2012. Flangeway clearance is the distance_________________?

A. between the adjoining faces of the running rail and the check rail near the crossing
B. between the gauge faces of the stock rail and the tongue rail
C. through which the tongue rail moves laterally at the toe of the switch
D. none of the above
✅ The correct answer is option A.

2018. Lead of crossing is the distance from the__________________?

A. heel of the switch to the toe of the switch
B. heel of the switch to the theoretical nose of the crossing
C. toe of the switch to the theoretical nose of crossing
D. toe of the switch to the actual nose of crossing
✅ The correct answer is option B.