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1 1 RAIL O.D. TOP OF
MINIMUM F.O.F.
3 1 /2' ABSOI UTE MAXIMUM
- - - - - - - - --
- - - - - --- - - - -
3 1/2' VERTIGIL 1 1/2' O.D. TUBE SUPPORT
ABSOLUTE AT 5' -0' O.C. MAXIMUM
3 1/2' ABSOLUTE (COMPLY WITH NOTE 2 - TYPICAL)
t 1/2' GUARDRAIL
CLEAR HORIZONTAL GAP
(SEE 10/A7.12) VERIFY MINIMUM DEPTH OF
LANDING (COMPLY WiTH NOTE 4)
RADIUS BEND ALL TURNS ��
VERIFY MINIMUM DEPTH OF
LANDING (COMPLY WiTH NOTE 4) _ L 3 1/2' ABSOLUTE MAXIMUM
« CLEAR HORIZONTAL GAP
MAXIMUM
ORIZOM GAP
2 1/2' MAXIMUM GAP
2
COMPLY WiTH DETAIL 19/N.1 1'
CLEAR OPENING
1/2' x 1' SOLID BAR
INIMUM STAIR WIDTH TO F.O.F.
PROVIDE AN ABSOLUTE
SEE 'GENERAL NOTES FOR A7.10
1 1/2. O.D. TUBE AT
TOP OF GUARDRAIL
(COMPLY WiTH NOTE 2 - TYPICAL)
STAIRS' ON THIS SHEET FOR MINIMUM OF 1' -0' HORIZONTAL
_
1 2 z 1 MAXIMUM CLEAR OPENIN 2
1 1/2' O.D. TUBE AT TOP
ADDITIONAL REQUIREMENTS HNDRAIL EXTENSION PAST TOP
RISER (COMPLY WiTH NOTE 8)
SEE 3/A7.12
0
OF GUARDRAIL (TYPICAL)
'GENERAL
COMPLY WiTH NOTE 8
1 1 /2' O.D. TUBE AT TOP
1 1/2' O.D. TUBE
WNOR (COMPLY 3 T 2' ABSOLJi�-
1 SEE NOTES FOR
OF GUARDRAIL (YPICAL)
O - a _ MAXIMUM CLEN+ OPEH.NG
WITH NOTE 8) �
I I STAIRS' ON THIS SHEET
FOR ADDITIONAL REQUIREMENTS
IM
MAXIMUM CLEAR OPENING COMPLY WiTH
DETAIL 11/A7.12
WINDRIVL SUPPORTS
1 1/2 0.0. TUBE WWORNL sFIAl1 BE ATTACHED AT
OF HANDRAILS
- \- - - - - - - - - -
RADIUS BEND ALL TURNS
1 1/2' O.D. T
1/2' x 1 SOLID BAR HANDDRAIL (CO)M
(COMPLY WiTH NOTE 8) tE TUBE
/ (TYPICAL) p
VERTICAL 1 1/2' O.D. G3
1 1/2' x 1' SOLID BAR
WiTH NOTE 8
1/2' x 1' SOLID BAR
TUBE SUPPOKRiTSS AT
MC12x10.6 CHANNEL
3 1/2' ABSOLUTE COMPLY WiTH
MAXIMUM CLEAR NOTES 2.D &
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1 CALK CAL
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TUBE SUPPORT
10
I 3 1 2' CONCRETE LANDINGS AND
I ABSOLUTE BEAMS (SEE)
VERTICAL 1 1/2- O.D.
I TUBE SUPPORTS AT
VERTICAL 1 1//2' O.D. $�
TUBE SUPPORTS AT ?
r A7.10
? a
I MAXIMUM
1 CLEAR DIMENSION VARIES
c 5'-0' O.C. MAXIMUM
I 10 5' -0' O.C. MAXIMUM N
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,
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- - _ _ - _ - _
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I SUPPORTS AT LANDINGS (TYPICAL)
MCI2x10.6 CHANNEL
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t9 2' ABSOLUTE
STRUCTURAL) m
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1 I MINIMUM a
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STAIRS' ON THIS SHEET FOR
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STAIR NOSE jN e �� c
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INDICATED IN DETAIL 1 A7.10 / �A NOSE
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(SEE STRUCTURAL) A A-
.
