1

0" Min to 5'-0" Max. Estimated curb heights are shown elsewhere in the plans. For
structures with pedestrian rail or curbs taller than 1'-0", refer to the Extended Curb
Details (ECD) standard sheet. For structures with T631 or T631LS bridge rail, refer
to the Mounting Details for T631 & T631LS Rails (T631-CM) standard sheet. Refer
to the Rail Anchorage Curb (RAC) standard sheet for structures with bridge rail other
than T631 or T631LS.

Length of box 2
For vehicle safety, the following requirements must be met:
4 · For structures without bridge rail, construct curbs no more than 3" above
finished grade.
Bars F2 Bars F2 · For structures with bridge rail, construct curbs flush with finished grade.
(Top & bottom) Bars C Bars K 3
U S U Reduce curb heights, if necessary, to meet the above requirements. No changes will
be made in quantities and no additional compensation will be allowed for this work.
Bars F2 ~ Equal Spacing (Typ)
kind is m ade by TxDOT for any purpose whatsoever. TxDOT assum es no responsibility for the conversion

3
For curbs less than 1'-0" high, tilt Bars K or reduce bar height as necessary to

U
Permissible
Bars D
. No warranty of any

Bars M maintain cover. For curbs less than 3" high, Bars K may be omitted.
construction F2 E F2
joint (Typ) 4
Bars H

S
1'-0" typical. 2'-3" when the Rail Anchorage Curb (RAC) standard sheet is referred
Bars B
T

to elsewhere in the plans.

of this standard to other form ats or for incorrect results or dam ages resulting from its use.

(Top) Bars Z

U
0" or 1"

Bars E

Typ)
B F1 F1

4"
(Bottom)
Typ)
8"

(
6" B Bars F2
(
Texas Engineering Practice Act"

M (Typ) Bars F2
C

S
1
Z The Contractor may replace Bars B, C, D, E, F1, F2, M, Y, and/or Z with deformed
1 2"
Bars Y welded wire reinforcement (WWR) meeting the requirements of ASTM A1064. The
(Typ)
H

F2

U
1
area of required reinforcement may be reduced by the ratio of 60 ksi / 70 ksi.
1 2"
Spacing of WWR is limited to 4" Min and 18" Max. When required, provide lap splices
(Typ) in the WWR of the same length required for the equivalent bar size, rounded up for
Bars E wire sizes between conventional bar sizes. The lap length required for WWR is
F2 6" Bars F2
(Top) never less than the lap length required for uncoated #4 bars.
Typ)

(Typ)
8"
Typ)
4"

Bars B

S
(

Y Construction joint (Typ) Example conversion: Replacing No. 6 Gr 60 at 6" Spacing with WWR
(Bottom)
(

F2 B F2 Required WWR = (0.44 sq. in. per 0.5 ft.) x (60 ksi / 70 ksi) = 0.755 sq. in. per ft.
Bars M If D30.6 wire is used to meet the 0.755 sq. in. per ft. requirement in this example,

U
Bars C
The use of this standard is governed by the "

the required spacing = (0.306 sq. in.) / (0.755 sq. in. per ft.) x (12 in. per ft.) = 4.86"
T

Max spacing. Required lap length for the provided D30.6 wire is 2'-1" (the same
minimum lap length required for uncoated #5 bars, as listed under MATERIAL NOTES).
E E
Bars D Bars F2 Bars F1 (Bottom)
D

BOTTOM SLAB TOP SLAB

TYPICAL SECTION PART PLANS CONSTRUCTION NOTES:

Do not use permanent forms.
Chamfer the bottom edge of the top slab 3" at the entrance.
Optionally, raise construction joints shown at the flow line by a maximum of 6". If
this option is taken, Bars M may be cut off or raised, Bars C and D may be reversed,
and Bars Y and Z may be reversed.
DISCLAIM ER:

MATERIAL NOTES:
Provide Grade 60 reinforcing steel.
Provide galvanized reinforcing steel if required elsewhere in the plans.

