRUCTION
<br />P,Q
<br />2%WOWSTRINGER-REFERTOSTRUCTURALFLANS
<br />PLYWOOD TREAD AND RISER
<br />_
<br />WOOD FRAMED LANDING- REFER TO STRUCTURAL PLANS
<br />SLIP -RESISTANT WARNING STRIPE AT TOP APPROACH AND BOTTOM TREAD
<br />PHAN
<br />ER IL- MINTTO OM -MD DTHVPERCBC00INNGPERCBC10122.MAX.-
<br />P.6
<br />3,3
<br />- -
<br />-
<br />A67,
<br />- - - -
<br />❑
<br />GUARD-4T MIN HIGH RAILING wIOPENINGS SPACED SO A4' SPHERE CANNOT PASS
<br />THROUGH
<br />a r
<br />�
<br />L--------------------------------------._—`--'
<br />23
<br />I MIN
<br />'
<br />I
<br />------------
<br />M
<br />-- -- -- -- -- -- _ _ _ -- -- -- _ _—
<br />S10
<br />511
<br />S12
<br />STAIRWAY FLOOR NUMBER SIGN (SEE SIGNAGE DWGS FOR MORE INFO)
<br />TACTLE FLOOR DESIGNATION SIGN SEE SIGNAGE DWGS FOR MORE INFO)
<br />TILFOR
<br />TACTILE EXIT SIGN SIGNAGE DWGS MORE INFO)
<br />f
<br />Asn
<br />S13
<br />STANDPIPE -CLASSY
<br />-`7
<br />Std
<br />ALTERNATINGTREADSTAIR: FREFABRICATEDSTEEL
<br />�\/(��\/�'
<br />515
<br />METPL GATE BARRIER -PER CBC 10233
<br />GUARDWALL-42"MIN HIGH
<br />SECURINSCREENSYSTEM 1•STEELBARTOPANDBOMMRAILSWITH114•PICKETSAT4"
<br />O.C. MOUNTTO FLOOR BLAB OR STAIRSTRINGERS PROVIDE 114' GQ_ 9GAUGE WIRE MMHAS
<br />S18
<br />NOTED ON PLAN
<br />BARRIERGUARDRAIL 27"H
<br />519
<br />CAST -IN PLACECONCRETESTAIR
<br />SA
<br />DASH EDARCINDICATING—LEARMTHABOUTSTAIRIHANORAIL, PERCBC 10112
<br />DASHED ARC INDICATING 4' CLEAR PATH ABOUT STAIR I HANDRAIL, PERCBC 10112
<br />51d 55
<br />Sd SB 59 37
<br />S21
<br />KNOX BOX -SEE BUILDING PLANS
<br />SIl
<br />NYSTROM ROE HATCH WITH INTEGRAL OSHA COMPLIANT ALUMINUM SAFETY MI.(POWDERCOAT
<br />SAFETYVELLOW) -SEE STAIR ROOF LEVEL FOR OPENING SIZE
<br />T-B"
<br />],S.
<br />LANDING
<br />523
<br />PER CEO SEC,1011.6 THE DOOR AT ANY POSITION SHALL NOT REDUCE THE REQUIRED STAIR
<br />LANDING DIMENSION TO LESS THAN ONE HALF ITS REQUIRED WI)TH,-CLEAR SPACE ISSHOWN ON
<br />PLAN WITH DASHED ARE.
<br />1'-z^
<br />5 5.1
<br />STAIR NOTES
<br />NOT USED
<br />SCALE: 1Id'=,'-0'
<br />6
<br />SCALE: tld"=1'A"
<br />STAIR PLAN LEVEL 7 3
<br />FOR PIC STNRDETAJS,REFERTQ
<br />2. HAVEGO
<br />I BE IAND EDGES
<br />DEDO TREADSURFACESEXPOSE
<br />AT T
<br />ROUN OED OR CHAMFERED EXPOSED EDGES AND NO ABRUPT EDGES AT THE NOSING,
<br />ROUIRENDEDEDGESNO ABRUPT
<br />3. TREAD AND RISER DIMENSIONAL UNIFORMITY'. STAIR TREAE AND RISERS SHALL BE OF
<br />UNIFORM SIZE AND SHAPE. THE TOLERANCE BETWEEN THE LARGEST AND SMALLEST RISER
<br />HEIGHT OR BETWEEN THE LARGEST AND SMALLEST TREAD DEPTH SHALL NOT EXCEED
<br />0.375 INCH IN ANY FLIGHT OF STAIRS.