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WITH 5 3/4- MINIMUM MC12x10.6
MNNT
1
1 ff »
1 CONCRETE BEAM BEYOND (SEE STRUCTURAL)
B ELEVATION
A1Ap A710
1 A7.10
�MC`1200.6
� 2.( IM14ET/FAR7'T11TAN
HEAD ANCHORS WITH 5 3 4 MINIMUM
/
EMBEDMENT AT STAIR RUN AT TOP CHANNEL
AT S
LANDING EM
SEE 'GENERAL
1 1 1/2' MAXIMUM TO CENTERUNE ON EACH
1 SIDES OF VERTICAL TUBE SUPPORTS
DETAIL
CHANNEL
DETAIL
2
EMBEDMENT AT EVERY OTHER TREAD
BETWEEN VERTICAL TUBE SUPPORTS
DETAIL (TYPICAL) (SEE 7/A7.12)
3NOT
NOTES FOR
DETAIL STAIRS' ON THIS SHEET FOR
ADDITIONAL- REQUIREMENTS
NOT To SCALE GUARDRAIL AT STAIR LANDINGS
NOT To SCALE STAIR AT TOP FLOOR LANDING
TO SCALE STAIR AT TOP FLOOR LANDING
NOT TO SCALE STAIR AT TOP FLOOR LANDING RADIUS BEND ALL TURNS
j 8A
8A RADIUS B(IdD ALL TURNS
SEE 'GENERAL NOTES FOR
MINIMUM STAIR WIDTH MINIMUM STAIR WIDTH
1/2' x 1' SOLID BAR
STAIRS' ON THIS SHEET FOR
I 1 1/2' O.D. TUBE AT
1 TOP OF GUARDRAIL
1 1 2' O.D. TUBE
SEE 'GENERAL NOTES FOR
1 1/2 O.D. TUBE AT ADDITIONAL REQUIREMENTS
TOP OF GUARDRAIL
1 1/2- O.D. TUBE AT
TOP OF GUARDRAIL
1
HAN RAIL (COMPLY
WiTH NOTE 8 - TYPICAL)
STAIRS' ON THIS SHEET FOR
ADDiT10NAL REQUIREMENTS
1/2' x 1' SOLID BAR RADIUS BEND ALL TURNS
z
1 1 /2' O.D. TUBE HANDRAIL
�
3 1/2' ABSOLUTE
o SFNLL RUN CONTINUOUSLY
1 MAXIMUM CLEAR OPENING
I
1/2' x 1/2' SOLID BAR
1/2- x 1/2' SOLID BAR
- - - -
g � _ FROM TOP -MOST LANDING
a G
1 4' MAXIMUM
1 I I I
1 1/2' O.D. TUBE AT
TOP OF GUARDRAIL
1 1 2' O.D. TUBE HANDRAIL
RADIUBOTTOM-MOST END ALL TURNS.
< (COMPLY WITH NOTE 8 -
�\
I COMPLY WITH DETAIL 8/A7.12.
I PROVIDE CONTINUOUS I
COMPLY WITH DETAIL B/A7.10 AND
(COMPLY WiTH NOTE 8
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( I I
1 HANDRAIL AT ALL LANDINGS EQ. EQ. EQ.
PROVIDE CONTINUOUS 1 1/2' O.D. TUBE
HANDRAIL AT ALL LANDINGS BETWEEN
3 1/2' ABSOLUTE
1 1/2-
't
' STAIR RUNS. _
RADIUS BETWEEN END ALL TURNS. I I I
STAIR RUNS. RADIUS BEND ALL TURNS.
