State the necessity of Good drainage

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written 4.7 years ago by

teamques10 ★ 65k

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pedsangini276 • 4.8k

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written 4.7 years ago by

teamques10 ★ 65k

Necessity of good drainage:-

1) Road drainage is necessary to collect surface water in side drains and to keep road surface in dry condition.

2) It is also required to carry sub surface water away from sub layers in heavy rainfall regions

3) It helps to reduce occurrence of road …

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