Pre-Stressed Concrete Monoblock Sleepers for Railways are durable. The Indian Hume Pipe Co Ltd manufactures Pre-Stressed Concrete Monoblock Sleepers for Railways. The Indian Hume Pipe Co Ltd also manufactures various types of pipes and allied products. The Pre-Stressed Concrete Monoblock Sleepers for Railways requires low maintenance. These Concrete Sleepers produces a higher resistance to lateral Movement and also reduces the vertical movement under traffic. Due to the rigidity of the cast-in portion of the rail fitting, a concrete sleeper maintains the rail gauge much better than a timber sleeper.