<br />d. TREAD PROFILE: THE RADIUS OF THE LEADING EDGE OF THE TREAD SHALL BE NOT
<br />GRMTERTHAN051NCH. BEVELING OF NCSING SHALL NOT EXCEED INCH. RISERESH4LL
<br />BE SOLIDANOVERTICALOR SLOPED FROM THE UNDERSIDE OFTHE LEADING EDGE OFTHE
<br />P.4
<br />®
<br />TREADABOVE ATAN ANGLE NOT MORE THAN 30 DEGREES FROM THEVERTICAL.THE
<br />LEADINGEGGE(NOSING) OFTREADS SHALL PROJECT NOT MORETHAN 125 INCHES
<br />-------------_—
<br />LOWA AND ALLPR JECTONSO THEE LNG EDGEAALLBE OF
<br />BMOND THE,INCLDING THE LEADING
<br />UNIFOR TH TREAD BELOWOF THE THER ADING TOP EDGES A FLIGHT.
<br />ENE
<br />P.5
<br />5. HANRROOR PPING ES$HALL BE CONTINUOUS, WTHOUT
<br />INTERRUPTION BY NEWEL POSTSOR OTHEROBSTRUCTIONS.
<br />P 6
<br />—
<br />6. HANORAILE%TENSIONS'. HANDMIESSHALLRETURNTOTHEWALL, GUAROORTHEWALKING
<br />SURFACE OR SHALL BE CONTINUOUS TFTHE HANDRAIL DEAN ADJACENT STAIR FLIGHT AT
<br />ME RSULS
<br />MIES NOT THE
<br />o
<br />m c 3
<br />L
<br />,
<br />N
<br />DN _ ='\\ �1
<br />D AT LEAST 12 INCHES BEYOND THE TOP RISER AND 12 INCHES, PLUS THE
<br />OLLH GTH BEYOND HERO TO R. WHERE THEBETWEENARECONTINUOUS FROM
<br />TREADWI 0I-ANDYONDTHEBERRARE RISER. WHERE CO TINUOUSANDNEDNOEXTEND OUT
<br />INTO THE TOIANDING,THElNNER RAIL SHALLBE CONTINUOUS AND NEED NOT EXTENOOUi
<br />DING,
<br />N
<br />O O—
<br />— //
<br />7. EXIT ENCLOSURE PENETRATIONS: PENETRATIONS INTOANDOPENINGSTHROUGH AN EXIT
<br />`7
<br />0 o
<br />--
<br />___
<br />FEC
<br />---
<br />\ \
<br />/
<br />ENCLOS M ARE PROHIBITED EXCEPT FOR REQUIRED MT DOORS, SPRINKLER PIPING,
<br />STANDPIPES, ELECTRICAL MCEWAY(S) FOR FIRE DEPARTMENTCOMMUNICATION SYSTEMS
<br />AND ELECTRICAL RACEWAY(S)SERVING THE EXIT ENCLOSURE. THERE SHALL BE NO
<br />PENETRATIONS ORCOMMUNICATION OPENINGS, WHETHER PROTECTED OR NOT, BETWEEN
<br />ADJACENT EXIT ENCLOSURES.
<br />�/ w
<br />, I ,
<br />---------�
<br />-
<br />-----'
<br />8, STRIPINGVISUALLY IMPAIRED: INTERIOR E%ITSTAIRWAVCLHRVHAVETHEUPPER
<br />APPROACH PND LOWERTEAD MPRKED BV A STRIPE PROVIDING CLMEACH AND ON ALL
<br />EXTERORE%Ii STAIRWAYSSHALL AND ON
<br />II II
<br />II II
<br />S7 55 59 58 59
<br />-
<br />EAMINIVUMOF INC HTNEUPPERESWGETOAFPROACH
<br />INCHES
<br />WIDE PLACED AP PARALLEL TO. AND NOT MORE THAN 1 INCH FROM, THE NOSE OF THE STEP
<br />E THIN 1INCH FROM, THE N UOF F 4 THE STEP
<br />WIDE PLACE STRIPE SHALL BED NOT MORE
<br />ORUPPERAPPROACH. THESTRIPESHALLEXTENDTHE FULLWTDUE OFTHESTEP LEEN
<br />THEERAPRROACHA OF THE LBE STUB. AMATERALTEAT RIPESAT HALBEACOSLIPRESISTANTA$
<br />THE OTHERTREA0.50F THE STNR.APNMEO STRIPE SHALL BE ACEPiABLE,
<br />9. ALL DIMENSIONS ARE TO THE FACE OF STUD, ON OR CONCRETE AS OCCURS, UN.O.
