Upload
others
View
3
Download
0
Embed Size (px)
Citation preview
**
GENERAL NOTES
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF RAMP
ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO
THE PERTINENT REQUIREMENTS OF THE STANDARD SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
WHEN NECESSARY, THE SIDEWALK ELEVATION MAY BE LOWERED TO MEET THE HIGH POINT ON THE RAMP.
TYPE 1 CURB RAMPS SHALL HAVE A NORMAL SIDEWALK APRON AND CURB ON BOTH SIDES OF RAMP.
DETECTABLE WARNING FILED SHALL BE MEASURED AND PAID BY THE SQUARE FOOT AS "CURB RAMP DETECTABLE
WARNING FIELD". THE CONCRETE PEDESTRIAN CURB, IF NEEDED, SHALL BE MEASURED AND PAID BY THE LINEAR
FOOT AS "CONCRETE CURB PEDESTRIAN". CONCRETE SIDEWALK IN THE CURB RAMP AREA SHALL BE MEASURED
AND PAID BY THE SQUARE FOOT AS CONCRETE SIDEWALK, INCLUDING THE AREA UNDER THE DETECTABLE
WARNING FIELD.
SELECT CURB RAMP DETECTABLE WARNING FIELD MATERIALS AND DEVICES FROM THE DEPARTMENT'S APPROVED
MATERIALS LIST. THE COLOR OF THE DETECTABLE WARNING FIELD IS SPECIFIED ELSEWHERE AND IS INCIDENTAL
TO THE BID ITEM OF "CURB RAMP DETECTABLE WARNING FIELD"
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE, SHALL BE FROM THE SAME
MANUFACTURER.
SURFACE TEXTURE OF THE RAMP SHALL BE OBTAINED BY COARSE BROOMING TRANSVERSE TO THE SLOPE OF
THE RAMP.
THIS POINT IS AN EXTENSION OF OUTSIDE EDGE OF APPROACHING SIDEWALK WHERE IT MEETS THE BACK OF
CONCRETE CURB. POINT LOCATION MAY BE ADJUSTED TO ALIGN WITH BEGINNING OF FULL-HEIGHT CURB IF THIS
DISTANCE IS SHORT.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM
GUTTER FLAG SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE AROUND CURB AND AWAY FROM CURB RAMP. NO
VERTICAL LIPS OR DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING
SHALL MATCH THE RAMP SLOPE, MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING,
CONSTRUCT CURB HEAD OPENING AT 1.5% IN THE DIRECTION OF PEDESTRIAN TRAVEL.
MAXIMUM 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE AND NOT TO EXCEED
11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED
2% WITHOUT PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING IN THE STREET AND GUTTER AREA (2% MAXIMUM SLOPE IN ANY DIRECTION). WHEN THE
GUTTER SLOPE EXCEEDS 2%, CONSTRUCT THE LEVEL LANDING IN THE STREET AREA.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LEVEL
LANDING SIZE IS 5 FEET BY 5 FEET.
PROVIDE GRADE BREAK PERPENDICULAR TO DIRECTION OF WHEELCHAIR TRAVEL.
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT FIELD LOCATED
PAVEMENT MARKING CROSSWALK (WHITE)
LEGEND
VIEW D - D FOR TYPE 1 - A
SECTION C - C FOR TYPE 1 - A
SECTION B - B FOR TYPE 1
VIEW A - A FOR TYPE 1
WIDTH SHOWN ELSEWHERE
IN THE PLANS
CURB RAMP TYPE 1 - A
PLAN VIEW
(NO TERRACE)
CURB RAMP TYPE 1
PLAN VIEW
(CENTER OF CORNER RADIUS)
A
A
D
D
B
BC
C
PREFERRED SIDEWALK
LOCATION
PREFERRED CONCRETE CURB
PEDESTRIAN LOCATION
ALTERNATE SIDEWALK LOCATION
IF RIGHT-OF-WAY IS NOT AVAILABLE
CONCRETE CURB PEDESTRIAN
LOCATION ALTERNATE IF
RIGHT-OF-WAY IS NOT AVAILABLE
CONCRETE SIDEWALK
1.5% CROSS SLOPE
TERRACE
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
DETECTABLE
WARNING
FIELD
M
A
X
1
.
5
%
C
R
O
S
S
S
L
O
P
E
1
2
3
4
5
6
8
6
6
TERRACE
CONCRETE
SIDEWALK
1.5% CROSS
SLOPE
CONCRETE
SIDEWALK
1.5% CROSS
SLOPE
4
4
4
CONCRETE
SIDEWALK
1.5% CROSS
SLOPE
4
DETECTABLE
WARNING
FIELD
1
1
R
A
D
I
U
S
V
A
R
I
A
B
L
E
4
'
-
0
"
M
I
N
.
5
NORMAL SIDEWALK
APRON
1
0
:1
M
A
X
.
F
L
A
R
E
NORMAL SIDEWALK
APRON
1
0
:1
M
A
X
.
F
L
A
R
E
5' - 0" MIN. 5' - 0" 5' - 0" MIN.
1
1
2
EXPANSION
JOINT
2' - 0"
TERRACE SIDEWALK
1.5% CROSS SLOPE
6
7%
MA
X.
3
** **
7' - 6" MIN. 5' - 0" 7' - 6" MIN.
88
CONCRETE CURB
PEDESTRIAN
DEPRESSED
CURB & GUTTER
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
2
TOP OF
ROADWAY
2' - 0"
LANDING
6' - 0" STANDARD
1.5%
6
**
6"
CONCRETE SIDEWALK
6"
6"
8
8
5
'
-
0
"
4' - 0" MIN.
5
M
A
X
1
.
5
%
C
R
O
S
S
S
L
O
P
E
7
'
-
6
"
M
I
N
.
7
'
-
6
"
M
I
N
.
RADIUS
VARIABLE
7
%
T
Y
P
.
7
%
T
Y
P
.
*
MAXIMUM 8.33%
*
*
2' - 0"
5
'
-
0
"
5
'
-
0
"
M
I
N
.
5
'
-
0
"
M
I
N
.
