StandardDivisionBridge

of this standard to other for

mats or for in

correct results or da

mages resultin

g fro

m its use.

kin

d is

made by Tx

DO

T for any purpose

whatsoever. Tx

DO

T assu

mes no responsibilit

y for the conversio

n

The use of this standard is governed by the "T

exas E

ngin

eerin

g Practic

e

Act".

No

warranty of any

DIS

CL

AI

ME

R:

FILE:

DA

TE:

DN: CK: DW: CK:FILE:

JOB

COUNTY

SECT

DIST

REVISIONS

GAF TxDOT TxDOT GAF

HIGHWAY

SHEET NO.

C TxDOT

CONT

racste01.dgn

February 2010

RAIL MOUNTING DETAILS

RAIL ANCHORAGE CURB

RAC

SHEET 1 OF 2

BOX CULVERT

(CURBS 8" TO 5'-0" TALL ONLY)

9"

Max

8"

Min ~

9"

Max

8"

Min ~

1'-

9"

Min Lap

1'-

6"

Max

Over 2'-

0" to 5'-

0"

Max

1'-

9"

Min Lap

1'-

6"

Max

Over 2'-

0" to 5'-

0"

Max

Same as Curb

Height "C"

anchorage details

standard for rail

See applicable rail

anchorage details

standard for rail

See applicable rail

anchorage details

standard for rail

See applicable rail

anchorage details

standard for rail

See applicable rail

anchorage details

standard for rail

See applicable rail

2'-3" 2'-3" 2'-3" 2'-3"

2'-3" 2'-3"

anchorage details

standard for rail

See applicable rail

Grade

Finished

Grade

Finished

of Culvert

Top Slab

Jt

Const

Jt

Const

of Culvert

Top Slab

Skewed Culvert

Outside Wall of

U & Z

Bars

U & Z do not fit

those areas where Bars

of normal Bars U & Z in

Type 3) installed in lieu

Bars S (S & U in Curb

Grade

Finished

Jt

Const

of Culvert

Top Slab

Bars

H S

pa

Eq S

pa at

2 E

q S

pa

"C"

"C"

U2(#4)

H(#4)

H(#4)

2

Typ

Z (#5)

Typ

"T"

"T"

Bars L

Bars

U2

& Z

2Bars L

1

1

2"

Bars

H S

pa

Eq S

pa at

2 E

q S

pa

"C"

U2(#4)

H(#4)

Typ

2"

"C"

H(#4)

Typ

"C"

H(#4)

Typ

Bars S, U, & Z Spacing as shown in Table

TYPE 3 CURB

SECTION A-A SECTION B-B

Anchorage Curb

H(#4)

1

Typ

Z (#5)

"T"

U1(#4)

Bars L 1

TYPE 2 CURB

SECTION B-BSECTION A-A

TYPE 1 CURB

SECTION A-A SECTION B-B

TYPICAL CURB PLAN

Same as Curb

Height "C"

0.056

0.063

0.083

0.125

0.167

0.250

0.333

0.417

21.5

21.5

29.7

30.6

31.5

44.6

56.8

60.0

REINFORCING SPACING

TABLE OF

"C"

Curb Height

Type

Section

ESTIMATED QUANTITIES

TABLE OF

Type

Section

"C"

Height

Curb

(Lb/LF)

Steel

Reinf

(CY/LF)

Concrete

Class "C"

& Z Spa

Bars S, U,

12"

9"

7"

5"

1

2

3

3

4

1

2

2

2

3

3

3

8"

9"

1'-6"

2'-0"

3'-0"

4'-0"

5'-0"

4

1

2

3

8" to 9"

Over 9" to 2'-0"

Over 2'-0" to 3'-0"

Over 3'-0" to 5'-0"

1'-0"

1

2'-

0"

Over 9" to

Spaced at 6" Max Spaced at 6" Max

Min hook

to provide

Field Bend

(2'-

3"

Max)

Min

2'-0"

2'-0"

2'-0"

2'-0"

2'-0" 2'-0"

BARS L (#6)OPTIONAL

10" 10"

Z Z21

3'-8"

12"

2'-8"

12"

3

8"

"C"

plu

s 3"

2 2BARS Z (#5)BARS U2 (#4)BARS U1 (#4) BARS L (#6) BARS S1 (#5)

5"

6"

Typ

BARS S2 (#5)

6"

Typ

BARS S3 (#5)

1'-

9"

(1'-

9"

Max)

L(#6) 2

L(#6) 2

L(#6) 2

"C"

2'-

0"

Over 9" to

2'-

3"

Curb

Anchorage

A

A

B

B

" Max

21

2

" Min

21

1

" Max

21

2

" Min

21

1

"211 "2

11

"2

14

"2

11

"2

11

"211 "2

11

"2

14

"2

11

"2

11

"211 "2

11

"2

14

"211 "2

11

(4'-

9"

Max)

bar.

