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General Note: Provide skirt boards on all interior stairs- Paint to match
<br /> Stair Shaft Side wall.
<br /> 2hr Shaft Wall
<br /> Mu■■ RETURN HANDRAIL TO WALL PER SEE DETAIL
<br /> gi 2hr Wall
<br /> �---- Gyperete Topping at
<br /> Face of wall 1 ' 'e Floor Levels �.1 1/2".
<br /> between flights �� Hallway Interior Stair Shaft Side ��
<br /> a Stair Landing
<br /> _ _ _ Intermediate Stair Landing ` I 1-1/2" DIA. METAL TUBE HANDRAIL,
<br /> I ■■■■■■■■■■■I" lk. =V. .
<br /> ss�<"� �s�sssssjsss�ss� sssss�sscss�ss s s ssssssssssssss4ssss s ssstssssssssssKsssssisss ssssss�sss�ss _ _ PAINTED.
<br /> : :
<br /> Ah LedgerTO CENTEROFSkirtboard - I ; t! c
<br /> Exterior/ -- HANDRAIL- 36 COVER PLATE
<br /> EAD"b �Screw into each , i kr ' ,
<br /> and bottom to match CC WI , i co ,
<br /> height of baseTOMMENNEEMMEE Stud illii Hallway Joist Per Plan x I - o:= :=:I;
<br /> _dig
<br /> 400e
<br /> i �� 1/2" DIA, HANDRAIL SUPPORT, PAINTED i ��
<br /> Stair Stringer(typ.) • Solid Blocking at Stair Shaft Side, „ . iiiimmismimodnimminimm liti
<br /> �� 5/16" 1-1/2" DIA. METAL TUBE
<br /> I. Stair/Shaft floors. Typ. (2) Layers GWB behind Ledger - \ 2" DIAMETER METAL MOUNTING HANDRAIL, PAINTED. •
<br /> Conc. Floor Slab per Q • 4 ° �' If prerock is installed prior to - PLATE, SECURE MOUNTING HEIGHT PER PLAN
<br /> °' framingDensglass maybe - Igr4 \ WITH #12 SCREWS
<br /> Structural Drawings ;° 9 - (1) Layer 5/8"GWB on Stair Shaft Side g (4)
<br /> ` " Underside of Stringer used ; Overlap seams - \N—
<br /> • ° GWB
<br /> - : ` d"°° • °;-a r CONT. BACKING: 600S162-54 AT LOWER LEVELS
<br /> Hallway Interior 009 - 2hr Wall (a. Stair Landing Ledger _T WOOD BLOCKING AT ALL OTHER LEVELS.
<br /> _________-- (1) Layer 5/8" GWB on 2hr Wall
<br /> on furring strips
<br /> - - STAIR RISER HEIGHTS SHALL BE 7 INCHES MAX. AND 4 INCHES MIN. THE RISER HEIGHT
<br /> SHALL BE MEASURED VERTICALLY BETWEEN THE NOSINGS OF ADJACENT TREADS.
<br /> RECTANGULAR TREAD DEPTHS SHALL BE 11 INCHES MIN. MEASURED HORIZONTALLY
<br /> BETWEEN THE VERTICAL PLANES OF THE FOREMOST PROJECTION OF ADJACENT
<br /> GWB Soffit- Confirm Final TREADS AND AT A RIGHT ANGLE TO THE TREAD'S NOSING.
<br /> Height AFF with RCP 007 - Bottom of Wood Stair 00. Concrete Floor 008 - 2hr Interior Wall n. Corridor Floor Level
<br /> 12" MIN. / THE RADIUS OF CURVATURE AT THE LEADING EDGE OF THE TREAD SHALL BE NOT
<br /> /
<br /> GREATER THAN 9/16 INCH. BEVELING OF NOSINGS SHALL NOT EXCEED 9/16 INCH.
<br /> Sprinkler line to be located RISERS SHALL BE SOLID AND VERTICAL OR SLOPED UNDER THE TREAD ABOVE FROM
<br /> above Finish GWB - THE UNDERSIDE OF THE NOSING ABOVE AT AN ANGLE NOT MORE THAN 30 DEGREES
<br /> ROM THE VERTICAL.