CONCRETE CURB PEDESTRIAN
ALTERNATE LOCATION IF
RIGHT-OF-WAY IS NOT AVAILABLE
PREFERRED CONCRETE
CURB PEDESTRIAN LOCATION
ALTERNATE SIDEWALK LOCATION IF
RIGHT-OF-WAY IS NOT AVAILABLE
PREFERRED
SIDEWALK
LOCATION
**
**
2' - 0"
66
SD
DS
DD
08
D0
5 - 2
0a
08
D0
5 - 2
0a
SDD 08D05-a: Curb Ramps Types 1 and 1-A
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
TYPE 1 AND 1-A
Version 20 Standard Detail Drawing 8D5 (sheet a) May 2019 Curb Ramps Types 1 and 1-A
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian ................................................................................... LF 602.0505 Curb Ramp Detectable Warning Field Yellow ..................................................... SF 602.0510 Curb Ramp Detectable Warning Field White ....................................................... SF 602.0515 Curb Ramp Detectable Warning Field Natural Patina ......................................... SF 602.0405 Concrete Sidewalk 4” ........................................................................................... SF 602.0410 Concrete Sidewalk 5” ........................................................................................... SF 602.0415 Concrete Sidewalk 6” ........................................................................................... SF 602.0420 Concrete Sidewalk 7” ........................................................................................... SF 646.0113 - 0119 Pavement Marking (material) 6-Inch .................................................................... LF 647.0763 - 0769 Pavement Marking Crosswalk (material) 6-Inch .................................................. LF 647.0773 - 0779 Pavement Marking Crosswalk (material) 12-Inch ................................................ LF 647.0783 - 0789 Pavement Marking Crosswalk (material) 18-Inch ................................................ LF 647.0793 - 0799 Pavement Marking Crosswalk (material) 24-Inch ................................................ LF
Standardized Special Provisions associated with this drawing: NONE
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheets “b”, “c”, “d”, "e", "f" and “g” are required. SDD 15C33 Stop Line and Crosswalk Pavement Marking is required when this drawing is called for in
the plans.
Design Notes: The Type 3 should be used only when there may be utilities or other fixed objects in the way of the curb ramp installation and cannot be relocated. If other ramp types are not technically feasible, Type 1 and 1-A curb ramps may be constructed per FDM 11-46-10.2. If Type 1-A curb ramps are constructed within constrained site locations, the landing width may be reduced to 5 feet. These SDDs may not satisfy all field conditions. Develop special details showing elevations or other layout considerations. The Product Acceptable List (PAL) has only cast-iron products for the Detectable Warning Field (DWF). The typical size of DWF panel in cast iron is 2 ft x 2 ft. Other cast iron panel sizes available include 2 ft x 1 ft, 2 ft x 1.5 ft, 2 ft x 2.5 ft, and 2 ft x 3 ft. For the development of radial detectable warning fields (DWFs), radial plates are available from manufacturers listed on the PAL. Some manufacturers have also developed radial/rectangular plate combinations to form a prescribed radius. Refer to FDM 11-46-10.2 and sheets “b”, “c”, “d”, “f” and “g” of SDD 8D5 for further guidance when to apply rectangular or radial DWFs at curb ramps and for DWF plan layouts. Grade break distances greater than 5 feet will require radial DWFs. When radial DWFs are required, include back of curb radius, curb ramp landing length ‘XR’ (i.e. grade break distance), radial warning field area and radial long chord dimension in contract plans. Cover the entire curb ramp width (excluding concrete flares) with detectable warning fields. Do not leave gaps between adjacent warning plates. The Detectable Warning Field shall be installed in plastic concrete. The area under the Detectable Warning Field is paid as concrete sidewalk. Do not install the Detectable Warning Field in or on asphaltic pavement. Do not install drainage grates in the path of curb ramp or sidewalk users. Slope the gutter pan so the curb ramp area will drain away from the pedestrian crossing. The yellow border pavement marking is not required with the use of the Detectable Warning Field. See SDD 8D5-sheet b for Curb Ramp pay items used for restriping of curb ramp markings.
Contact Person: Gary Corcoran (608) 264-9426
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF
RAMP ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO
THE PERTINENT REQUIREMENTS OF THE STANDARD SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE SHALL BE FROM THE SAME
MANUFACTURER.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM
GUTTER FLAG SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE AROUND CURB AND AWAY FROM CURB RAMP. NO
VERTICAL LIPS OR DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING
SHALL MATCH THE RAMP SLOPE, MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING,
CONSTRUCT CURB HEAD OPENING AT 1.5% IN THE DIRECTION OF PEDESTRIAN TRAVEL.
AN 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE (2.67% OR LESS) AND
NOT TO EXCEED 11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED
2% WITHOUT PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LEVEL
LANDING SIZE IS 5 FEET X 5 FEET.
WHEN GRADE BREAK DISTANCE EXCEEDS 5 FEET, USE RADIAL DETECTABLE WARNING FIELD PER SDD 8D5-f.
PROVIDE GRADE BREAK PERPENDICULAR TO DIRECTION OF WHEELCHAIR TRAVEL.
WHEN DISTANCE IS LESS THAN 6' - 0", IT MAY BE DIFFICULT TO ACHIEVE A 7% SLOPE OR FLATTER ALONG THE RAMP.
REDUCE CURB HEIGHT IN TRIANGLE AREA TO ACHIEVE 7% SLOPE OR FLATTER ON RAMP. CONSTRUCT 2-INCH
MINIMUM CURB HEIGHT BETWEEN 10:1 FLARES.
GENERAL NOTES
2
3
4
6
8
7
9
1.5%
CR
OS
S
SLO
PE
6
7% M
AX
.
3
2' - 0"
MAXIMUM 2.0% SLOPE
IN ALL DIRECTIONS IN
FRONT OF GRADE BREAK
WIDTH SHOWN ELSEWHERE
IN THE PLANS
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
CONCRETE
SIDEWALK OR
OTHER WALKABLE
SURFACE
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT SIDEWALK
PAVEMENT MARKING CROSSWALK (WHITE)
LEGEND
VIEW C - C FOR TYPE 3
SECTION B - B FOR TYPE 3
SECTION A - A FOR TYPE 2
CURB RAMP TYPE 2
PLAN VIEW
(CENTER OF CORNER RADIUS)
CONCRETE SIDEWALK
OR OTHER WALKABLE
SURFACE
CONCRETE
SIDEWALK OR
OTHER WALKABLE
SURFACE
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
6
6
6
CONCRETE
SIDEWALK
TERRACE
MATCH EXISTING
SIDEWALK (TYP.)
5' - 0 "
MAX.