MAXIMUM CLEAR OPENING
a PORT BELOW GUARDRAIL
(COMPLY WiTH NOTE 8) i I
(COMPLY WiTH NOTE 8)
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3 1/2' ABSOLUTE
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I HANDRAIL AT WALL MINIMUM
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2' ABSOLUTE MINIMUM
1 1/2' O.D. TUBE HANDRAIL AT WALL BEYOND a,
(COMPLY WiTH DETAIL II/A7.12 AND NOTE 8)
HANDRAIL TUBE SUPPORT
8 6 8B 5 » » ( P
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z A7.10 %. O A7.10 PLAN D ETAI L I
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AND AT EACH VERTICAL
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WITH DETAIL 12/A7.10)
MINIMUM STAIRWAY WIDTH
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o co
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SUPPORTS SO THAT THE MAXIMUM
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IN BOTH
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1 VERIFY- DIMENSION VARIES D l� D Dy ��
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TUBE SUPPORTS AT
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CONCRETE STAIRS,
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1 S
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MINIMUM LANDING
I o e y e
SEE STRUCTURAL
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D D D
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MAXIMUM CLEAR
OPENING (TYPICAL)
: e : n c TO LANDINGS (TYPICAL) (SEE /A7.10)
•'
/
p / p ►y
ADDITIONAL REQUIREMENTS
; ; •
I
2' ABSOLUTE MINIMUM
. .. ii: NOTE UNDERSIDE OF BOTTOM -MOST
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�� PROVIDE THREE 1/2' DIAMETER TITAN HEAD ANCHORS
2' ABSOLUTE
I
1 PROVIDE THREE 1/2' DIAMETER ITTAN HEAD /
AT STAIR NOSE (TYPICAL)
, .
n n y; BOTTOM -MOST INTERMEDIATE LANDING
r� SWILL BE ENCLOSED WITH 5/8'
WITH 5 3/4' MINIMUM EMBEDMENT AT EACH VERTICAL
TUBE SUPPORT (TYPICAL)
MINIMUM END PLATE ON CHANNELS (TYPICAL)
6 5
1 ANCHORS WITH 5 3/4' MINIMUM EMBEDMENT AT L
I EACH VERTICAL TUBE SUPPORT AT STAIR RUNS
PROVIDE 1/2' DIAMETER TTTAN
Sr �� TYPE '1(' GYPSUM BOARD ON 3 5/8'
MINIMUM) METAL STUDS AT 16' O.C.
MINIMUM)
MC12x10.6 BEYOND ON OPEN SIDE OF CONCRETE STAIRS
» »
A7.10 A7.10 B ELEVATION
I ADJACENT TO LANDINGS (TYPICAL)
HEAD ANCHOR.WITH 5 3/4-
SEE NOTE 12.
CONCRETE STAIRS (SEE STRUCTURAL)
' STAIR AT FLOOR LANDING
DETAIL WHEN RISERS ARE ALIGNED AT LANDING
MINIMUM EMBEDMENT AT
VMZY OTHER TREAD BETWEEN
VERTICAL TUBE SUPPORTS
DETAIL
6
STAIR AT INTERMEDIATE
LANDING BETWEEN FLOORS
DETAIL
7 INTERMEDIATE VERTICAL TUBE
DETAIL LANDING BETWEEN STAIR RUNS
NOT TO SCALE
NOT TO SCALE
WHEN RISERS ARE ALIGNED AT LANDING
NOT To SCALE SUPPORT ON STAIR RUNS
NOT To SCALE WHEN RISERS ARE ALIGNED AT LANDING
1
I RADIUS BEND ALL TURNS SEE 'GENERAL NOTES FOR
1 STNS' ON THIS SHEET FOR
OUTLINE OF CHANNEL BELOW RADIUS BEND ALL TURNS
THE SHAPES AND
4' MAXIMUM
SEE 'GENERAL NOTES FOR OFF WALL FACE OF WALL AND OUTSIDE
STAIRS" ON THIS SHEET FOR FACE OF STRINGER BELOW
ADDITIONAL REQUIREMENTS
SIZES OF STRUCTURAL
ADDITIONAL REQUIREMENTS
1 1/2' O.D. TUBE AT TOP OF GUARDRAIL (TYPICAL)
1 1 1/2' O.D. TUBE HANDRAIL (COMPLY WiTH NOTE a - TYPICAL)
I
1 PROVIDE HANDRAIL EXTENSION 3 1/2- ABSOLUTE
0
1/2' x 1' SOLID BAR
1/2' x 1/2' SOLID BAR
MEMBERS SHOWN ON
ARCHITECTURAL FLOOR
PLANS, SECTIONS AND
1 1 2' O.D. TUBE HANDRAIL 2 1/4' 007 FLORIDA EDITION OF NFPA 101,
LIFE SAFETY CODE; SECTION 7.2.2.4.4.5 6. STAIR TREADS AND RISES:
(� PLY WiTH NOTE 8 - TYPICAL)
, MINIMUM A. STAIR RISER HEIGHTS SHALL BE 7 INCHES MAXIMUM / 4 INCHES MINIMUM. STAIR TREAD DEPTHS SHALL BE 11 INCHES MINIMUM. THE
OFF RISER HEIGHT SHALL BE MEASURED VERTICALLY BETWEEN THE LEADING EDGES OF ADJACENT TREADS. THE TREAD DEPTH SHALL BE
I WAW 1'-0* MINIMUM HEIGHT, CONITNuous 14 GAGE MEASURED HORIZONTALLY BETWEEN THE VERTICAL PLANES OF THE FOREMOST PROJECTION OF ADJACENT TREADS AND AT A RIGHT ANGLE
GALVANIZED STEEL P LATE (RUNNING PARALLEL TO THE TREAD'S LEADING EDGE.
