Main function of Sleepers
• Holding rails to correct gauge and alignment.
• Firm and even support to rails.
• Transferring the load evenly from rails to wider area of ballast.
• Elastic medium between rails and ballast.
• Providing longitudinal and lateral stability.
Ideal Requirements of Sleepers
1. It should provide easy means of maintainability.
2. Handling of rails sleepers and fastening should be easy.
3. Quick restoration after accident is possible.
4. Material and design is available.
5. It should have anti-theft and anti-sabotage quality.
6. It should be overall cheap.
7. It should be fit for track circuiting.
8. The base area of sleeper should be sufficient to prevent crushing of ballast.