1.5% CROSS
SLOPE
4
10' MAX.
TERRACE CONCRETE
SIDEWALK
5' - 0"
MA
X.
1.5%
C
RO
SS
SLO
PE
4
1.5%
SLOPE
SLOPE
VARIABLE
4
1.5%
SLO
PE
4
SLO
PE
VA
RIA
BLE
CONCRETE
SIDEWALK
TERRACE
MATCH EXISTING
SIDEWALK (TYP.)
SLOPE
VARIABLE
1.5%
SLO
PE
4
1.5% SLOPE
4
TERRACE CONCRETE
SIDEWALK
SLO
PE
VA
RIA
BLE
** **
** **
5' - 0"
A A
B B
DETECTABLE
WARNING
FIELD (TYP.)
6:1
GRADED
FLARE
10:1
MAX.
FLARE
10:1
MA
X.
FLA
RE
10:1
MA
X.
FLA
RE
R
A
D
I
U
S
V
A
R
I
A
B
L
E
R
A
D
I
U
S
V
A
R
I
A
B
L
E
10:1 M
AX
.
FLA
RE
5'-0"
MAX.
7
CONCRETE SIDEWALK
OR OTHER WALKABLE
SURFACE
CURB RAMP TYPE 3
PLAN VIEW
(OUTSIDE OF CROSSWALK AREA)
C
C
5' - 0"
1.5%
CR
OS
S
SLO
PE
6
TERRACE LEVEL
LANDING
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION JOINT
** **
GRADED FLARE
PAVED FLARE
LEVEL LANDING
2' - 0"
TERRACE LEVEL
LANDING
** **
DEPRESSED
CURB & GUTTER
TOP OF
ROADWAY
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
LANDING
2
2
DEPRESSED
CURB & GUTTER
TOP OF
ROADWAY
7%
M
AX
.
**
*
3
8
2' - 0"
7
1.5%
9
8
*
M
I
N
I
M
U
M
2
-
I
N
C
H
C
U
R
B
H
E
I
G
H
T
1
0
:
M
A
X
.
F
L
A
R
E
1
0
:
M
A
X
.
F
L
A
R
E
8
*
9
DETECTABLE
WARNING
FIELD (TYP.)
CONCRETE CURB
PEDESTRIAN
6"
OPTIONAL CURB RETURN. USE
WHEN GRADED FLARE UNABLE
TO BE CONSTRUCTED. CAN USE
STRAIGHT RETURNS OR 24" RADIUS.
SEE DETAIL B
DETAIL B
SEE DETAIL A
DETAIL A
SEE DETAIL B
3' CURB
TAPER WITH
6" CURB
6:1
GRADED
FLARE
5' - 0 "
3' CURB TAPER
WITH 6" CURB
**
**
**
**
66
SD
DS
DD
08
D0
5 - 2
0b
08
D0
5 - 2
0b
SDD 08D05-b Curb Ramps Types 2 and 3
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
TYPE 2 AND 3
Version 20 Standard Detail Drawing 8D5 (sheet b) May 2019 Curb Ramps Types 2 and 3
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian ................................................................................... LF See Sheet "a".
Standardized Special Provisions associated with this drawing: See Sheet "a".
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a”, “c”, “d”, "e", "f" and “g” are required. SDD 15C33 Stop Line and Crosswalk Pavement Marking is required.
Design Notes: See Sheet "a". Curb Ramp pay items used for restriping of curb ramp markings are as follows (do not use these pavement markings when using Curb Ramp Detectable Warning Fields):
1. 647.0503 Pavement Marking Curb Ramp Paint 2. 647.0506 Pavement Marking Curb Ramp Epoxy 3. 647.0509 Pavement Marking Curb Ramp Preformed Plastic
Contact Person: Gary Corcoran (608) 264-9426
GENERAL NOTES
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF RAMP ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO
THE PERTINENT REQUIREMENTS OF THE STANDARD SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE, SHALL BE FROM THE SAME MANUFACTURER.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM GUTTER FLAG
SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE AROUND CURB AND AWAY FROM CURB RAMP. NO VERTICAL LIPS OR
DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING SHALL MATCH THE RAMP SLOPE,
MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING, CONSTRUCT CURB HEAD OPENING AT 1.5% IN THE
DIRECTION OF PEDESTRIAN TRAVEL.
AN 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE AND NOT TO EXCEED 11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED 2% WITHOUT
PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LEVEL LANDING
SIZE IS 5 FEET BY 5 FEET.
WHEN THIS GRADE BREAK DISTANCE EXCEEDS 5 FEET, USE RADIAL DETECTABLE WARNING FIELD PER SDD 8D5-f.
PROVIDE GRADE BREAK PERPENDICULAR TO DIRECTION OF WHEELCHAIR TRAVEL.
INSTALL TRANSITION NOSE (INCIDENTAL TO OTHER PAY ITEMS). DO NOT MARK TRANSITION NOSE.
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT SIDEWALK
PAVEMENT MARKING CROSSWALK (WHITE)
LEGEND
2
3
4
6
7
8
10
INTERMEDIATE RADII CAN BE INTERPOLATED
CURB RAMP TYPE 4A
PLAN VIEW
CURB RAMP TYPE 4A1
PLAN VIEW
ISOMETRIC VIEW FOR TYPE 4A1
ISOMETRIC VIEW FOR TYPE 4A
SECTION A - A FOR TYPE 4A
SECTION C - C FOR TYPE 4A
SECTION B - B FOR
TYPE 4A AND TYPE 4A1
RADIUS
(AT CURB FACE)
X
4' - 7"10 FEET
15 FEET6' - 5
1
2
"
5
'
M
A
X
.
7
5
'
M
A
X
.
7
10
10
TOP OF
ROADWAY
CONCRETE CURB
& GUTTER
6"
EXPANSION JOINT
CONCRETE SIDEWALK
1.5%
4
6' - 0"
CONCRETE CURB
PEDESTRIAN
6"
1.5%
4
EXPANSION
JOINT
TOP OF ROADWAY
DEPRESSED
CURB & GUTTER
CONCRETE
RAMP
6"
TOP OF
ROADWAY
DEPRESSED
CURB & GUTTER
2
8
1.5%
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
LANDING
EXPANSION JOINT
1.5%
6
CONCRETE
SIDEWALK
LANDING
**
IF RAMP SLOPE IS LESS
THAN 5.0%, THEN NO
ADJACENT UPHILL
LANDING IS REQUIRED
**
7%
M
AX
.
