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Cement concrete sewers are only suitable if non-scouring velocity is between_________________?
Civil Engineeringmedium
2.5 to 3.0 m/sec
B3.0 to 4.0 m/sec
C3.5 to 4.5 m/sec
D4.5 to 5.5 m/sec
Correct Answer: A. 2.5 to 3.0 m/sec
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