TO CENERUNE OF HANDRAIL). EXTEND STEEL
1 WITH 1 1 " O.D. VERTICAL TUBE MAXIMUM CLEAR OPENING
1 SUPPO AT 3' -0' O.C. MAXIMUM
10$
COMPLY WITH NOTE 8 AND WITH
3 1/2' ABSOLUTE MAXIMUM 3 1/Y ABSOLUTE
j
HORIZONTAL OPENING o MAX MUM CLEAR
OPENING (TYPICAL)
DETAILS ARE
" "
DIAGRAMMATIC ONLY
PLATE 1' -0' MINIMUM PAST END OF HANDRAIL B. STAIR TREADS SHALL BE OF UNIFORM DEPTH do SHAPE AND RISERS SHALL BE OF UNIFORM HEIGHT k SHAPE IN ANY STAIRWAY
]) OR TO NEXT STUD (WHICHEVER IS GREATER BETWEEN TWO FLOORS. THERE SHALL BE NO VARIATION EXCEEDING 3/16 INCH IN THE DEPTH OF ADJACENT TREADS OR IN THE HEIGHT
OF ADJACENT RISERS; AND THE TOLERANCE BETWEEN THE LARGEST AND SMALLEST OR LARGEST
I
1 ETAIL 11/A7.10) THIS DIMENSION SHALL �
vERncu 1 1 /2.O.D.
SEE THE STRUCTURAL
DIMENSION). ATTACH PLATE TO EACH VERTICAL RISER BETWEEN THE AND SMALLEST
7.1 WfiN TREAD SHALL NOT EXCEED 3/N3 INCH IN ANY FLIGHT OF STAIRS. COMPLY WITH NOTE 7.
STUD A MINIMUM OF THREE NO. 12 SHEET
1 BE EQUAL TO ONE +
TREAD DEPTH EXACTLY
I o z
TU13E SUPPORTS AT
5' -0' O.C. MAXIMUM SEE GENERAL NOTES FOR
DRAWINGS FOR THE
TTHHI
- - METAL SCREWS. (COMPLY WiTH NOTE 14) 7. STAIRWAY WALKING SURFACES: E WALKING SURFACE OF TREADS AND LANDINGS OF A STAIRWAY SHALL NOT BE SLOPED STEEPER THAN
ONE UNTT VERTICAL IN 50 UNITS HORIZONTAL [2 PERCENT MAXIMUM SLOPE:] IN ANY DIRECTION. FINISH FLOOR SURFACES SHALL HAVE A
1 zz
1 1'-0' MINIMUM v,1 3
1 3° r
STAIRS' ON THIS SHEET FOR
ADDITIONAL REQUIREMENTS
PLAN DETAIL
ACTUAL SHAPE AND
SIZE OF EACH
SUP - RESISTANT SURFACE AND THE FINISH FLOORING SHALL BE SECURELY ATTACHED.
NOTES: 8• HAND��:
1 1/Y MINIMUM CLEAR A STAIRWAYS SHALL HAVE HANDRAILS ON EACH SIDE. HANDRAILS SHALL BE ADEQUATE IN STRENGTH AND ATTACHMENT IN ACCORDANCE
1201. AT SHAiFTWALL: USE 20 GAGE FUU-- HEIGHT WITH THE REQUIREMENTS OF THE GOVERNING CODES AND THE SPECIFICATIONS.
a'
- - METAL C -H STUDS AT 24' O.C. MAXIMUM.
j as
NOT TO SCALE GUARDRAIL AT CORNER
STRUCTURAL MEMBER.
[S-01
t216 AT METAL STUD WALLS: USE 3 5/8' (MINIMUM) B. TTM�HEI APPROVEDTIN WRITING BY THE AARRCHiTRECT. ALL HAENDRAJLS SHALL BE INCHES INSTALLED AT' THE IGSAME HEIGHT IN EACH STAIRWAY.