<br /> (1) Layer GWB behind Ledger THE LEADING EDGE (NOSINGS) OF TREADS SHALL PROJECT NOT MORE THAN 1-1/4
<br /> Ifprerock is installed prior to HANDRAIL HEIGHT'7, )
<br /> INCHES BEYOND THE TREAD BELOW.
<br /> Face of wall
<br /> between flights framing Densglass may be Exterior 1 hr Wall NOT LESS
<br /> I I I I ) used ; Overlap seams ----__ ___ THAN THAN 34 INCHES4' MAX.
<br /> AND NOT HANDRAILS SHALL RETURN TO A WALL, GUARD OR THE WALKING SURFACE OR SHALL
<br /> I14-1401MORE THAN 38 BE CONTINUOUS TO THE HANDRAIL OF AN ADJACENT STAIR FLIGHT. WHERE '
<br /> LSSUI Hanger at ea Stringer Stair Shaft Side INCHES HANDRAILS ARE NOT CONTINUOUS BETWEEN FLIGHTS, THE HANDRAILS SHALL
<br /> D
<br /> Face of wall between Intermediate Stair Landing __,__\ r 'N HORIZONTALLYATLEAST12INCHESBEYONDTHETOPRISERANDCONTINUETO •
<br /> flights I I I I I ) --- SLOPE
<br /> Attach Ledger to 1 FOR THE DEPTH OF ONE TREAD BEYOND THE BOTTOM RISER. THE EXTENSIONS OF •
<br /> � HANDRAILS SHALL BE IN THE SAME DIRECTION OF THE STAIR FLIGHTS.
<br /> Stair Tread I �, o I w/Fasteners Length Exterior ���P Permit Set
<br /> Designed to account
<br /> ---- Flight of stairs going UP for Gypsum B 1 80 11
<br /> 9 g 9 ��tuzu �a�z�uz��uuzx��z� Yp ���
<br /> beyond wall 2x8 Landing Joist 3 1/4"x3.5" SDS01Note: The where possible anchors shall be cast- Y - g O 1104
<br /> STAIRWAYS PERMITTED TO BE CONSTRUCTED OF WOOD ABOVE
<br /> in place with 1/2"x6" steel bent anchor bolts ,, I • Screw into each Stud
<br /> THE HORIZONTAL ASSEMBLY
<br /> C' ° Stair Shaft Side ARE ALSO PERMITTED TO BE CONSTRUCTED OF WOOD BELOW
<br /> 1/2"x 6" expansion bolts w/ 0'-3 5/8" 1'-0 3/4" <� a a
<br /> washers - (6) total at rim board typ. /1 / A Edge of P.T. slab supporting UP - 641k
<br /> THE HORZIZONTAL ASSEMBLY.
<br /> N flight beyond, typ. �, Ir Ail
<br /> -
<br /> / REGISTERED
<br /> Weyerhauser SturdiStep OSB Stair : '",G a e - O STAIR DETAIL
<br /> I< . �\ r' \ Tread, or equal, set in subfloor adhesive ° 3" __ 1, 0„ ARCHITECT
<br /> " f 1 : \ 0'- 11° a a tr 006 - 1 hr Exterior Wall a(7 Stair Landing Ledger N 8013
<br /> 7:1
<br /> -. La o\ v ° ' ° Conc. WallBeyondI STATE
<br /> C OF WASHINGTON
<br /> Joshua S.Scott
<br /> Conc. Floor Slab per Structural = - I I I \ _ ° d •°a , HUC Concealed-Flange Hanger
<br /> Drawings $ 0'-0 1/2" •,` _ ° - (Not Shown)Attached to Concrete / Wall /
<br /> ' 3/4" OSB Wall Beyond to Support Beam.
<br /> GWB Soffit- Confirm Final I Assembly r _ - _
<br /> Height AFF with RCP --- __ 1 1
<br /> \l\ 1 I I I I I I I I 005 - Landing Support aC� Conc. Wall J Wood Levels __ I ( - -------- -_ -
<br /> . . Weyerhauser TimberStrand A!
