What must be done to wooden sleepers before use?
A) seasoning
B) washing
C) painting
D) hydrating
Correct Answer:
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Q7: The track modulus is not affected by
Q8: Which of the following causes stresses in
Q9: There are _ types of rail sections.
A)2
B)3
C)4
D)5
Q10: How does the depth of ballast cushion
Q11: The mountain alignment can be classified into
Q13: Airports can be classified on how many
Q14: ICAO classification system considers how many things?
A)2
B)4
C)5
D)6
Q15: The FAA classification of the airport is
Q16: Which of the following is not a
Q17: Which of the below does not affect
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