3
2' - 0"
6' - 0" MIN.
RAMP
**
MAXIMUM 2.0% SLOPE IN
ALL DIRECTIONS IF FRONT
OF GRADE BREAK
*
*
EXPANSION
JOINT
6
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
5' MAX.
7
8
3' CURB TAPER
WITH 6" CURB
5' - 0"
6' - 0" MIN.
RAMP
X
LANDING
R
A
D
I
U
S
(
A
T
C
U
R
B
F
A
C
E
)
R
A
D
I
U
S
(
A
T
C
U
R
B
F
A
C
E
)
RADIUS POINT
OF CURB RETURN
RADIUS POINT
OF CURB RETURN
2
*8
5' - 0"
2
6' - 0" MIN.
RAMP
X
LANDING
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
6
AA
CC
5' MAX.
7
CONCRETE CURB
PEDESTRIAN
10
B B
4
6' - 0"
SID
EW
ALK
1.5%
C
RO
SS
SLO
PE
4
6' - 0"
SID
EW
ALK
1.5%
C
RO
SS
SLO
PE
GRADED FLARE
GRADED FLARE
B B
66
SD
DS
DD
08
D0
5 - 2
0c
08
D0
5 - 2
0c
SDD 08D05-c Curb Ramps Types 4A and 4A1
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
TYPE 4A AND 4A1
Version 20 Standard Detail Drawing 8D5 (sheet c) May 2019 Curb Ramps Type 4A and 4A1
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian ................................................................................... LF See Sheet "a". 620.0300 Concrete Median Sloped Nose ............................................................................ SF
Standardized Special Provisions associated with this drawing: See Sheet ‘a’.
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a” “b” “d” “e”, "f" and "g" are required. SDD 11B2 Concrete Median Nose is required SDD 15C33 Stop Line and Crosswalk Pavement Marking is required.
Design Notes: See Sheet ‘a’.
Contact Person: Gary Corcoran (608) 264-9426
GENERAL NOTES
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF RAMP ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO
THE PERTINENT REQUIREMENTS OF THE STANDARD SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE, SHALL BE FROM THE SAME MANUFACTURER.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM GUTTER
FLAG SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE AROUND CURB AND AWAY FROM CURB RAMP. NO VERTICAL LIPS OR
DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING SHALL MATCH THE RAMP SLOPE,
MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING, CONSTRUCT CURB HEAD OPENING AT 1.5% IN
THE DIRECTION OF PEDESTRIAN TRAVEL.
AN 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE AND NOT TO EXCEED 11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED 2% WITHOUT
PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LEVEL LANDING SIZE IS
5 FEET BY 5 FEET.
WHEN THIS GRADE BREAK DISTANCE EXCEEDS 5 FEET, USE RADIAL DETECTABLE WARNING FIELD PER SDD 8D5-f.
PROVIDE GRADE BREAK PERPENDICULAR TO DIRECTION OF WHEELCHAIR TRAVEL.
INSTALL TRANSITION NOSE (INCIDENTAL TO OTHER PAY ITEMS). DO NOT MARK TRANSITION NOSE.
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT SIDEWALK
PAVEMENT MARKING
CROSSWALK (WHITE)
LEGEND
2
3
4
6
7
8
10
CURB RAMP TYPE 4B
PLAN VIEW
CURB RAMP TYPE 4B1
PLAN VIEW
ISOMETRIC VIEW FOR TYPE 4B1
ISOMETRIC VIEW FOR TYPE 4B
SECTION C - C FOR TYPE 4B
SECTION A - A FOR TYPE 4B
SECTION B - B FOR
TYPE 4B AND TYPE 4B1
10
TOP OF
ROADWAY
DEPRESSED
CURB & GUTTER
2
8
1.5%
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
LANDING
EXPANSION JOINT
1.5%
6
CONCRETE
SIDEWALK
LANDING
**
IF RAMP SLOPE IS LESS
THAN 5.0%, THEN NO
ADJACENT UPHILL
LANDING IS REQUIRED
**
7%
M
AX
.
3
2' - 0"
6' - 0" MIN.
RAMP
**
MAXIMUM 2.0% SLOPE IN
ALL DIRECTIONS IF FRONT
OF GRADE BREAK
*
*
6
5' MAX.
7
3' CURB TAPER
WITH 6" CURB
5' - 0"
6' - 0" MIN.
RAMP
X
LANDING
R
A
D
I
U
S
(
A
T
C
U
R
B
F
A
C
E
)
R
A
D
I
U
S
(
A
T
C
U
R
B
F
A
C
E
)
RADIUS POINT
OF CURB RETURN
RADIUS POINT
OF CURB RETURN
*
8
5' - 0"
2
6' - 0" MIN.
RAMP
X
LANDING
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
EXPANSION
JOINT
64
AA
CC
5' MAX.
7
CONCRETE CURB
PEDESTRIAN
10
B
5
'
M
A
X
.
7
5
'
M
A
X
.
10
7
TOP OF
ROADWAY
CONCRETE
CURB & GUTTER
6"
CONCRETE
SIDEWALK
1.5%
4
5' - 0" W
TERRACE
VARIABLE
TOP OF
ROADWAY
CONCRETE
CURB & GUTTER
CONCRETE CURB
PEDESTRIAN (TYP.)
