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

Question

Quizplus · Accepted Answer

The lead of crossing refers to the distance from the heel of the switch to the theoretical nose of the crossing, which is a critical measurement in railway track design for ensuring the smooth transition of trains from one track to another.

Lead of Crossing Is the Distance from the