North Carolina Storm Water - Amazon S3€¦ · TITLE 12-05-18 DATE Precast 2'-2" x 3'-0" Standard Catch Basin NCDOT 840.02 North Carolina Drainage Inlets 20181205TED02 Isometric View

North Carolina Storm Water

PCNCDOT2019A

North Carolina Drainage Inlets & Endwalls

Use

Precast drainage inlets are typically used for storm drain systems in lieu of built in place

inlets.

Sizes

Precast drainage inlets are available in many sizes from small area drains to large inlets or

combination inlet / junction boxes, both in rectangular designs as well as circular structures

with diameters of 36 inch through 144 inch.

Application

Precast drainage inlets may be used for the following:

Yard Inlets

Curb Inlets

Catch Basins

Traffic areas

Parking lots

Median inlets

Joints

The following joints may be available for precast drainage inlets:

pre-formed mastic or butyl gasket

Mortar joints

Applicable Specifications

The following specifications apply to North Carolina precast drainage inlets:

ASTM C478 / AASHTO M199 - Precast Reinforced Concrete Manhole Sections

ASTM C 913 - Precast Concrete Water and Wastewater Structures

ASTM C990 - Joints for Concrete Pipe, Manholes, and Precast Box Sections Using Preformed

Flexible Joint Sealants

North Carolina Department of Transportation standards and specifications

TITLE

12-05-18

DATE

Precast 2'-2" x 3'-0" Standard Catch Basin

NCDOT 840.02

North Carolina Drainage Inlets

20181205TED02

Isometric View

Notes

1) Design Specifications per current ASTM C913 standards for "Precast Concrete Water and Wastewater Structures".

2) Concrete compressive strength 4,000 psi minimum.

3) Steel reinforcing design to conform to the requirements of ASTM C890 and shall utilize grade 60 re-bar conforming to the

requirements of ASTM A615 or WWR conforming to the requirements of ASTM A185 or both.

4) Additional reinforcing at opening.

5) Designed for H-20-44 loading.

6) Steps provided @ 12" spacing, aligned vertically for structures over 3'-6" in depth.

7) Contractor to adjust to grade as required per NCDOT specifications.

8) Pipe to be installed by contractor as per NCDOT specifications for grout joint connections.

9) Frame, grate and hood to be as per NCDOT standards 840.03, supplied by CP&P or customer, installed by contractor.

10) Joints to be sealed with preformed butyl rubber joint sealant conforming to the requirements of ASTM C990,

or mortar as per NCDOT requirements.

Standard Dimensions

Pipe ID D (RCP) D (DIP) D (CMP

H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

3

'

-

0

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(

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(9)

(6)

(10)

(8)

6

"

TITLE

12-03-18

DATE

Precast 2'-2" x 3'-0" x 2'-9" Catch Basin-Knockout

Box with Corner Opening NCDOT 840.45


20181203TED03

Isometric View

Notes

1) This design is intended for precast structures produced by CP&P only, not

for cast-in-place construction.


3) Steel reinforcing design conforms to ASTM A706 or A615, grade 60 rebar

or WWR conforming to the requirements of ASTM A1064, grade 65

minimum. Cover Cc of 1

1

2" minimum unless otherwise noted.

4) Opening 8" maximum larger than pipe outside diameter. Additional

reinforcement around opening.

5) For use with pipe skewed 0 to 45 degrees. Opening to be adjusted

accordingly.

6) Contractor to consult VDOT EW-1APC standards for installation details.

7) All exposed 90° edges chamfered

3

4 inch.

8) Length and reinforcement may be increased as necessary for handling

considerations.

Notes

1) This design is intended for precast structures produced by CP&P only, not for cast-in-place construction.


3) Steel reinforcing design conforms to ASTM A706 or A615, grade 60 rebar or WWR conforming to the requirements of

ASTM A1064, grade 65 minimum.

4) All exposed edges to be chamfered.

Notes







6) Steps provided @ 12" spacing, aligned vertically for structures over 3'-6" in depth. Knockout base typically without steps.






11) Corner Opening Left side shown, right side opposite.

Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

(6)

(10)

(8)

26"Ø Corner Opg

V

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3

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(

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M

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3

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6

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6

"

2

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9

"

B

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6

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M

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6

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3

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2

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(

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TITLE

12-03-18

DATE

Precast 2'-2" x 3'-0" x 2'-9"

Catch Basin-Knockout Box NCDOT 840.45


20181203TED02

Isometric View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes






Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

4

'

-

0

"

(

O

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)

3

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-

0

"

(

I

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(9)

(10)

(6)

(8)

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6

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6

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TITLE

12-03-18

DATE

Precast 2'-2" x 3'-0" x 3'-8"



20181203TED04

Isometric View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes






Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

(6)

(10)

V

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1

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6

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6

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(8)

6

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3

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2

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(

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TITLE

12-03-18

DATE

Precast 2'-2" x 3'-0" x 5'-0"



20181203TED05

Isometric View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes






Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

(6)

(10)

(8)

V

a

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1

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3

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TITLE

12-05-18

DATE

Precast 3'-0" x 3'-0"/2'-2" x 3'-0" Standard

Catch Basin NCDOT 840.02


20181205TED03

Isometric View

Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

(10)

(6)

(8)

Reducer/Adapter

8

"

4

'

-

0

"

(

O

D

)

3

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0

"

(

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4

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(

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3

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(

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6

"

V

a

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2

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t

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5

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6

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6

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4

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(

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3

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3

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TITLE

12-06-18

DATE

Precast 3'-0" x 5'-0" Open Throat



20181206TED02

Isometric View

Notes










9) Ring and cover to be as per NCDOT standards 840.54, supplied by CP&P or customer, installed by contractor.



Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

Flattop

As Required

As Required

(7)

Flattop

As Required

(6)

(10)

(8)

4

'

-

0

"

(

O

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3

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(

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5

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(

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6

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(

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6

"

6

"

V

a

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2

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t

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5

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1

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t

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5

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R

i

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8

"

6

1

2

"

8

"

6

1

2

"

6

"

Open Throat

As Required

6

'

-

0

"

4

'

-

0

"

TITLE

12-05-18

DATE




20181205TED04

Isometric View

Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

3

'

-

2

"

(

O

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)2

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2

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(

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4

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(

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3

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(

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8

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5

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(

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4

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(

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5

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4

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(

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6

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6

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2

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B

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Reducer/Adapter

(9)

(6)

(8)

(10)

6

"

V

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1

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TITLE

12-05-18

DATE




20181205TED05

Isometric View

Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(9)

(6)

Reducer/Adapter

(10)

(8)

3

'

-

2

"

(

O

D

)2

'

-

2

"

(

I

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)

4

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0

"

(

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3

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0

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(

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8

"

6

"

6

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0

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(

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5

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0

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(

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6

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(

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5

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(

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6

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6

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TITLE

12-10-18

DATE

Precast 5'-0" x 5'-0"/ 3'-0" x 5'-0" Open

Throat Catch Basin NCDOT 840.04


20181210TED01

Isometric View

Notes










9) Ring and Cover to be as per NCDOT standards 840.54, supplied by CP&P or customer, installed by contractor.



Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

Flattop

As Required

(9)

(7)

As Required

Flattop

As Required

(6)

(8)

(10)

Reducer/Adapter

6

"

6

"

V

a

r

i

e

s

2

'

-

0

"

t

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6

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3

6

"

O

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g

6

0

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8

"

6

1

2

"

6

1

2

"

8

"

Open Throat

As Required

V

a

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s

1

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5

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6

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6

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(

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5

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(

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8

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6

"

6

'

-

0

"

4

'

-

0

"

TITLE

12-06-18

DATE




20181206TED01

Isometric View

Notes













Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

4

'

-

0

"

(

O

D

)

3

'

-

2

"

(

O

D

)2

'

-

2

"

(

I

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)

3

'

-

0

"

(

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1

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h

u

r

5

'

-

0

"

R

i

s

e

r

8

"

6

"

6

"

V

a

r

i

e

s

2

'

-

0

"

t

h

r

u

7

'

-

0

"

B

a

s

e

6

'

-

0

"

(

I

D

)

7

'

-

0

"

(

O

D

)

6

'

-

0

"

(

I

D

)

7

'

-

0

"

(

O

D

)

(9)

(6)

Reducer/Adapter

(10)

(8)

6

"

3

6

"

O

p

g

2

4

"

O

p

g

TITLE

12-10-18

DATE

Precast 6'-0" x 6'-0"/ 3'-0" x 5'-0" Open

Throat Catch Basin NCDOT 840.04


20181210TED02

Isometric View

Notes










9) Ring and Cover to be as per NCDOT standards 840.54, supplied by CP&P or customer, installed by contractor.



Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

6

"

6

"

V

a

r

i

e

s

2

'

-

0

"

t

h

r

u

7

'

-

0

"

B

a

s

e

7

'

-

0

"

(

O

D

)

6

'

-

0

"

(

I

D

)

6

'

-

0

"

(

I

D

)

7

'

-

0

"

(

O

D

)

3

6

"

O

p

g

6

0

"

O

p

g

8

"

V

a

r

i

e

s

1

'

-

0

"

t

h

u

r

5

'

-

0

"

R

i

s

e

r

8

"

6

1

2

"

8

"

6

1

2

"

(8)

(10)

Reducer/Adapter

Flattop

As Required

As Required

(7)

(9)

Flattop

As Required

(6)

6

"

Open Throat

As Required

6

'

-

0

"

4

'

-

0

"

TITLE

11-20-18

DATE

Precast Cross & Parallel Pipe End Section

NCDOT 310.02/03

North Carolina End Sections/Endwalls

20181120TED03

Section View

Isometric View

Notes

1) Endwall to be placed at the end of underdrain outlet and installed

perpendicular to roadway and flush with slope.



or WWR conforming to the requirements of ASTM A1064, grade 65 minimum.