TERRACE STRIP
VARIES 0 TO W
1.5%
4
6"
5' - 0" RAMP
VARIES
0" - 6"
VARIES
0" - 6"
B
Y
DISTANCE FROM PC
W
5' - 0"
SID
EW
ALK
1.5%
CR
OS
S
SLO
PE
TERRACE STRIP
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
10
10
4
W
5' - 0"
SID
EW
ALK
1.5%
CR
OS
S
SLO
PE
EXPANSION
JOINT
TERRACE STRIP
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
Y
DISTANCE
FROM PC
2
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
8
W = 3' - 0"
RADIUS
(AT CURB FACE)
10 FEET
X
15 FEET
20 FEET
30 FEET
40 FEET
50 FEET
2' - 10
1
4
"
Y
0' - 5"
4' - 6
3
4
" 2' - 1
3
4
"
5' - 9
3
4
" 3' - 6
1
2
"
W = 4' - 0"
X
2' - 1"
Y
1' - 4
1
2
"
3' - 9"
3' - 5
3
4
"
4' - 11
1
2
" 5' - 1
3
4
"
W = 5' - 0"
X
1' - 5"
Y
2' - 1"
3' - 1
1
4
"
4' - 6"
4' - 3
1
4
" 6' - 5
1
2
"
W = 6' - 0"
X
0' - 10"
Y
2' - 7
1
2
"
2' - 6
3
4
" 5' - 4
1
2
"
3' - 8
3
4
"
7' - 7"
W = 7' - 0"
X
0' - 3
1
4
"
Y
3' - 0
1
4
"
2' - 1" 6' - 1"
3' - 3"
8' - 6
1
2
"
W = 8' - 0"
X
2' - 10"
Y
9' - 4
1
2
"
4' - 5
1
2
" 13' - 7
3
4
"
5' - 8" 17' - 2"
W = 9' - 0"
X Y
W = 10' - 0"
X Y
6' - 9
1
4
" 7' - 11
1
4
" 6' - 0
1
4
"
9' - 8" 5' - 5"
11' - 1
3
4
" 4' - 10
3
4
" 12' - 5
3
4
"
6' - 1
3
4
" 15' - 8
1
2
"
1' - 8"
6' - 8
1
2
"
2' - 5
1
2
" 10' - 1
1
4
"
4' - 0
3
4
" 14' - 8
1
2
"
5' - 3"
18' - 5
3
4
"
1' - 3
1
4
" 7' - 2
1
2
"
2' - 1
1
4
"
10' - 9"
3' - 8
1
2
" 15' - 8
1
4
"
4' - 10
3
4
" 19' - 8
1
4
"
0' - 10
3
4
" 7' - 7
1
4
"
5' - 10
1
4
"
23' - 2"
INTERMEDIATE RADII CAN BE INTERPOLATED
DIMENSION "Y" IS CALCULATED BASED ON 6'-0" RAMP LENGTH
DIMENSION "X" IS CALCULATED BASED ON 5'-0" SIDEWALK WIDTH
GRADED FLARE
3' CURB TAPER
WITH 6" CURB
GRADED FLARE
BB
66
SD
DS
DD
08
D0
5 - 2
0d
08
D0
5 - 2
0d
SDD 08D05-d: Curb Ramps Types 4B and 4B1
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
TYPE 4B AND 4B1
Version 20 Standard Detail Drawing 8D5 (sheet d) May 2019 Curb Ramps Type 4B and 4B1
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian .................................................................................... LF See Sheet "a". 620.0300 Concrete Median Sloped Nose ........................................................................... SF
Standardized Special Provisions associated with this drawing: See Sheet a.
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a”, “b”, “c”, "e", "f" and “g” are required. SDD 11B2 Concrete Median Nose is required. SDD 15C33 Stop Line and Crosswalk Pavement Marking is required.
Design Notes: See Sheet "a".
Contact Person: Gary Corcoran (608) 264-9426
GENERAL NOTES
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF RAMP ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO
THE PERTINENT REQUIREMENTS OF THE STANDARD SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
SIDEWALK CROSS SLOPE SHALL NOT EXCEED 2%.
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE, SHALL BE FROM THE SAME MANUFACTURER.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM GUTTER
FLAG SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE AROUND CURB AND AWAY FROM CURB RAMP. NO VERTICAL LIPS OR
DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING SHALL MATCH THE RAMP SLOPE,
MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING, CONSTRUCT CURB HEAD OPENING AT 1.5% IN
THE DIRECTION OF PEDESTRIAN TRAVEL.
AN 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE AND NOT TO EXCEED 11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED 2% WITHOUT
PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LEVEL LANDING SIZE IS
5 FEET BY 5 FEET.
INSTALL TRANSITION NOSE (INCIDENTAL TO OTHER PAY ITEMS). DO NOT MARK TRANSITION NOSE.
SLOPE SIDEWALK TOWARD LANDING AS SHOWN WHERE THERE IS NO TERRACE OR WHERE THE TERRACE WIDTH IS LESS THAN
6 FEET WIDE.
THE EDGE OF THE DETECTABLE WARNING FIELD NEAREST TO A RAILROAD CROSSING SHALL BE 1.5 FEET ±0.1' FROM THE FACE
OF THE GATE ARM IF THE GATE ARM EXTENDS ACROSS THE SIDEWALK. WHERE THERE IS NO PEDESTRIAN GATE, THE EDGE OF
THE DETECTABLE WARNING FIELD NEAREST TO THE RAILROAD CROSSING SHALL BE 15 FEET FROM THE NEAREST RAIL.
DO NOT INSTALL DETECTABLE WARNING FIELDS AT THE EDGES OF STEET-LEVEL PEDESTRIAN REFUGE ISLANDS IF A MINIMUM
2 FOOT CONCRETE SURFACE WITHOUT DETECTABLE WARNINGS (MEASURED IN THE DIRECTION OF PEDESTRIAN TRAVEL) CANNOT
BE ACHIEVED.
2
3
4
6
10
TOP OF
ROADWAY
DEPRESSED CURB & GUTTER
2
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
CONCRETE
RAMP
CONCRETE CURB
PEDESTRIAN
11
12
13
ST
RE
ET
STREET
R
I
G
H
T
T
U
R
N
L
A
N
E
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT FIELD LOCATED
PAVEMENT MARKING CROSSWALK (WHITE)
LEGEND
CURB RAMP TYPE 6
DETECTABLE WARNING AT ISLANDS
CURB RAMP TYPE 7B
MID BLOCK CROSSING
SECTION A - A FOR TYPE 5
SECTION B - B FOR TYPE 7A
CURB RAMP TYPE 7A
MID BLOCK CROSSING
CURB RAMP TYPE 5
MEDIAN ISLAND
NON-ELEVATED PEDESTRIAN CROSSING
CURB RAMP TYPE 8
DETECTABLE WARNINGS
AT RAILROAD CROSSING
1.5
%
4
6"
6"
EXPANSION
JOINT
2' - 0"
5' - 0" MIN.
MEDIAN ISLAND
7%
MA
X.
7
%
M
A
X
.
11
11
7%
MA
X.
7
%
M
A
X
.
11
11
EXPANSION
JOINT
EXPANSION
JOINT
EXPANSION
JOINT
LANDING
LANDING
CONCRETE CURB
PEDESTRIAN
1
.
5
%
1
.
5
%
6
6
5
' - 0
" M
IN
.
