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Formation The surface prepared to receive the ballast, sleepers, rails, etc.. for constructing the railway track is called Formation or sub grade. Function of formation The formation has the following functions It provides a smooth and uniform bed on which the track is laid. It bears the entire load transmitted from the moving loads to it through the ballast. It ... Read More »



Railway A new railway line is required or Is proposed for the following purposes: 1) Strategic Consideration: Sometimes it becomes essential to join two points by a railway line for strategic purposes so that In case of emergency; the army can be transferred from one point to the other. 2) Linking of Trade Centers: Two trade centers may not be ... Read More »

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