What are the advantages of sub grade drainage road?

Subgrade drainage system is an essential component of the road drainage system. A well-installed subgrade drainage system can reduce the risk of damage and increase the longevity and performance of the road. The major advantages of subgrade drainage include the prevention of waterlogging, reduction in frost susceptibility, resistance to erosion, and better load-bearing capacity. Additionally, the subgrade drainage system helps to improve the surface quality of the road, providing safer and more comfortable driving conditions. The drainage system can also reduce the need for frequent maintenance and repair, saving time and money. Overall, a well-designed subgrade drainage system can significantly enhance the overall durability and safety of the road network.
This mind map was published on 28 May 2023 and has been viewed 57 times.

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