Wooden Sleepers – With Their Advantages and Disadvantages4th October 2018
Wooden sleepers are regarded to be best as they fulfil almost all the requirements of an ideal sleeper. In India, timbers most commonly used for sleepers are Sal and teak.
Advantages of wooden sleepers
Following are the advantages of wooden sleepers
1. The initial cost of a wooden sleeper is low.
2. Timber is easily available in all parts of India.
3. Fittings for wooden sleepers are few and simple in design.
4. These sleepers are able to resist shocks and vibrations due to heavy moving loads and also given noise less track.
5. Wooden sleepers are easy to lay, relay, pack, lift and maintain.
6. They are suitable for all types of ballast.
7. They are best for track-circuited operations.
Disadvantages of wooden sleepers
Following are the disadvantages of wooden sleepers
1. The service life of wooden sleepers is short(12 to 15 year)as compared to other types of sleepers.
2. These sleepers are subjected to wear, decay, and attack by white ants, spike killing, cracking, etc.
3. It is difficult to maintain the gauge in case of wooden sleepers.
4. The track is easily disturbed. Hence alignment maintenance is difficult.
5. The maintenance cost of wooden sleeper is highest as compared to other sleepers.
6. The scrap value of these sleepers is very low.
7. They are susceptible to fire.