<br />LEGEND
<br />T-3•
<br />LANDING
<br />I
<br />15-T'R N
<br />(1 )
<br />]'S"
<br />LANDING
<br />1'-2"11"
<br />QQ4 � STANDPIPE
<br />,I
<br />5 5.1
<br />O 2Xd W000 STUD FRAMING
<br />® ZX6 WOOD SUED FRAMING
<br />® CMJWALL-SEESTRUCTURAL
<br />NOTUSED
<br />SCALE: 1l4'= -- 5
<br />STAIR PLAN LEVEL 4, 5, 6 SCALE:t =1'-0 2
<br />0 CONCRETEWALL-SEEETRUCTURAL
<br />EXTENT OF EXTERIOR CEMENT PIASTER FINISH
<br />DI—NAL HATCH INDICATES EXTENT 01 OR P R SOFFIT OR
<br />HEIGIRASDROPPEDGNDCATEDIINPG ,EW,MEORDC MEIMPEEILING ASSEMBLY.
<br />V TEROVEREXTRU ED
<br />METAL V.TH OCCURS AT LOBBIES WITH EXTERIOR WALL OPENINGS. SEE
<br />ENLARGED AO RARENT.
<br />x48• 30'CLELEARR FLFLOOR AREA
<br />P.4—_—_—_—_—_—_—_—
<br />— —I _—_—_—_—_—_-------
<br />F
<br />P.4 —
<br />®
<br />CID
<br />-
<br />III
<br />�-d-
<br />— — — —
<br />-
<br />5pDIAMETER NRN AROUND SPACE
<br />+
<br />RGOFHATQING - - -
<br />GUARDRAIL AND 10
<br />- - -
<br />-_YT�-,
<br />P'S
<br />-----------L--r-'--
<br />-
<br />----------- -
<br />ENLARGED PLAN REFERENCES
<br />SELF -CLOSING E1.
<br />GATE I
<br />- —
<br />i'J
<br />— —
<br />I;—
<br />— —
<br />P.6
<br />' 513
<br />Pf}]1
<br />1. FOR WALL FIRE RATINGS AND ETARREFERENCES FIRE EXTINGUISHER
<br />LOCATIONS AND FIRE ACCESSANALY515, SEE SHEETS A011 THRU A425.
<br />1
<br />M
<br />MIN
<br />„ I
<br />I
<br />,
<br />2 SIGNS AND DOOR PANIC
<br />HRDIY FE L0�CA 105'SEE INCLUDING
<br />A 31 THRU 5
<br />I ,
<br />i
<br />_
<br />FEC
<br />- �� -UT
<br />- -
<br />-
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<br />1
<br />,
<br />I I L LT
<br />1
<br />T-3'
<br />LANDING
<br />S7 55 59 58 II59
<br />15-T'R N
<br />(1 )11"
<br />1'2"
<br />]'S"
<br />LANDING
<br />5 ,5.1
<br />5 5.1
<br />STAIR PLAN ROOF LEVEL
<br />SCALE1l4'= -- 4
<br />STAIR PLAN LEVEL 3 SCALE:VI=1 1
<br />Architecture + Planning
<br />17911 Von Karman Ave.
<br />Suite 200
<br />Irvine, CA 92614
<br />ktgy.com
<br />949.851.2133
<br />li 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 />L'D OAl
<br />4199 CAMPUS DRIVE
<br />IRVINE, CA 92612
<br />PHONE NO. (714) 342-2502
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<br />License Stamp CD
<br />STAIR A4 ENLARGED
<br />PLANS
<br />A5-76
<br />
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