4
TABLE OF Provide Class C concrete (f'c = 3,600 psi) for culvert barrel and curb, with the
following exceptions: provide Class S concrete (f'c = 4,000 psi) for top slabs of:
BAR DIMENSIONS · culverts with overlay,
Typ)
2"

Finished grade
2 · culverts with 1-to-2 course surface treatment, or
1

(roadway slope)
M ax

H "X" "Y" · culverts with the top slab as the final riding surface.
3"
1

1 1 Provide bar laps, where required, as follows:

2'-0" 2'-7 2" 4'-1"
usual)

· Uncoated or galvanized ~ #4 = 1'-8" Min

-0"

1
3'-0" 3'-7 2" 4'-1" · Uncoated or galvanized ~ #5 = 2'-1" Min
1'

K 3 1 · Uncoated or galvanized ~ #6 = 2'-6" Min

4'-0" 4'-7 2" 4'-1"
(

H 1
5'-0" 5'-7 2" 4'-1" GENERAL NOTES:
3" chamfer
1 Designed according to AASHTO LRFD Bridge Design Specifications for the range of
(See CONSTRUCTION 6'-0" 6'-7 2" 4'-1"
fill heights shown.
NOTES.)
See the Multiple Box Culverts Cast-In-Place Miscellaneous Detail (MC-MD) standard
sheet for details pertaining to skewed ends, angle sections, and lengthening.
SECTION THRU CURB
Cover dimensions are clear dimensions, unless noted otherwise.
Reinforcing bar dimensions shown are out-to-out of bar.

HL93 LOADING SHEET 1 OF 2

"Y" Bridge
9" 5" Division
Standard
X"

4"
-8"

3
"

3" MULTIPLE BOX CULVERTS

4"
2"
2'
X"

1
1
CAST-IN-PLACE
"

-3"

-4
-2

4"

1'
1'
2'

"Y"
4" 6'-0" SPAN
0' TO 16' FILL
BARS C BARS D BARS Z BARS Y BARS K (#4)
(Spa = 1'-0" Max)
(Length = 4'-2")
MC-6-16
FILE: mc616ste-20.dgn DN: TBE CK: BMP DW:TxDOT CK: TxDOT

C TxDOT February 2020 CONT SECT JOB HIGHWAY

REVISIONS
DATE:
FILE:

DIST COUNTY SHEET NO.

 NUM BER O F SPANS
BILLS OF REINFORCING STEEL (For Box Length = 40 feet) QUANTITIES
SECTION
DIMENSIONS
Bars H Per Foot
Bars B Bars C & D Bars E Bars F1 ~ #4 Bars F2 ~ #4 Bars M ~ #4 Bars Y & Z ~ #4 Bars K Curb Total
4 ~ #4 of Barrel

Size

Size

Size
Spa

Spa

Spa

Spa

Spa

Spa

Spa
Bars C Bars D Bars Y Bars Z
Conc Renf Conc Renf Conc Renf
S H T U No. Length Wt No. No. Length Wt No. Length Wt No. Length Wt No. Length Wt No. Length Wt No. Wt
(CY) (Lb) (CY) (Lb) (CY) (Lb)
Length Wt Length Wt Length Wt Length Wt

2 6'- 0" 2'- 0" 9" 7" 108 #6 9'' 13'- 6'' 2,190 108 #5 9'' 6'- 8'' 751 6'- 9'' 760 108 #6 9'' 10'- 2'' 1,649 10 18'' 39'- 9'' 266 44 18'' 39'- 9'' 1,168 108 9'' 2'- 0'' 144 54 9'' 4'- 9'' 171 5'- 5'' 195 13'- 6'' 36 30 84 0.894 182.4 1.0 120 36.8 7,414

3 6'- 0" 2'- 0" 9" 7" 108 #6 9'' 20'- 1'' 3,258 108 #5 9'' 6'- 8'' 751 6'- 9'' 760 108 #6 9'' 16'- 9'' 2,717 15 18'' 39'- 9'' 398 63 18'' 39'- 9'' 1,673 108 9'' 2'- 0'' 144 108 9'' 4'- 9'' 343 5'- 5'' 391 20'- 1'' 54 44 122 1.302 260.9 1.5 176 53.6 10,611

