A culvert under a road embankment is designed primarily to:
Choose the correct answer
Provide pedestrian crossing
Carry stream/drain flow beneath the road embankment without disruption to road surface
Support the embankment from below
Store water for irrigation
Correct Answer
B. Carry stream/drain flow beneath the road embankment without disruption to road surface
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Culverts are hydraulic structures that allow natural watercourses (streams, drains) to pass beneath road embankments. They are designed for peak discharge using rational formula (Q = C x I x A), with adequate capacity to prevent backwater flooding.
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