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Reinforced Concrete Sewer Pipe

ASTM C76 Reinforced Concrete Sewer Pipe Dimensions and Weights

ASTM C76– Reinforced Round Concrete Culvert, Storm Drain, and Sewer Pipe for Nonpressure (Gravity Flow) Applications

Nominal size
(internal diameter)
Minimum wall thickness and maximum ASTM C76 D0.01-load rating
in and (lbf/ft2)
in
mm
wall Aa
wall Ba
wall Ca
8b
200
-
2.0
-
10b
250
-
2.0
-
12
300
1.75 (2000)
2.0 (3000)
2.75 (3000)
15
375
1.875 (2000)
2.25 (3000)
3.0 (3000)
18
450
2.0 (2000)
2.5 (3000)
3.25 (3000)
21
525
2.25 (2000)
2.75 (3000)
3.50 (3000)
24
600
2.5 (2000)
3.0 (3000)
3.75 (3000)
27
675
2.625 (2000)
3.25 (3000)
4.0 (3000)
30
750
2.75 (2000)
3.5 (3000)
4.25 (3000)
33
825
2.875 (1350)
3.75 (3000)
4.5 (3000)
36
900
3.0 (1350)
4.0 (3000)
4.75 (3000)
42
1050
3.5 (1350)
4.5 (3000)
5.25 (3000)
48
1200
4.0 (1350)
5.0 (3000)
5.75 (3000)
54
1350
4.5 (1350)
5.5 (2000)
6.25 (3000)
60
1500
5.0 (1350)
6.0 (2000)
6.75 (3000)
66
1650
5.5 (1350)
6.5 (2000)
7.25 (3000)
72
1800
6.0 (1350)
7.0 (2000)
7.75 (3000)
78
1950
6.5 (1350)
7.5 (1350)
8.25 (2000)
84
2100
7.0 (1350)
8.0 (1350)
8.75 (1350)
90
2250
7.5 (1350)
8.5 (1350)
9.25 (1350)
96
2400
8.0 (1350)
9.0 (1350)
9.75 (1350)
102
2550
8.5 (1350)
9.5 (1350)
10.25 (1350)
108
2700
9.0 (1350)
10.0 (1350)
10.75 (1350)

(Multiply in by 25.4 to obtain mm.)
(Multiply lbf/ft2 by 0.04788 to obtain kN/m2 (kPa).)
awall A thickness in inches = diameter in feet; wall B thickness in inches = diameter in feet + 1 in; wall C thickness in inches = diameter
bAlthough not specifically called out in ASTM C76, 8 in and 10 in diameter circular concrete pipes are routinely manufactured.

Reference

ASTM C76:  Reinforced Round Concrete Culvert, Storm Drain, and Sewer Pipe for Nonpressure (Gravity Flow) Applications

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