4 6'- 0" 2'- 0" 9" 7" 108 #6 9'' 26'- 8'' 4,326 108 #5 9'' 6'- 8'' 751 6'- 9'' 760 108 #6 9'' 23'- 4'' 3,785 20 18'' 39'- 9'' 531 82 18'' 39'- 9'' 2,177 108 9'' 2'- 0'' 144 162 9'' 4'- 9'' 514 5'- 5'' 586 26'- 8'' 71 56 156 1.711 339.4 2.0 227 70.4 13,801
kind is m ade by TxDOT for any purpose whatsoever. TxDOT assum es no responsibility for the conversion

5 6'- 0" 2'- 0" 9" 7" 108 #6 9'' 33'- 3'' 5,394 108 #5 9'' 6'- 8'' 751 6'- 9'' 760 108 #6 9'' 29'- 11''4,853 25 18'' 39'- 9'' 664 101 18'' 39'- 9'' 2,682 108 9'' 2'- 0'' 144 216 9'' 4'- 9'' 685 5'- 5'' 782 33'- 3'' 89 70 195 2.120 417.9 2.5 284 87.3 16,999
. No warranty of any

6 6'- 0" 2'- 0" 9" 7" 108 #6 9'' 39'- 10'' 6,462 108 #5 9'' 6'- 8'' 751 6'- 9'' 760 108 #6 9'' 36'- 6'' 5,921 30 18'' 39'- 9'' 797 120 18'' 39'- 9'' 3,186 108 9'' 2'- 0'' 144 270 9'' 4'- 9'' 857 5'- 5'' 977 39'- 10'' 106 82 228 2.529 496.4 3.0 334 104.1 20,189

2 6'- 0" 3'- 0" 9" 7" 108 #6 9'' 13'- 6'' 2,190 108 #5 9'' 7'- 8'' 864 6'- 9'' 760 108 #6 9'' 10'- 2'' 1,649 10 18'' 39'- 9'' 266 50 18'' 39'- 9'' 1,328 108 9'' 3'- 0'' 216 54 9'' 4'- 9'' 171 7'- 5'' 268 13'- 6'' 36 30 84 0.958 192.8 1.0 120 39.3 7,832
of this standard to other form ats or for incorrect results or dam ages resulting from its use.

3 6'- 0" 3'- 0" 9" 7" 108 #6 9'' 20'- 1'' 3,258 108 #5 9'' 7'- 8'' 864 6'- 9'' 760 108 #6 9'' 16'- 9'' 2,717 15 18'' 39'- 9'' 398 71 18'' 39'- 9'' 1,885 108 9'' 3'- 0'' 216 108 9'' 4'- 9'' 343 7'- 5'' 535 20'- 1'' 54 44 122 1.389 274.4 1.5 176 57.1 11,152

4 6'- 0" 3'- 0" 9" 7" 108 #6 9'' 26'- 8'' 4,326 108 #5 9'' 7'- 8'' 864 6'- 9'' 760 108 #6 9'' 23'- 4'' 3,785 20 18'' 39'- 9'' 531 92 18'' 39'- 9'' 2,443 108 9'' 3'- 0'' 216 162 9'' 4'- 9'' 514 7'- 5'' 803 26'- 8'' 71 56 156 1.819 356.1 2.0 227 74.7 14,469

5 6'- 0" 3'- 0" 9" 7" 108 #6 9'' 33'- 3'' 5,394 108 #5 9'' 7'- 8'' 864 6'- 9'' 760 108 #6 9'' 29'- 11''4,853 25 18'' 39'- 9'' 664 113 18'' 39'- 9'' 3,000 108 9'' 3'- 0'' 216 216 9'' 4'- 9'' 685 7'- 5'' 1,070 33'- 3'' 89 70 195 2.250 437.7 2.5 284 92.5 17,790

6 6'- 0" 3'- 0" 9" 7" 108 #6 9'' 39'- 10'' 6,462 108 #5 9'' 7'- 8'' 864 6'- 9'' 760 108 #6 9'' 36'- 6'' 5,921 30 18'' 39'- 9'' 797 134 18'' 39'- 9'' 3,558 108 9'' 3'- 0'' 216 270 9'' 4'- 9'' 857 7'- 5'' 1,338 39'- 10'' 106 82 228 2.681 519.3 3.0 334 110.2 21,107
Texas Engineering Practice Act"

