8 Requirements of the good ballast

Ideal ballast should possess the following characteristics. Following 8 Requirements of the good ballast are:

1. It should be hard and tough.
2. It should not be brittle and porous.
3. It should have sufficient elasticity.
4. It should allow easy drainage with minimum leakage.
5. It should be wear-resistant and durable.
6. It should retain its position laterally and longitudinally under all conditions of traffic.
7. It should not produce any chemical action with rail and metal sleepers.
8. The materials should be easily workable.

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