5
' - 0
"
EXPANSION
JOINT
*
MAXIMUM 8.33%
*
MAXIMUM 8.33%
*
*
*
*
PLANTING OR OTHER
NON-WALKING SURFACE
PLANTING OR OTHER
NON-WALKING SURFACE
NOTE: THESE PARALLEL AND PARALLEL/PERPENDICULAR CURB RAMPS
MAY BE USED AT INTERSECTIONS AND MID BLOCK LOCATIONS.
A
B
B
V
A
R
I
E
S
V
A
R
I
A
B
L
E
10
10
10
10
13
5
' - 0
" M
IN
.
2
'
-
0
"
T
Y
P
.
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
1% MINIMUM
(PROVIDE
DRAINAGE)
**
*
*
*
*
DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
A
EDGE OF ROADWAY
GATE ARM
(WHEN USED
FOR SIDEWALK
RAILROAD
CLOSURE)
5' -0"
TYP.
5' -0"
TYP.
2' - 0" TYP.
REALIGNED
SIDEWALK
ALTERNATIVE
CONCRETE SIDEWALK
DETECTABLE
WARNING FIELD
TYPICAL FLUSH
WITH SIDEWALK
12
WIDENED SIDEWALK
ALTERNATIVE (TYP.)
REALIGN OR WIDEN
SIDEWALK FOR
PERPENDICULAR
RAILROAD CROSSING
EDGE OF ROADWAY
DETAILS TO BE DETERMINED
BY ENGINEER
***
***
***
5
'
-
0
"
5
'
-
0
"
5' -0"
5' - 0"
2' -0"
(TYP.)
1% MIN.
7% MAX.
1%
M
IN
.
7%
M
AX
.
1
%
M
I
N
.
7
%
M
A
X
.
6
5' X 5'
LEVEL
LANDING
REQUIRED
REFER TO GENERAL NOTES AND
FOR ALL ISLAND CURB RAMPS
2 3
10
10
10
10
10
10
2' - 0"
(TYP.)
6' - 0" MIN.
6
'
-
0
"M
I
N
.
6
'
-
0
"M
I
N
.
5
'
-
0
"
5
'
-
0
"
12
66
SD
DS
DD
08
D0
5 - 2
0e
08
D0
5 - 2
0e
SDD 08D05-e: Curb Ramps Types 5, 6, 7A, 7B and 8
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
TYPE 5, 6, 7A, 7B & 8
Version 20 Standard Detail Drawing 8D5 (sheet e) May 2019 Curb Ramps Type 5, 6, 7A, 7B & 8
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian ................................................................................... LF See Sheet ‘a’. 620.0300 Concrete Median Sloped Nose ............................................................................ LF
Standardized Special Provisions associated with this drawing: See Sheet ‘a’.
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a”, “b”, “c”, “d”, "f" and "g" are required. SDD 11B2 Concrete Median Nose is required. SDD 15C33 Stop Line and Crosswalk Pavement Marking is required.
Design Notes: See Sheet "a".
Contact Person: Gary Corcoran (608) 264-9426
GENERAL NOTES
AVOID PLACING DRAINAGE STRUCTURES, JUNCTION BOXES OR OTHER OBSTRUCTIONS IN FRONT OF RAMP ACCESS AREAS.
DETAILS OF CONSTRUCTION, MATERIALS AND WORKMANSHIP NOT SHOWN ON THIS DRAWING SHALL CONFORM TO THE PERTINENT REQUIREMENTS OF THE STANDARD
SPECIFICATIONS AND THE APPLICABLE SPECIAL PROVISIONS.
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AS A GROUP OR SIDE BY SIDE, SHALL BE FROM THE SAME MANUFACTURER.
APPLY RADIAL DETECTABLE WARNING PLACEMENT SIMILARLY FOR TYPE 4A AND 4A1 CURB RAMPS AND SIMILARLY FOR TYPE 4B AND 4B1 CURB RAMPS. TYPE 4A AND 4B CURB
RAMPS ARE NOT SHOWN.
REFER TO SDD 8D5-g FOR ADDITIONAL RADIAL PLATE REQUIREMENTS.
FIELD CUTS AT INTERMEDIATE JOINTS WITHIN THE RADIAL DETECTABLE WARNING FILED ARE PROHIBITED.
DETERMINE FINAL RADIAL WARNING FIELD CONFIGURATION AD ITS INDIVIDUAL PLATE LOCATIONS. PERFORM PRE-LAYOUT PRIOR TO PLACEMENT IN PLASTIC CONCRETE. FOLLOW
MANUFACTURER'S PRODUCT LIST AND INSTALLATION RECOMMENDATIONS.
GRADE CHANGE BETWEEN GUTTER FLAG SLOPE AND THE CURB RAMP SLOPE SHALL NOT EXCEED 11%. MAXIMUM GUTTER FLAG SLOPE IS 4%. PROVIDE LONGITUDINAL DRAINAGE
AROUND CURB AND AWAY FROM CURB RAMP. NO VERTICAL LIPS OR DISCONTINUITIES GREATER THAN
1
4
- INCH ARE ALLOWED. SLOPE OF CURB HEAD OPENING SHALL MATCH THE
RAMP SLOPE, MINIMALLY 1.5% AND NOT TO EXCEED 7%. WHEN ADJACENT TO 1.5% LANDING, CONSTRUCT CURB HEAD OPENING AT 1.5% IN THE DIRECTION OF PEDESTRIAN TRAVEL.
AN 8.33% CURB RAMP SLOPE IS ALLOWABLE WITH FLATTENED GUTTER FLAG SLOPE AND NOT TO EXCEED 11% GRADE CHANGE.
±0.5% CONSTRUCTION TOLERANCE IN SIDEWALK CROSS SLOPE. THE SIDEWALK CROSS SLOPE SHALL NOT EXCEED 2% WITHOUT PRIOR APPROVAL FROM THE ENGINEER.
PROVIDE A LEVEL LANDING (MAXIMUM 2% SLOPE) IN ANY DIRECTION OF PEDESTRIAN TRAVEL. STANDARD LANDING SIZE IS 5 FEET BY 5 FEET.
PROVIDE GRADE BREAK PERPENDICULAR TO DIRECTION OF WHEELCHAIR TRAVEL.