Reinforcing bar dimensions shown are out-to-out of

otherwise.

Cover dimensions are clear dimensions, unless noted

"2

12

"2

12

"2

12

on standards T80HT, T80SS and T224 are not required when used with the RAC standard.

(Bars L(#5) on T223 and C223 Rails are not used for this structure). Bars RH(#5) required

Used for curbs from 8" to 9" (Showing "C" = 9"). Showing T223 Rail, other rails similar.

on standards T80HT, T80SS and T224 are not required when used with the RAC standard.

(Bars L(#5) on T223 and C223 Rails are not used for this structure). Bars RH(#5) required

Used for curbs over 9" to 2'-0" (Showing "C" = 2'-0"). Showing T223 Rail, other rails similar.

standards T80HT, T80SS and T224 are not required when used with the RAC standard.

(Bars L(#5) on T223 and C223 Rails are not used for this structure). Bars RH(#5) required on

Used for curbs over 2'-0" to 5'-0" (Showing "C" = 4'-0"). Showing T223 Rail, other rails similar.T80HT, T80SS and T224 are not required when used with the RAC standard.

Rails are not used for this structure). Bars RH(#5) required on standards

Showing typical installation on skewed culvert. (Bars L(#5) on T223 and C223

Z1(#5)

Bars Z1 in overhang)

S1(#5) (replaces

skewed corner)

curb overhang at

Bars U1 & Z1 in

S2(#5) (replaces

Bars S

3

w/

U2

skewed corner)

overhang at

Bars Z2 in curb

S3(#5) (replaces

Height,"C".

interpolated for intermediate values of Curb

The values for each section type in table can be

only. Quantities are per Linear Foot of curb length.

Quantities shown are for Contractor's information

Box Culverts with 3'-0" closure pours.

Optional Bars L are to be used only for Precast

Tilt Bars L hook as necessary to maintain cover.

SCP-MD Standard for additional details.

Precast Boxes with slabs less than 7" thick, see

"T" is equal to the culvert top slab thickness. For

11" "C

" min

us 3"

GENERAL NOTES:

CONSTRUCTION NOTES:

MATERIAL NOTES:

03-16: Notes.

07-12: Width.

T101 Anchor PL.

05-11: Type 3 Curb, Sect B-B, Gen Notes,

greater than those shown will require special design.

5'-0" tall only. Curb heights that are less than or

These details are for use with curbs that are 8" to

Culvert for payment.

This anchorage curb is considered part of the Box

speed restrictions, notes and details not shown.

See appropriate rail standard for approved design

strength for use with all standard rail types.

The rail anchorage curb details have sufficient

Specifications.

Designed according to AASHTO LRFD Bridge Design

Class "C" (HPC) concrete if shown elsewhere in the plans.

Provide Class "C" concrete (f'c=3,600 psi). Provide

Provide Grade 60 reinforcing steel.

flush with the finished grade.

For vehicle safety, the top of the curb must be

culvert standard sheets.

culvert curb reinforcing bars K and H shown on the

When using this anchorage curb, omit normal

"C"

min

us 3"

2'-

3"

StandardDivisionBridge

of this standard to other for

mats or for in

correct results or da

mages resultin

g fro

m its use.

kin

d is

made by Tx

DO

T for any purpose

whatsoever. Tx

DO

T assu

mes no responsibilit

y for the conversio

n

The use of this standard is governed by the "T

exas E

ngin

eerin

g Practic

e

Act".

No

warranty of any

DIS

CL

AI

ME

R:

FILE:

DA

TE:

DN: CK: DW: CK:FILE:

JOB

COUNTY

SECT

DIST

REVISIONS

GAF TxDOT TxDOT GAF

HIGHWAY

SHEET NO.

C TxDOT

CONT

racste01.dgn

February 2010

RAIL MOUNTING DETAILS

RAIL ANCHORAGE CURB

RAC

SHEET 2 OF 2

BOX CULVERT

(CURBS 8" TO 5'-0" TALL ONLY)

See culvert wingwall standard for bars and details not shown.

not shown for clarity

Curb reinforcing and footings

culvert curb.

Anchorage Curb similar to that shown for a normal

PW standard sheet, must extend 1'-6" into the

Bars G (#5), as identified on the PARALLEL WINGS

Grade

Finished

Footing

Wing

Reinforcing

Normal Wing

top of Curb

Flush with

Skewed Culvert

Outside Wall of

Culvert

of Square

Outside Wall

(Typ)

Bars G

Wingwall

Curb

Anchorage

on wingwalls

anchorage details

standard for rail

See applicable rail

(Typ)

Const Jt

Permiss

1'-0"

Parallel

Win

g

TYPICAL CURB PLANSECTION C-C

5

5

INSTALLATION AT PARALLEL CULVERT WINGWALLS

C

C

03-16: Notes.

07-12: Width.

T101 Anchor PL.

05-11: Type 3 Curb, Sect B-B, Gen Notes,