Hydraulics Field Manual, Second Edition
By Robert O. Parmley (ed)

Section 7: Culverts and Storm Water

Overview


Figure 7.1: Typical shapes and uses of corrugated conduits. ( Courtesy American Iron and Steel Institute.)

Equiv. Diameter, in.

Span, in.

Rise, in.

Waterway Area, ft 2

Layout Dimensions

B in.

R c in.

R t in.

R b in.

15

17

13

1.1

4 ?

3

8 ?

25 ?

18

21

15

1.6

4 ?

4 ?

10

33 ?

21

24

18

2.2

5 ?

4 ?

11 ?

34 ?

24

28

20

2.9

6

5

14

42

30

35

24

4.5

8 ?

6 ?

17 ?

55 ?

36

42

29

6.5

9

8

21

66 ?

42

49

33

8.9

11 ?

9 ?

25 ?

77

48

57

38

11.6

13

11

28 ?

88

54

64

43

14.7

14 ?

12 ?

32

99

60

71

47

18.1

16

13

35

110

66

77

52

21.9

17 ?

15 ?

39 ?

121

72

83

57

26.0

19

16

43

132

(a)

Equiv. Diameter, in.

Size, in.

Span, in.

Rise, in.

Waterway Area, ft 2

Layout Dimensions

B in.

R c in.

R t in.

R b in.

54

60 46

58

48

15.6

20

18

29 ?

51 ?

60

66 51

65

54

19.3

22

20

32 ?

56

66

73 55

72

58

23.2

25 ?

22 ?

36

63

72

81 59

79

62

27.4

23

20 ?

39

82 ?

78

87 63
Copyright The McGraw-Hill Companies, Inc. 2001 under license agreement with Books24x7
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