4) Endwall accepts rigid nonperforated, smooth-bore pipe, 70 psi tested conforming

to the requirements of ASTM D2412.

5) The expanded steel mesh extends a minimum of 1" above the pipe OD.

6) The slot is for expanded steel mesh that allows easy removal for cleanout purposes.

7) Expanded steel mesh (rodent screen) to be galvanized with openings approximately

1

2" x 1" and weighs approximately 0.82 lbs psf conformimg to the requirements of

ASTM A123.

Plan View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes






Parallel Pipe End Section

Slope Pipe ID Pipe OD

L

6:1 15'' 24" 9'-4"

6:1 18" 26" 9'-4"

L 8"

6"

4"

5"

6" Max

(4)

Pipe

OD

Pipe

ID

3" Min

3" Min

Cross Pipe End Section


L

4:1 15'' 24" 6'-6"

4:1 18" 26" 6'-6"

Slope

TITLE

11-20-18

DATE

Precast Endwall for 12"Ø to 48"Ø Double

Circular Pipe NCDOT 838.01


20181120TED02

Isometric View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes






L

B

A

A

9

"

H

D

D

M

Standard Dimensions


H B L M A

12'' 20" 16" 18" 4'-0" 2'-0" 8'-2" 2'-2" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 8'-2" 2'-2" 8"

18" 26" 22" 24" 4'-0" 2'-0" 8'-7" 2'-7" 8"

24" 32" 28" 30" 4'-0" 2'-0" 11'-5" 3'-5" 8"

30" 42" 36" 36" 5'-0" 2'-6" 13'-3" 4'-3" 8"

36" 48" 42" 42" 5'-4" 2'-8" 16'-0" 5'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 18'-5" 5'-10" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 21'-0" 6'-8" 10"

(4)

TITLE

11-20-18

DATE

Precast Endwall for 12"Ø to 48"Ø Single

Circular Pipe NCDOT 838.01


20181120TED01

Isometric View

Notes






Notes







1





accordingly.



3

4 inch.


considerations.

Standard Dimensions


H B L A

12'' 20" 16" 18" 4'-0" 2'-0" 6'-0" 8"

15" 26"

N/A

20" 4'-0" 2'-0" 6'-0" 8"

18" 26" 22" 24" 4'-0" 2'-0" 6'-0" 8"

24" 32" 28" 30" 4'-0" 2'-0" 8'-0" 8"

30" 42" 36" 36" 5'-0" 2'-6" 9'-0" 8"

36" 48" 42" 42" 5'-4" 2'-8" 11'-0" 10"

42" 54"

N/A

48" 6'-0" 3'-0" 12'-8" 10"

48" 62"

N/A

54" 6'-8" 3'-4" 14'-4" 10"

L

B

H

D

A

9

"

(4)

TITLE

11-21-18

DATE

Precast Underdrain Pipe Splash Pad for 4"Ø

Pipe NCDOT 816.01


20181121TED01

Section View

Isometric View

Notes











1


ASTM A123.

Plan View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes








L

6:1 15'' 24" 9'-4"

6:1 18" 26" 9'-4"



L

4:1 15'' 24" 6'-6"

4:1 18" 26" 6'-6"

2'-6"

2'-4"

4

3

4

"

10"

14"

4"

2"

4"Ø

2

5

8

"

4"

6"

(4)

TITLE

11-21-18

DATE

Precast Underdrain Pipe Splash Pad for 6"Ø

Pipe NCDOT 816.01


20181121TED02

Section View

Isometric View

Notes











1


ASTM A123.

Plan View

Notes







1





accordingly.



3

4 inch.


considerations.

Notes








L

6:1 15'' 24" 9'-4"

6:1 18" 26" 9'-4"



L

4:1 15'' 24" 6'-6"

4:1 18" 26" 6'-6"

2'-6"

2'-4" 6

3

4

"10"

17"

4"

2"

6"Ø

2

5

8

"

7"

6"

(4)

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Documents

North Carolina Storm Water - Amazon S3€¦ · TITLE 12-05-18 DATE Precast 2'-2" x 3'-0" Standard Catch Basin NCDOT 840.02 North Carolina Drainage Inlets 20181205TED02 Isometric View