I =
16 GAGE FULL HOGHi METAL STUDS AT VARIANCE IN HANDRAIL MOUNTING HEIGHT WITHIN THIS PROJECT IS NOT ALLOWED. NOTE: IN ACCORDANCE WiTH THE CODES, HANDRAIL
ATTACH HANDRAILS TO THE WALL WITH FASTENERS ME O.CS.TUD BRACING WITH HORIZONTAL VERTICAL GAGE
TO COMPLY WITH THE SPECIFIED REQUIREMENTS STU DS BEH ND STEEL PLA� H HEIGHT (AS MEASURED ABOVE GH AND NOTGREATER THAN 38E INCHESGi3� -2'j HIGH.)E STAIR NOSING) SHALL BE UNIFORM, NOT LESS THAN 34 INCHES [2' -10'
1 J
FOR STRUCTURAL INTEGRITY C. HANDRAILS SHALL RETURN TO A WALL. GUARD OR THE WALKING SURFACE; OR THEY SHALL BE CONTINUOUS TO THE HANDRAIL OF AN
I
RETURN HORIZONTAL 1 1 /2' O.D.
TUBE INTO HORIZONTAL TU BE
TUBE HANDRAIL SUPPORTS SHWA.
BE ATTACHED TO BOTTOM OF
RETURN HANDRAIL HANDRAIL AT 5' -0. O.C. ((MAXIMUM).
ADJACENT STAR FLIGHT. WHERE HANDRAILS ARE NOT CONTINUOUS BETWEEN FLIGHT'S, THE HANDRAllS SHALL: EXTEND HORIZONTALLY AT
HANDRAIL CONFIGURATION AND ATTACHMENT TO LEAST INCHES BEYOND THE TOP RISER; CONTINUE TO SLOPE FOR THE DEPTH OF ONE TREAD BEYOND THE BOTTOM RISER;
DETAIL
'
1 SUPPORTS I o
_ TO WALL (TYPICAL) PROVIDE ASSAIL BACKING IN THE
AND BO
TOP AND BOTTOM. I WAIL FOR HANDRAIL AL BAC SUPPORTS
W
E
WALL (SIMILAR AT SIDE OF GUARDRAIL TUBE AND THEN EXTEND HORIZONTALLY AT LEAST 12 INCHES.
D. HANDRAIL- GRIPPING SURFACES SHALL BE CONTINUOUS, WITHOUT INTERRUPTION BY NEWEL POSTS OR OTHER OBSTRUCTIONS. COMPLY
�9
1 I EQ. I EQ.
I o
CAP END REQUIRED IN THE PROJECT
R
NOT TO SCALE SUPPORT) WiTH DETAIL 12/A7.10 FOR ATTACHMENT TO THE WALL
E THE CLEARANCE BETWEEN
_
x
OF HANDRAIL AND I ao MANUAL (COMPLY WITH NOTE 14
WALL SURFACE IS
A NEW HANDRAIL AND THE WALL TO WHICH R IS FASTENED SHALL BE A MINIMUM OF 2 1 4 INCHES. THE
/
HANDRAIL, WALL OR OTHER SURFACE ADJACENT TO THE HANDRAIL SHALL BE FREE OF ANY SHARP OR ABRASIVE ELEMENTS. COMPLY
o AND DETAIL 12/A7.10)
I 1/2' z 1/2- SOLID BAR I
I I o
I NOT ALLOWED z 5
I It
WiTH DETAIL 12/A7.10
F. THE MAXIMUM PROJECTION OF A.HANDRAIL INTO THE STAIR SHALL NOT
I I �'
I I m 1/2' x 1' SOUD BAR 'O
ao s 12
1� `�
EXCEED 4 INCHES.
G. INTERMEDIATE HANDRAILS: HANDRAILS SHALL BE PROVIDED WITHIN 30 INCHES OF ALL PORTIONS OF THE STAIR WIDTH REQUIRED FOR
I
Ij 0o 2 Z VERTICAL 1 1/2' O.D. TUBE I "�
1 1/2' O.D. TUBE I
x HANDRAIL MOUNTED A7.10
1. STAIRWAYS INCLUDING HANDRAILS AND GUARDRAILS SHAT COMPLY WiTH THE MOST STRINGENT REQUIREMENTS OF THE FOLLOWING EGRESS CAPACITY IN ACCORDANCE WITH FBC TABLE 1005.1. THE REQUIRED EGRESS SHALL BE ALONG THE NATURAL. PATH
CODES AND WiTH ANY ADDITIONAL REQUIREMENTS OF THE AUTHORITIES HAVING JURISDICTION:
I x SUPPORT AT 5'-0' O.C.
