The check rails are placed opposite the crossing so that« Back to Previous Page
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A. it is symmetrically placed opposite nose of crossing
B. its one-third length is ahead of the nose of crossing
C. its two-third length is ahead of the nose of crossing
D. its three fourth length is ahead of the nose of crossing.
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C. its two-third length is ahead of the nose of crossing |
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C. its two-third length is ahead of the nose of crossing |
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