Q. What is the major advantage of straight tongue rails?

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Q. Which of the following is not true about length of tongue rails?

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Q. Curved tongue rails can only be used on specific curvature for which they are designed.

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Q. What is done to ensure that at the wheel negotiates the gap of crossing properly?

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Q. Which two rails are machined to form a nose?

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Q. What is the thickness of fine end of Point rail?

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Q. Which type of crossing is formed when a right or left rail crosses a similar rail?

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Q. Which of the following is not true about Built up crossing?

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Q. There are no bolts in cast steel crossing.

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Q. Which of the following is not an advantage of CMS crossing?

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Q. What type of crossing can be used when there is high speed traffic on main track and low speed on turnout track?

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Q. At a crossing the right hand and left hand wing rail converge to form a throat and then merge into a single rail.

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Q. Which formula is used for the calculation of number of crossing based on Centre line method?

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Q. What is another name of Coles method?

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Q. All the methods used for determining the number of crossing give the same value.

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Q. What is the limiting wear for a crossing?

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Q. What is done for reconditioning of crossings at site?

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Q. Which of the following is used for gas welding of crossings?

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Q. What is the distance from the tangent point to the heel of switch is called?

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Q. Which of the following is correct about heel divergence?

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