Civil Engineering :: Railways
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Boxing of ballast is done
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Best ballast contains stones varying in size from
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For holding a rail in position, no chairs are used for
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Distance between the inner rail and check rail provided on sharp curve, is
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Coal ash (or cinder) is used in initial stages of a new construction of railway for
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Pot sleepers are in the form of
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In railways a triangle is mainly provided for
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A kink is made in stock rails, ahead of the toe of switch at a distance of
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If L is length of a rail and R is the radius of a curve, the versine h for the curve, is
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Rails are bent to correct curvature if the degree of curve, is more than