The different Railway sleepers include Wooden Sleeper, RCC Sleeper, Cast Iron Sleeper, Steel Sleeper and Prestressed Concrete Sleepers. Through this article, you shall get to know about the different types of railway sleepers used in contemporary times and their advantages and disadvantages.
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Disadvantages of steel rail sleepers
Corrosion prone.
Unsuitable for track circuiting areas.
Develops cracks at rail seats.
Gauge change is not possible.
Light weight (80kg) and not suitable for fast track.
You can categorize the four different types of sleepers in two different ways. Dr. Michael Breus, an American sleep expert, named each type after an animal: Bear, Wolf, Lion, and Dolphin. In another approach, the four types can be recognized as Early Risers, Late Risers, High Energetic, and Always Tired.
Concrete sleepers lack the elasticity of wooden sleepers and, therefore, ballast tracks with concrete sleepers usually have a much quicker degradation of the ballast when loaded. This is especially true in curves, turnouts and switches.