CONSULT ENGINEER IF GRADE BREAK LOCATION (END OF LANDING DIMENSION "XR") REQUIRES FIELD ADJUSTMENT WHEN ESTABLISHING FINAL RADIAL DETECTABLE WARNING
FIELD LOCATION.
FIELD SAW CUTS ALONG RADIAL DETECTABLE WARNING PLATES WILL BE NECESSARY TO MATCH EACH CURB RAMP EDGE. AVOID CUTTING THROUGH DOMES WHENEVER POSSIBLE.
MAKE FIELD CUTS TRUE TO LINE AND WITHIN
1
8
" DEVIATION. SMOOTH EDGES OF FIELD CUT PLATES.
USE 1' X 2" RECTANGULAR END PLATE AT END OF TYPE 4A1 RAMP AND PROVIDE MINIMUM 2' - 0" DETECTABLE WARNING FIELD COVERAGE (IN DIRECTION OF PEDESTRIAN TRAVEL)
ALONG THE ENTIRE CURB RAMP WIDTH.
A MAXIMUM 3 INCH CONCRETE BORDER WITH IS ALLOWABLE IN FROM OF RADIAL DETECTABLE WARNING FIELD FOR CONSTRUCTABILITY PURPOSES. CONCRETE BORDER WIDTH MAY
VARY UP TO 1 INCH.
2
3
4
6
8
14
15
16
1
2
" EXPANSION JOINT SIDEWALK
CONTRACTION JOINT SIDEWALK
PAVEMENT MARKING
CROSSWALK (WHITE)
LEGEND
CURB RAMP TYPE 2
PLAN VIEW
(GRADE BREAK DISTANCE GREATER THAN 5 FEET)
CURB RAMP TYPE 4B1
PLAN VIEW
(GRADE BREAK DISTANCE GREATER THAN 5 FEET)
CURB RAMP TYPE 4A1
PLAN VIEW
(GRADE BREAK DISTANCE GREATER THAN 5 FEET)
SECTION B - B FOR TYPE 4B1
SECTION A - A FOR TYPE 4A1
SECTION C - C FOR TYPE 2
DETAIL C
DETAIL B
DETAIL A
5' - 0"
6' - 0" MIN.
RAMP
LANDING 'XR'
4
6' - 0"
SID
EW
ALK
1.5%
C
RO
SS
SLO
PE
EXPANSION
JOINT
TERRACE STRIP
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
DETECTABLE WARNING
FIELD RADIAL
SEE DETAIL A
MIN. 2'-0" DWF
COVERAGE
A A
RADIAL DETECTABLE WARNING
FIELD PLACEMENT WHEN 5 FOOT
GRADE BREAK DISTANCE
PER SDD 8D5-c IS EXCEEDED
TOP OF
ROADWAY
DEPRESSED CURB & GUTTER
2
1.5%
EXPANSION JOINT
1.5%
6
CONCRETE
SIDEWALK
LANDING
****
IF RAMP SLOPE IS LESS
THAN 5.0%, THEN NO
ADJACENT UPHILL
LANDING IS REQUIRED
****
7%
TY
P.
6' - 0" MIN.
RAMP
EXPANSION
JOINT
2' - 0"
MAXIMUM 2% SLOPE
IN ALL DIRECTIONS IN
FRONT OF GRADE
BREAK
*
*
17
16
148
15
16
17
8
MAXIMUM 8.33%
***
***
LANDING 'XR"
(GRADE BREAK DIST.)
*
RADIAL DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
TOP OF
ROADWAY
DEPRESSED CURB & GUTTER
2
1.5%
EXPANSION JOINT
1.5%
6
CONCRETE
SIDEWALK
LANDING
****
IF RAMP SLOPE IS LESS
THAN 5.0%, THEN NO
ADJACENT UPHILL
LANDING IS REQUIRED
****
7%
TY
P.
6' - 0" MIN.
RAMP
EXPANSION
JOINT
8
MAXIMUM 8.33%
***
***
LANDING 'XR"
(GRADE BREAK DIST.)
*
RADIAL DETECTABLE WARNING
FIELD (SEE SDD 8D5-g)
14
14
RADIAL DETECTABLE WARNING
FIELD PLACEMENT WHEN 5 FOOT
GRADE BREAK DISTANCE
PER SDD 8D5-d IS EXCEEDED
4
5' - 0"
SID
EW
ALK
1.5%
CR
OS
S
SLO
PE
5' - 0"
6' - 0" MIN.
RAMP
LANDING 'XR'
DETECTABLE
WARNING
FIELD RADIAL
SEE
DETAIL B
B B
2' - 0"
*
148
15
15
6
EXPANSION JOINT
RADIAL DETECTABLE WARNING
FIELD PLACEMENT WHEN 5 FOOT
GRADE BREAK DISTANCE
PER SDD 8D5-b IS EXCEEDED
2
EXPANSION
JOINT
RADIAL DETECTABLE
WARNING FIELD
(SEE SDD 8D5-g)
LANDING 'XR"
(GRADE BREAK DIST.)
14
TOP OF
ROADWAY
DEPRESSED
CURB & GUTTER
TERRACE
7%
TY
P.
8
***
*
4
1.5%
SIDEWALK
MAXIMUM 2% SLOPE
IN ALL DIRECTIONS IN
FRONT OF GRADE
BREAK
*
MAXIMUM 2% SLOPE
IN ALL DIRECTIONS IN
FRONT OF GRADE
BREAK
*
WIDTH SHOWN ELSEWHERE
IN THE PLANS
**
MAXIMUM 8.33%
***
**
1.5% CROSS
SLOPE
6
5' - 0"
CC
DETECTABLE
WARNING
FIELD RADIAL
15
6
148
NOTE: SECOND TYPE 2
RAMP NOT SHOWN
2' - 0"
*
SEE DETAIL C
(ON LINE WITH SIDEWALK)
LA
ND
IN
G "X
R"
TERRACE
CONCRETE
SIDEWALK
17
17
TERRACE STRIP
(PLANTING OR
NON-WALKABLE
SURFACE SHOWN)
17
1
0
:
1
M
A
X
F
L
A
R
E
GRADED
FLARE
GRADED
FLARE
GRADED
FLARE
**
**
GRADED
FLARE
**
3' CURB TAPER
WITH 6" CURB
3' CURB TAPER
WITH 6" CURB
3' CURB TAPER
WITH 6" CURB
3' CURB TAPER
WITH 6" CURB
66
SD
DS
DD
08
D0
5 - 2
0f
08
D0
5 - 2
0f
SDD 08D05-f Curb Ramps Radial Detectable Warning Field Applications
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
CURB RAMPS
RADIAL DETECTABLE WARNING
FIELD APPLICATIONS
Version 20 Standard Detail Drawing 8D5 (sheet f) May 2019 Curb Ramps Radial Detectable Warning Field Applications
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 601.0600 Concrete Curb Pedestrian ………………………………………………………………. LF 602.0605 Curb Ramp Detectable Warning Field Radial Yellow…………………………………. SF 602.0610 Curb Ramp Detectable Warning Field Radial White…………………………………. SF 602.0615 Curb Ramp Detectable Warning Field Radial Natural Patina………………………… SF See Sheet ‘a’ except exclude item numbers 602.0505, 602.0510 and 602.0515. The radial DWF bid items replaces these bid items. 620.0300 Concrete Median Sloped Nose ……………………………………………………………LF
Standardized Special Provisions associated with this drawing: See Sheet ‘a’.