1 MAXIMUM I
z ~z �
2 1/4' MINIMUM CLEAR a-
o FROM THE ADJACENT 1'-0* MINIMUM 8' TREAD 1 -0' MINIMUM
�
A 2006 IBC SECTIONS 403.13 905.4.1 909.20 1003 1004, 1005, 1007.3 1008 1009 1012 1020.1.4 1020.1.7 OF TRAVEL WHERE INTERMEDIATE HANDRAILS ARE PROVIDED, IN ACCORDANCE WiTH FBC SECTION 1009.11.2'. THE MINIMUM
, CLEAR WIDTH BETWEEN HANDRAILS SHALL BE 20 INCHES.
3310 ETC. AND TABLES 1005.1 ETC.
I o
o . 3 1/2' ABSOLUTE MAXIMUM
a CLEAR OPENING (TYPICAL) p
WALL (COMPLY WITH
>- NOTE 8 AND HORIZONTAL WIDTH HORZONTAI I
DETAIL 12/A7.10) I HANDRAIL HANDRAIL
9. GUARDRAILS [GUARDS]:
B. 2009 FLORIDA EDITION OF 2006 NFPA 101, LIFE SAFETY CODE SECTION 7.2.2, ETC. A GUARDRAI LS SHALL BE LOCATED ALONG ALL OPEN -SIDED WALKING SURFACES STAIRWAYS AND LANDINGS WHICH ARE LOCATED MORE THAN
C. 2010 FLORIDA BUILDING CODE SECTIONS 1003, 1004, 1005, 1007, 1008, 1009, 1012, 11- 4.3.11.3,
30 INCHES ABOVE THE FLOOR OR GRADE BELOW. GUARDRAILS
I
' >- N 2' ABSOLUTE MINIMUM I
o EXTENSION x `� EXTENSION
11- 4.1.3(9 , 11 -4.9, ETC. AND TABLES 1005.1, ETC. SHALL BE ADEQUATE IN STRENGTH AND ATTACHMENT IN ACCORDANCE WiTH
THE REQUIREMENTS OF THE GOVERNING CODES AND THE SPECIFICATIONS.
j o AT STAIR NOSE ��� ,� '
01, '
$ 's_
(COMPLY WITH (COMPLY WITH
NOTE 1102)
`� z NOTE 1102)
D. ICC /ANSI 117.1 -1998 SECTIONS 504, 505, ETC. AND FIGURES AND FIG ES 3 .4, ETC. 505.10.3, ETC. B. GUARDRAILS SHALL BE A MINIMUM OF 42 INCHES 3' -6 ABOVE THE FINISH FLOOR, LANDING AND STAIR NOSING.
E ICC /ANSI A117.1 -2003 SECTIONS 307.4, 402.2, 504, 505, ETC. AND FIGURES 307.4, ETC. 10. WHEN THE STAIRWAY CONTINUES DOWN BEYOND THE LEVEL OF EXIT DISCHARGE. A GATE SHALL BE PROVIDED AT THE STAIR RUN WHICH
9
F. 19 1 AMERICANS WiTH DISABILITIES GUIDELINES 4.3.11.3,
ABRASIVE METAL NOSING SEE i D D
RADIUS BEND ALL TURNS `�
ACT ACCESSIBILITY [N)AAG] SECTIONS 4.1.3(9), 4.9, ETC. CONTINUES DOWN. THIS GATE SHALL SWING IN THE DIRECTION OF EXIT DISCHARGE FROM THE LEVEL BELOW. COMPLY WITH DETAILS 1 A7.11
/
1 z SPECIFICATION SECTION 0 5000 �i,
: � . y
3 THIS DIMENSION SHALL I
BE EQUAL TO ONE 0 m
2. STAIRWAY WIDTH:
A. MINIMUM WIDTH OF STAIRWAYS SHALL BE DETERMINED USING THE APPLICABLE CODE REFERENCES ABOVE, CLEAR BETWEEN FACE & 2/A7.11 AND WiTH FBC SECTION 1004.5.
