Question

what is the use of Rock dam? ​

Answer 1

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Small barriers or dams constructed of stone, bagged sand or gravel, or other durable material across a drainage way. Purpose: To reduce erosion in a drainage channel by restricting the velocity of flow in the channel.

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Answer 2

Answer:

Definition: Small barriers or dams constructed of stone, bagged sand or gravel, or other durable material across a drainage way. Purpose: To reduce erosion in a drainage channel by restricting the velocity of flow in the channel.

Explanation:

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