<br /> X-
<br /> 414 LSL 11 7/8" Stair Stringers, or " 008 - -� 1 /\
<br /> 1.75"Weyerhauser TimberStrand LSLPir equal, 12"o.c. I - - -
<br /> L
<br /> 14" Rim Board at head of stairs I �"
<br /> I 5/8"Type'X' GWB where exposed I ° '
<br /> below
<br /> THAI Hanger I
<br /> Note: Top ends may be cut where they I I Stair Shaft Side •
<br /> a '- li" Exterior
<br /> extend beyond the top of the ledger i
<br /> Saw Curf or Seat Cut Stringer I I Face of Wall Between Flights '- A
<br /> �� Refer to Finish Plans for a _ - , -Finish
<br /> 7/7/
<br /> ' '
<br /> - 006/ '
<br /> ,� 0' 2 1/8" Conc. Wall Per a ` ( (-
<br /> 4' / Nosing sawn from Structural Drawings
<br /> SturdiStep OSB Stair Tread i I I 009
<br /> •
<br /> 004 -Top of Wood Stair(c Concrete Floor L I I 3/4" OSB Sheathing
<br /> IL —
<br /> 2x8 joists @ 16" o.c. a (
<br /> .
<br /> ( II I - hµ:-��1�� � v Simpson LU28 Face „a _ -,
<br /> Mount Joist Hanger -- --- a IF - -- . '.... :• - ,� - ,
<br /> ALL LSL'S TO BE 1 3/4"WIDTH MIN. Skirtboard Refer to Finish `' T
<br /> I
<br /> 5/8"Type'X' GWB = •
<br /> where exposed below -:- °-. :,,,;,. I `
<br /> ( IIIIIII I ' ." Conc. Levels — — — — — — I— — # DATE DESCRIPTION
<br /> ° I I 1 (_ CRIP
<br /> =d < . ' I I I I
<br /> 2x8 treated ledger, bolted to — I I
<br /> concrete wall with (2) 1/2" b . a I I I O ,
<br /> C I I I I I expansion bolts @ 32" o.c. typ. 004/ -
<br /> 7
<br /> op.,.
<br /> Weyerhauser TimberStrand LSL 007 I , I i DEVELOPMENT
<br /> \ 3 1/2"x 14" beam, typ. at landings
<br /> L— ,,- — — 1830 BICKFORD AVE,
<br /> IIIII LSSUI Hanger at each stringer I I SUITE 201 .
<br /> 003 -Wood Framing (@, Conc. Wall I I SNOHOMISH, WA 98290
<br /> II
<br /> r - - , I I 206.755.1290
<br /> I
<br /> Nosing shall have a
<br /> 0' 11" I I Weyerhauser TimberStrand
<br /> curvature or bevel of I)r ? ,
<br /> LSL 11 7/8'Stair Stringers, or
<br /> Where anchors are required in P.T. not less than 1/16" - equal, 12"o.c. I I— — 003
<br /> Slabs ALL holes drilled for anchor but not more than J ( I ( (1) Layer GWB Typ. at \�i I I 1020 North Broadway
<br /> bolts into floor slabs must have the 9/16"from the 0'-0 1/2" I , I /, .
<br /> priorforemost projection Underside of Stair stringers " I I Everett,WA 98403
<br /> area x-rayed wll to installation to p j Single-layer ceiling assemby: 5/8"Gypsum Panels applied to I �i�`
<br /> verify anchors will not hit a tendon. of the tread support members and fastened with 1-5/8"Type W screws — L
<br /> \ ( IIIIIIII spaced @ 12" o.c. located a min. 1-1/2"from side/end joints. I - I— — 002/
<br /> -- 3/4" OSB c - - rr- J 005
<br /> WOOD STAIR DETAILS
<br /> Skirtboard -- ti - Weyerhauser 002 -Wood Framing 0, Landing
<br /> v SturdiStep OSB Stair
<br /> Rubber Base- Refer to Tread, or equal, set in
<br /> Finish Plans -\-__ I I I I I I I l I I subfloor adhesive r —r _ 11 -
<br /> --- - Weyerhauser TimberStrand 001 - -I i
<br /> DATE:
<br /> LSL 11 7/8" Stair Stringers, I I Issue Date
<br /> \ or equal, 12" o.c. I I
<br /> Let-in treated 2x4 nailer w/ L - - - - J
<br /> (3) 1/2" dia., 3" long anchor bolts - SHEET:
<br /> 001 -Stair Base AEI . 01
<br /> O WOOD STAIR DETAILS O
<br /> Generic Stair Section
<br /> •
<br /> - 1 1/2" = 1'-0" ..
<br />
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