Question

What is done on the hilly roads to prevent landslide?​

Answer 1

Answer:

walls are created around the roadside to prevent rock to fall down and tree are planted

Answer 2

There are also various direct methods of preventing landslides; these include modifying slope geometry, using chemical agents to reinforce slope material, installing structures such as piles and retaining walls, grouting rock joints and fissures, diverting debris pathways, and rerouting surface and underwater drainage.

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