f40.12-00_eRADIUS POINT OF SIDEWALK RAMP AND CURB
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3!8" EXPANSION JOINT (TYP.)
(SEE STD. PLAN F-30.10)
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DETECTABLE WARNING
PATTERN (TYP.)
(SEE DETAIL)
CEMENT CONCRETE
SIDEWALK RAMP TYPE 2
INTERMEDIATE RADII GAN BE INTERPOLATED
RADIUS
AT FACE
OF CURB
E
F
20 FEET 10'-4314" 3'-$112"
30 FEET 8'-11112" 3'-2114"
40 FEET 8' - 4112" 2' -11 314"
50 FEET 8'-0314" 2'-10114"
60 FEET 7'-10114" 2'-9314"
70 FEET 7'-8314" 2'-9"
$O FEET T-7112" 2'-8314"
90 FEET T-6112" 2'-8114"
100 FEET T-6" 2'-8"
DIMENSIONS AT
FACE OF CURB
i ~~ ~ _ ~ ~ ~ CEMENT CONCRETE
SIDEWALK RAMP TYPE 2
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~~' ~~.-!~ ~.- PLAN VIEW
CURB, OR CURB ~ ~ -
AND GUTTER '~_ `~ ' ' SIDEWALK RAMP TYPE 2
~ LAYOUT
CROSSWALK
6'-0"MIN.
~~ TOP OF
2°/n MAX. ~ ~ ~ ~,~ ~ ROADWAY
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CEMENT CONC. ~ ~
SIDEWALK ~ CEMENT CONCRETE
VARIES: 7' - 0" to E
RAMP
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318" EXPANSION JOINT (TYP.)
(5EE STD. PLAN F-30.10)
/~ ~ CURB & GUTTER 5' 6' - 0" MIN. DETECTABLE WARNING
SECTION (A 1 (SEE NOTE 5) LANDING ~ PATTERN (SEE DETAIL)
l.J m 2'-0"
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FLUSH ~ ROADWAY
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CEMENT CONCRETE /
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PEDESTRIAN CURB ~
`D ~ CEMENT CONC. ~ CURB & GUTTER
(SEE STD. PLAN F-10.12) 51DEWALK (SEE NOTE 5}
SECTION (B
VARIES: 2' - 5' to F
6" 'a 6" I
L LANDING
SECTION (C )
VARIES: T - 0" to E
RAMP
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NOTES
1. The bottom of the ramp shall have a level area (not in excess
of 2°!° in any direction), 4' X 4'.
2. The Type 2 Ramp Layout requires two (2) of this bid item:
"Cement Gonc. Sidewalk Ramp Type 2". The bid item does
not include the adjacent Curb (or Curb & Gutter), the Sidewalk
between Ramps, or the Cement Conc. Pedestrian Curb.
3. Ramp slopes shall not ~ steeper than 12H:1V.
4. Avoid placing drainage structures, junction boxes or other
obstructions in front of ramp access areas.
5. Curb & Gutter is shown, see the Contract Plans for the curb
design specified. See Standard Plan F-14.12 for curb details.
6. See Std. Plan F-30.10 far sidewalk joint placement and details.
RAMP
O 0 O
A ~B
0 O 0
PLAN
M
ELEVATION
MIN. MAX.
A 1 518" 2 318"
B 518" 1 112"
C 7(16" 314"
D 718" 17/16"
THIS PATTERN AREA SHALL
BE YELLOW IN COLOR
DETECTABLE WARNING PATTERN DETAIL
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EXPIRES AUGUST 26,2007 -w
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SIDEWALK RAMP TYPE 2
WITH LAYOUT
STANDARD PLAN F-40.12.00
SHEET 1 OF 1 SHEET
APPROVED FOR PUBLICATION
Ken L. Smith 02-07-07
STATE DESIGN ENGINEER DATE
Washington State Dep°rhnenT of Tmn~orlali°n