A manhole is classified as shallow if its depth is between« Back to Previous Page
A. 0.4 to 0.5 m
B. 0.5 to 0.7 m
C. 0.7 to 0.9 m
D. 0.9 to 1.20 m
E. 1.2 to 1.50 m.
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C. 0.7 to 0.9 m |
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C. 0.7 to 0.9 m |
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