2 6'- 0" 4'- 0" 9" 7" 108 #6 9'' 13'- 6'' 2,190 108 #5 9'' 8'- 8'' 976 6'- 9'' 760 108 #6 9'' 10'- 2'' 1,649 10 18'' 39'- 9'' 266 50 18'' 39'- 9'' 1,328 108 9'' 4'- 0'' 289 54 9'' 4'- 9'' 171 9'- 5'' 340 13'- 6'' 36 30 84 1.023 199.2 1.0 120 41.9 8,089

3 6'- 0" 4'- 0" 9" 7" 108 #6 9'' 20'- 1'' 3,258 108 #5 9'' 8'- 8'' 976 6'- 9'' 760 108 #6 9'' 16'- 9'' 2,717 15 18'' 39'- 9'' 398 71 18'' 39'- 9'' 1,885 108 9'' 4'- 0'' 289 108 9'' 4'- 9'' 343 9'- 5'' 679 20'- 1'' 54 44 122 1.475 282.6 1.5 176 60.5 11,481

4 6'- 0" 4'- 0" 9" 7" 108 #6 9'' 26'- 8'' 4,326 108 #5 9'' 8'- 8'' 976 6'- 9'' 760 108 #6 9'' 23'- 4'' 3,785 20 18'' 39'- 9'' 531 92 18'' 39'- 9'' 2,443 108 9'' 4'- 0'' 289 162 9'' 4'- 9'' 514 9'- 5'' 1,019 26'- 8'' 71 56 156 1.927 366.1 2.0 227 79.1 14,870

5 6'- 0" 4'- 0" 9" 7" 108 #6 9'' 33'- 3'' 5,394 108 #5 9'' 8'- 8'' 976 6'- 9'' 760 108 #6 9'' 29'- 11''4,853 25 18'' 39'- 9'' 664 113 18'' 39'- 9'' 3,000 108 9'' 4'- 0'' 289 216 9'' 4'- 9'' 685 9'- 5'' 1,359 33'- 3'' 89 70 195 2.380 449.5 2.5 284 97.7 18,264

6 6'- 0" 4'- 0" 9" 7" 108 #6 9'' 39'- 10'' 6,462 108 #5 9'' 8'- 8'' 976 6'- 9'' 760 108 #6 9'' 36'- 6'' 5,921 30 18'' 39'- 9'' 797 134 18'' 39'- 9'' 3,558 108 9'' 4'- 0'' 289 270 9'' 4'- 9'' 857 9'- 5'' 1,698 39'- 10'' 106 82 228 2.832 533.0 3.0 334 116.2 21,652

2 6'- 0" 5'- 0" 9" 7" 108 #6 9'' 13'- 6'' 2,190 108 #5 9'' 9'- 8'' 1,089 6'- 9'' 760 108 #6 9'' 10'- 2'' 1,649 10 18'' 39'- 9'' 266 56 18'' 39'- 9'' 1,487 108 9'' 5'- 0'' 361 54 9'' 4'- 9'' 171 11'- 5'' 412 13'- 6'' 36 30 84 1.088 209.6 1.0 120 44.5 8,505

3 6'- 0" 5'- 0" 9" 7" 108 #6 9'' 20'- 1'' 3,258 108 #5 9'' 9'- 8'' 1,089 6'- 9'' 760 108 #6 9'' 16'- 9'' 2,717 15 18'' 39'- 9'' 398 79 18'' 39'- 9'' 2,098 108 9'' 5'- 0'' 361 108 9'' 4'- 9'' 343 11'- 5'' 824 20'- 1'' 54 44 122 1.562 296.2 1.5 176 64.0 12,024

4 6'- 0" 5'- 0" 9" 7" 108 #6 9'' 26'- 8'' 4,326 108 #5 9'' 9'- 8'' 1,089 6'- 9'' 760 108 #6 9'' 23'- 4'' 3,785 20 18'' 39'- 9'' 531 102 18'' 39'- 9'' 2,708 108 9'' 5'- 0'' 361 162 9'' 4'- 9'' 514 11'- 5'' 1,235 26'- 8'' 71 56 156 2.035 382.7 2.0 227 83.4 15,536
The use of this standard is governed by the "