I , � �:
o PROVIDE FOUR 1/2* DIAMETER i y
D ; e ; e ; e TREAD DEPTH EXACTLY o
OF GUARDRAILS AND /OR WALLS, OR LESS THAN WHAT IS SHOWN ON THE DRAWINGS, WHICHEVER IS WIDER. COMPLY WiTH NOTES 11 • STAIR HANGER ROD_ APPLICATION: WHEN STAIRWAY ENCLOSURES ARE CONSTRUCTED OF SHAFTWAU, COMPLY WiTH DETAILS AND
REQUIREMENTS FOR STAIR HANGER ROD APPLICATION
IRAN HEAD ANCHORS WITH D
N i
: D :
AS INCLUDED IN THE MOST CURRENT EDITION OF USG CAVITY SH AFTWALL SYSTEMS
5 3 4- MINIMUM EMBEDMENT AT /
BOTTOM LANDING SEE 7 A7.10 ° ' �'� '
( / ) I .
• ' . p !12 1- NOSING (TYPICAL) z
9
B. STNS SHALL BE CLEAR OF ALL OBSTRUCTIONS EXCEPT FOR PROJECTIONS NOT EXCEEDING 4 INCHES AT OR BELOW HANDRAIL FOLDER SA -926. ALSO, SEE STRUCTURAL DRAWINGS FOR STAIR HANGER DETAILS.
12. STAIRWAY ENCLOSURES: THERE SHALL BE NO ENCLOSED USABLE SPACE WITHIN THE STAIR ENCLOSURE, INCLUDING UNDER THE STAIR. THE
HEIGHT ON EACH SIDE
1 - -
ABRASIVE METAL NOSING (SEE z3
C. WIDTH OF STNS SHALL NOT DECREASE IN THE DIRECTION OF DUT TRAVEL. UNDERSIDE OF THE BOTTOM -MOST STAIR RUN AND THE UNDERSIDE OF THE BOTTOM -MOST INTERMEDIATE STAIR LANDING SHALL. BE
"X'
1 e ; e ; e ; e e e 5• e e ° ; °
SPECIFICATION SECTION 03 5000) 3 r
J
■ ENCLOSED WiTH 5/8 INCH TYPE GYPSUM BOARD ON 3 5 8 INCH MINIMUM METAL STUDS AT 16 INCHES O.C. (MAXIMUM), SO THAT THE
D. EACH STAIRWAY ADJACENT TO AN AREA OF RESCUE ASSISTANCE SHALL HAVE A MINIMUM CLEAR WIDTH OF 48 INCHES BETWEEN � � � ) ( )
SPACE CAN NOT E USED FOR
1 D D D D D D D D
• •�
NOTES: , ' SEE 'GENERAL NOTES FOR °
STAIRS' ON THIS SHEET FOR
HANDRAILS. COMPLY WITH ADMG SECTIONS 4.3.11.3 do 4.1.3 9 STORAGE OR ANY OTHER USABLE PUR SE
. 13. SEE STRUCTURAL DRAWINGS FOR ATTACHMENT OF CONCRETE STAIRS, LANDINGS AND BEAMS.
3. HEADROOM: STAIRWAYS SHALL HAVE A MINIMUM HEADROOM CLEARANCE OF 6'-B* MEASURED VERTICALLY FROM A LINE CONNECTING
:
1101. ALL HANDRAILS SFVLLL BE MOUNTED AT THE
SAME HEIGHT. (TOP OF HANDRAILS SHALL BE ADDITIONAL REQUIREMENTS
THE EDGE OF THE NOSINGS. THE MINIMUM CLEARANCE SHALL BE MAINTAINED FOR THE FULL WIDTH OF THE STAIRWAY AND LANDING. 14. WOOD BLOCKING IS NOT ALLOWED FOR IN -WALL SUPPORTS. USE METAL SHIMS, METAL STUDS AND SHEET METAL TO ACHIEVE REQUIRED
COMPLY WiTH FBC SECTION 1009.2. STRUCTURAL STRENGTH. PROVIDE STEEL PLATES IN THE WALLS APPLIED PARALLEL TO THE SLOPE OF THE STAIRS FOR HANDRAIL ATTACHMENT
1
1 p p p
AT 2' -10' MIN MUM /3• -2' MAXIMUM AFF.)