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a”, “b”, “c”, “d”, "e" and "g" are required. SDD 11B2 Concrete Median Nose is required. SDD 15C33 Stop Line and Crosswalk Pavement Marking is required.
Design Notes: See Sheet "a".
Contact Person: Gary Corcoran (608) 264-9426
DETECTABLE WARNING FIELDS THAT ARE INSTALLED AT A CURB RAMP SHALL BE FROM THE SAME MANUFACTURER.
PLACE ALL DETECTABLE WARNING FIELD SYSTEMS IN ACCORDANCE TO THE MANUFACTURER'S RECOMMENDATION.
FIELD CUTS AT INTERMEDIATE JOINTS WITHIN THE RADIAL DETECTABLE WARNING FILED ARE PROHIBITED.
DETERMINE FINAL RADIAL WARNING FIELD CONFIGURATION AND ITS INDIVIDUAL PLATE LOCATIONS. PERFORM PRE-LAYOUT PRIOR
TO PLACEMENT IN PLASTIC CONCRETE. FOLLOW MANUFACTURER'S PRODUCT LIST AND INSTALLATION RECOMMENDATIONS.
FOR RADIAL DETECTABLE WARNING FIELD APPLICATIONS WHERE STANDARD RADIAL PLATES ARE NOT AVAILABLE AT AN INTERSECTION
CURB RADIUS, A COMBINATION OF SQUARE OR RECTANGULAR PLATES AND RADIAL PLATES MAY BE USED TO FORM RADIAL
CONFIGURATION. RADIAL WEDGE PLATES IN COMBINATION WITH SQUARE PLATES ARE ALSO ACCEPTABLE. FOLLOW MANUFACTURER'S
RECOMMENDATIONS.
REFER TO CONTRACT AND STANDARD SPECIFICATIONS FOR FIELD CUTTING REQUIREMENTS.
DO NOT EMBED IN CONCRETE ANY FIELD-CUT PLATES WITH CUT EDGES SHORTER THAN 6 INCHES. CONSULT WITH MANUFACTURER
FOR RE-DRILLING AND ANCHORING REQUIREMENTS OF FIELD-CUT PLATES.
FIELD SAW CUTS ALONG RADIAL DETECTABLE WARNING PLATES WILL BE NECESSARY TO MATCH EACH CURB RAMP EDGE. AVOID CUTTING
THROUGH DOMES WHENEVER POSSIBLE. MAKE FIELD CUTS TRUE TO LINE AND WITHIN
1
8
" DEVIATION. SMOOTH EDGES OF FIELD CUT PLATES.
DETECTABLE WARNING FIELDS (TYPICAL)
PLAN VIEW
1"±
(TYP.)
VARIES VARIES
2' - 0" 2' - 0"
1"±
(TYP.)
RECTANGULAR
PLATES
RADIAL
PLATES
VARIES
1.6"
0.65"
*
0.9"
2.4"
1.5"
1.4"
MAX.
A
B
C
D
MIN.
*
THE C DIMENSION IS 50% TO
65% OF THE D DIMENSION.
*
TRUNCATED DOMES
DETECTABLE WARNING PATTERN DETAIL
D
C
0.2"
ELEVATION VIEW
PLAN VIEW
BA
B
ARAMP
RADIAL DETECTABLE
WARNING FIELD ATTRIBUTES
PLAN VIEW
R
A
D
I
U
S
RADIAL PLATE
(TYPICAL)
2' - 0"
L
O
N
G
C
H
O
R
D
CURB RAMP
15
15
RADIAL WEDGE PLATE
CONNECTION DETAIL
PLAN VIEW
RECTANGULAR PLATE
(TYPICAL)
RECTANGULAR PLATE
(TYPICAL)
GENERAL NOTES
15
66
SD
DS
DD
08
D0
5 - 2
0g
08
D0
5 - 2
0g
SDD 08D05-g: Curb Ramps Rectangular and Radial Detectable Warning Plates
STATE OF WISCONSIN
DEPARTMENT OF TRANSPORTATION
APPROVED
DATE ROADWAY STANDARDS DEVELOPMENT
UNIT SUPERVISOR
/S/
FHWA
CURB RAMPS
RECTANGULAR AND RADIAL
DETECTABLE WARNING PLATES
May 2019 Rodney Taylor
Version 20 Standard Detail Drawing 8D5 (sheet g) May 2019 Curb Ramps Rectangular and Radial Detectable Warning Plates
References: FDM 11-20-1 FDM 11-46-10
Bid items associated with this drawing: ITEM NUMBER DESCRIPTION UNIT 602.0505 Curb Ramp Detectable Warning Field Yellow ..................................................... SF 602.0510 Curb Ramp Detectable Warning Field White ....................................................... SF 602.0515 Curb Ramp Detectable Warning Field Natural Patina ......................................... SF 602.0605 Curb Ramp Detectable Warning Field Radial Yellow .......................................... SF 602.0610 Curb Ramp Detectable Warning Field Radial White ........................................... SF 602.0615 Curb Ramp Detectable Warning Field Radial Natural Patina .............................. SF
Standardized Special Provisions associated with this drawing: See Sheet ‘a’.
Other SDDs associated with this drawing: SDD 8D5 Curb Ramps sheet “a”, “b”, “c”, “d”, "e" and "f" are required.
Design Notes: See Sheet "a".
Contact Person: Gary Corcoran (608) 264-9426