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Civil Engineering Objective Questions { Railways }



155.  If the standard length of a B.G. crossing is 597 cm, the number of crossing, is
A. 1 in 8 1/2
B. 1 in 12
C. 1 in 16
D. none of these.
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156. To avoid the damage of nose of crossing, the wing rails are ramped so that nose of crossing remains at a lower level by
A. 3 mm
B. 4 mm
C. 5 mm
D. 6 mm.
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157.  The check rails are placed opposite the crossing so that
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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158.  A wing rail is renewed or reconditioned if its maximum vertical wear is
A. 9.5 m
B. 7.5 m
C. 5.5 m
D. 5.0 m.
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159.  A kink is made in stock rails, ahead of the toe of switch at a distance of
A. 10 cm
B. 15 cm
C. 20 cm
D. 30 cm.
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160.  If the stock rails are B.H. rails, the type of switch generally provided, is
A. articulated
B. undercut
C. over riding
D. straight cut.
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161.  The type of switch generally used for B.G. and M.G. tracks, is
A. articulated
B. undercut
C. over riding
D. straight cut.
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