NO VARIATION IN HANDRAIL HEIGHT SHALL BE
4. STAIRWAY LANDINGS: TO THE WALL COMPLY WiTH DETAIL 12/A7.10. ALSO. SEE SPECIFICATIONS AND DETAILS FOR FURTHER SPECIFIC REQUIREMENTS.
15. SIGN
NOTE: UNDERSIDE OF BOTTOM -MOST STAIR
1 RUN AND UNDERSIDE OF EIOTTOM -MOST • ° °
ALLOWED FROM TOP -MOST LANDING TO • e • e e e e
A THERE SWUl BE A R OR LANDING AT THE TOP AND BOTTOM OF EACH STAIRWAY. THE WIDTH OF LANDINGS SHALL NOT BE LESS STAIR IDENTIFICATION: AN APPROVED SHALL BE LOCATED AT EACH FLOOR LEVEL AT EACH FLOOR LEVEL LANDING IN ALL ENCLOSED
THAN THE WIDTH OF THE STAIRWAYS THEY SARA EVERY LANDING HAVE A MINIMUM DIMENSION MEASURED IN THE DIRECTION STAIRWAYS OF BUILDINGS FOUR OR MORE STORIES IN HEIGHT. THE SIGN SWILL INDICATE THE FLOOR LEVEL AND THE AVAILABILITY OF ROOF
I INTERMEDIATE LANDING SHALL BE ENCLOSED .
-X'
BOTTOM -MOST LANDING. COMPLY W NOTE 8.
( / )
ACCESS FROM THAT STAIRWAY AND AN IDENTIFICATION OF THE STAIRWAY. THE SIGN SHALL ALSO INDICATE THE FLOOR LEVEL AND THE
OF TRAVEL EQUAL TO THE WIDTH OF THE STAIRWAY. ALSO, COMPLY WITH NOTE 4.C.
WITH
1 WITH 5/8- TYPE GYPSUM BOARD ON 3 5/8'
I (MINIMUM) METAL STUDS AT 16. O.C. (MAXIMUM).
D D D D D D
B. STAIRWAY LANDINGS SHALL. HAVE GUARDRAILS ON ANY OPEN AND UNENCLOSED EDGES. DIRECTION TO EXIT DISCHARGE THE SIGN SHALL BE LOCATED APPROXIMATELY 5' -0' ABOVE THE FLOOR LANDING IN A POSITION WHICH IS
READILY VISIBLE WHEN THE DOOR IS IN THE OPEN OR CLOSED POSITION. THE FLOOR LEVEL DESIGNATION SHALL ALSO BE TACTILE IN
I SEE NOTE 12. CONCRETE STAIRS
C. DURING iTS SWING, ANY DOOR WHICH OPENS ON TO A STAIRWAY LANDING SHALL LEAVE UNOBSTRUCTED AT LEAST ONE -HALF OF THE
REQUIRED WIDTH OF THE LANDING; AND WHEN FULLY OPEN, SUCH DOOR SWILL NOT PROJECT MORE THAN 7 INCHES INTO A LANDING. ACCORDANCE WiTH THE APPLICABLE ACCESSIBILITY CODES.
1 SEE STRUCTURAL FOR SLAB THICKNESS (SEE STRUCTURAL)
D. COMPLY WiTH NOTE 7.
5. VERTICAL RISE: A FLIGHT OF STNS SHALL NOT HAVE A VERTICAL RISE GREATER THAN 12' -0' BETWEEN LANDINGS.
I -
' 9 DETAIL
I
'�', DETAIL
1 NOT TO SCALE STAIR AT BOTTOM FLOOR LANDING
I
NOT TO SCALE HANDRAIL AT WALL
Copyright 2012 Gresham, Smith and Partners. All Rights Reserved.
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w • •
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For The Built
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■
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SMITH AND
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CERT. NO.
AAP000034 /CA3806
IB26000797/LC26000381
KO IVE D
MI -DARE COUNTY RE DEPARTMENT
PERMIT FIRE ALARM _
ESSION
. WALE EXT
f ' BY:
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SEAL: Kristin S. Herman -Druck
AR95172
.v
�9
REVISION
No. - Date - Revision
STAIR DETAILS
A7.10
FILE: 9080 a710.dgn
PROJECT: 29080.00
DATE: 12/14/2012