CalTrans Std A87A - CURB AND DRIVEWAYS - USE FOR ALL PAVING IDIQS.pdf

COUNTY ROUTE

POST MILES

TOTAL PROJECT

SHEET TOTAL

SHEETS

PLANS APPROVAL DATE

No.

Exp.

R E

G I

S T

E R

E

D

P R O F E S S I O N

A

L

E N

G I

N EE

R

S

T A

TE OF

CAL IFORN

I

A

REGISTERED CIVIL ENGINEER

"W2"

R=1"

R=1"

R=1"

R=�"

2"

R=�"

"W2"

"W2"

R=1"

10% Max

2% Max

8.33% Max

R/W (Typ)

45^

"W2"

Var

WARP WHEN

NEEDED

Var

WARP WHEN

NEEDED

V a r

R A

M P

W

V

V

Var

X

W

SEE

NOTES

4 & 5

45^

RETAINING CURBS,

WHEN NECESSARY

S T

R A

I G

H T

G R

A D

E

8.33% Max

SIDEWALK,

SEE NOTE 8

10% Max

2% Max

FRONT

EDGE OF

SIDEWALK

DEPRESSED

SIDEWALK

SEE NOTE 8

DIMENSIONS

H

"W1"

H

H

"W2"

H

ES

FINISHED

ROADWAY

SURFACE

1.

2.

3.

4.

5.

6.

7.

CASE A

Typical driveway, sidewalk not depressed

CASE B

Driveway with depressed sidewalk

PLAN

ELEVATION

DRIVEWAYS

SECTIONS

TABLE A

CURB

QUANTITIES

TYPE A1 CURBS

See Table A

TYPE A3 CURBS

Superimposed on existing pavement

See Table A

TYPE A2 CURBS

See Table A

TYPE B1 CURBS

See Table A

TYPE B3 CURBS

Superimposed on existing pavement

See Table A

TYPE B2 CURBS

See Table A

TYPE B4 CURBS

See Table A

TYPE D CURBS TYPE E CURB

TYPE H CURB

On Bridges

CURBS

4:1

Michael Janzen

44788

CIVIL

Case A driveway section typically applies.

Use Case B driveway section when ramp slopes would exceed 10% in Case A.

Use Case B driveway section when sidewalk cross slope would exceed 2% in Case A.

X=3’-0" except for curb heights over 10" where

4:1 slopes shall be used on curb slope.

6"

6"

R=�"

R=�"

5"

R=�" R=�"

5" 2’-0"

R=�"

R=�"

6"

#4

LONGITUDINAL

BAR

#4 DOWEL SPACED 4’-0"

Min LENGTH 8"

5" R=�"

#4

LONGITUDINAL

BAR #4 DOWEL SPACED 4’-0"

Min LENGTH 8"

5"

7" 2" 2’-0" R=�" R=�"

" 6

2’-9"

R=�"

R=�"

3"

1’-0"

R=6"

" R=1’-0"

2’-0"

6"

"H1"

1’-2"

1’-4"

1’-0"

1’-2"

6"

8"

1’-0"

1’-2"

10"

1’-0"

4"

6"

10"

1’-0"

"H2"

6"

8"

6"

8"

5"

7"

4"

6"

4"

6"

3"

5"

4"

6"

X is a variable when sidewalk is located where wheelchairs may traverse the surface. Slopes shall not exceed 8.33%.

Sidewalk and ramp thickness "T" at driveway shall be

4" for residental and 6" for commercial.

Difference in slope of the driveway ramp and the slope of a line between the gutter and a point on the roadway 5’-0" from gutter line shall not exceed 15%. Reduce driveway ramp slope, not gutter slope, where required.

TYPE

A1-6

A1-8

A2-6

A2-8

A3-6

A3-8

B1-4

B1-6

B2-4

B2-6

B3-4

B3-6

B4

D-4

D-6

E

CUBIC YARDS

PER LINEAR FOOT

0.02585

0.03084

0.05903

0.06379

0.01036

0.01435

0.02185

0.02930

0.05515

0.06171

0.00641

0.01074

0.05709

0.04083

0.06804

0.06661

CURB

TYPE

A1-6

A1-8

A2-6

A2-8

A3-6

A3-8

B1-4

B1-6

B2-4

B2-6

B3-4

B3-6

D-4

D-6

"W1"

7�"

8"

2’-7�"

2’-8"

7�"

7�"

7�"

9"

2’-7�"

2’-9"

7"

8�"

1’-6"

2’-2"

2’-0"

Minimum width of clear passageway for sidewalk shall be 4’-0".

Retaining curbs and acquisition of construction easement may be necessary for narrow sidewalks or curb heights in excess of 6".

Across the pedestrian route at curb ramp locations, the gutter pan slope shall not exceed 1" of depth for each 2’-0" of width.

8.

9.

10.

Dist No.

THE STATE OF CALIFORNIA OR ITS OFFICERS

OR AGENTS SHALL NOT BE RESPONSIBLE FOR

COPIES OF THIS PLAN SHEET.

T, SEE NOTE 6

ROUNDED

SIDEWALK

SEE NOTE 9

SEE NOTE 8

JOIN

SIDEWALK

GUTTER GRADE

ROUNDED

T, SEE NOTE 6

BRIDGE SIDEWALK

SLOPE 2% FACE OF CURB

JOIN

CURB FACE

BOTTOM OF CURB

2" OR Var

2" OR Var

2" OR Var

LIP AT BOTTOM OF

DRIVEWAY RAMP,

�" ABOVE

GUTTER GRADE

LIP AT BOTTOM OF

DRIVEWAY RAMP,

�" ABOVE

GUTTER GRADE

"W2"

1�"

2"

1�"

2"

1�"

1�"

2�"

4"

2�"

4"

2"

3�"

1’-1"

1’-9"

03-31-12

6-17-09

NO SCALE

NOTES:

STATE OF CALIFORNIA

DEPARTMENT OF TRANSPORTATION

CURBS AND DRIVEWAYS

A87A

S

T A

N D

A R

D P

L A

N A

A

THE ACCURACY OR COMPLETENESS OF SCANNED

May 20, 2011