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How is the boxing of ballast done?(a) Under the rails(b) At the rails(c) In between two rails(d) In between two sleepersI had been asked this question in homework.I'd like to ask this question from Dealing with Railways in chapter P.W.D of Civil Engineering Drawing

Answer»

Correct answer is (b) At the rails

Explanation: BOXING is the loose BALLAST provided around sleeper while packing is compacted ballast cushion as per GRADATION below sleeper, boxing provides LATERAL STABILITY to sleeper.



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