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What is Transportation? And Different Modes of Transportation.
INTRODUCTION Transport facilities toward land , sea and air, are indispensable for the economic pr…
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Ballast | Functions and Types of Ballast
What is Ballast? The granular mattress laid over the earth formation and to provide suitable bed fo…
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What is Sleepers? | Functions of Sleepers and Types of Sleepers.
What is Sleepers? Sleepers are transverse support for a railway track to give stiffness to permane…
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