5 6'- 0" 5'- 0" 9" 7" 108 #6 9'' 33'- 3'' 5,394 108 #5 9'' 9'- 8'' 1,089 6'- 9'' 760 108 #6 9'' 29'- 11''4,853 25 18'' 39'- 9'' 664 125 18'' 39'- 9'' 3,319 108 9'' 5'- 0'' 361 216 9'' 4'- 9'' 685 11'- 5'' 1,647 33'- 3'' 89 70 195 2.509 469.3 2.5 284 102.8 19,056

6 6'- 0" 5'- 0" 9" 7" 108 #6 9'' 39'- 10'' 6,462 108 #5 9'' 9'- 8'' 1,089 6'- 9'' 760 108 #6 9'' 36'- 6'' 5,921 30 18'' 39'- 9'' 797 148 18'' 39'- 9'' 3,930 108 9'' 5'- 0'' 361 270 9'' 4'- 9'' 857 11'- 5'' 2,059 39'- 10'' 106 82 228 2.983 555.9 3.0 334 122.3 22,570

2 6'- 0" 6'- 0" 9" 7" 108 #6 9'' 13'- 6'' 2,190 108 #5 9'' 10'- 8'' 1,202 6'- 9'' 760 108 #6 9'' 10'- 2'' 1,649 10 18'' 39'- 9'' 266 62 18'' 39'- 9'' 1,646 108 9'' 6'- 0'' 433 54 9'' 4'- 9'' 171 13'- 5'' 484 13'- 6'' 36 30 84 1.153 220.0 1.0 120 47.1 8,921

3 6'- 0" 6'- 0" 9" 7" 108 #6 9'' 20'- 1'' 3,258 108 #5 9'' 10'- 8'' 1,202 6'- 9'' 760 108 #6 9'' 16'- 9'' 2,717 15 18'' 39'- 9'' 398 87 18'' 39'- 9'' 2,310 108 9'' 6'- 0'' 433 108 9'' 4'- 9'' 343 13'- 5'' 968 20'- 1'' 54 44 122 1.648 309.7 1.5 176 67.4 12,565

4 6'- 0" 6'- 0" 9" 7" 108 #6 9'' 26'- 8'' 4,326 108 #5 9'' 10'- 8'' 1,202 6'- 9'' 760 108 #6 9'' 23'- 4'' 3,785 20 18'' 39'- 9'' 531 112 18'' 39'- 9'' 2,974 108 9'' 6'- 0'' 433 162 9'' 4'- 9'' 514 13'- 5'' 1,452 26'- 8'' 71 56 156 2.144 399.4 2.0 227 87.7 16,204

5 6'- 0" 6'- 0" 9" 7" 108 #6 9'' 33'- 3'' 5,394 108 #5 9'' 10'- 8'' 1,202 6'- 9'' 760 108 #6 9'' 29'- 11''4,853 25 18'' 39'- 9'' 664 137 18'' 39'- 9'' 3,638 108 9'' 6'- 0'' 433 216 9'' 4'- 9'' 685 13'- 5'' 1,936 33'- 3'' 89 70 195 2.639 489.1 2.5 284 108.0 19,849

6 6'- 0" 6'- 0" 9" 7" 108 #6 9'' 39'- 10'' 6,462 108 #5 9'' 10'- 8'' 1,202 6'- 9'' 760 108 #6 9'' 36'- 6'' 5,921 30 18'' 39'- 9'' 797 162 18'' 39'- 9'' 4,302 108 9'' 6'- 0'' 433 270 9'' 4'- 9'' 857 13'- 5'' 2,420 39'- 10'' 106 82 228 3.134 578.9 3.0 334 128.3 23,488
DISCLAIM ER:

HL93 LOADING SHEET 2 OF 2

Bridge
Division
Standard

MULTIPLE BOX CULVERTS

CAST-IN-PLACE
6'-0" SPAN
0' TO 16' FILL

MC-6-16
FILE: mc616ste-20.dgn DN: TBE CK: BMP DW:TxDOT CK: TxDOT

C TxDOT February 2020 CONT SECT JOB HIGHWAY

REVISIONS
DATE:
FILE:

DIST COUNTY SHEET NO.