Weight
2
c. Removal of ties necessitates halting train traffic.
2
d. Both rails are usually replaced simultaneously in an out-of-face rail re-lay.
2
e. Spot rail replacement is more common than out-of-face.
7.
Traffic would have to be restricted during tie replacement when:
2
a. One tie on tangent track has been removed but all others are fully spiked, tamped, and in
good condition.
2
b. Three adjoining ties have been removed on a tangent.
2
c. One tie on a tangent has been removed with only two fully spiked ties on either side.
2
d. One tie has been removed with two fully spiked ties flanking it on either side on a curve
of 3 degrees.
2
e. Two adjoining ties have been removed on a tangent, with four ties fully spiked, tamped,
and in poor condition on either side of the removed ties.
8.
When distributing ballast for an out-of-face track raise, you:
2
a. Can cut notches in the car trucks to spread the ballast.
2
b. Can dump ballast from moving cars in piles about one rail length apart and then spread
as needed.
2
c. Will seldom need to dump ballast where there is a raise of more than 4 inches.
2
d. Should never have more ballast on the track than can be tamped in 1 working day.
2
e. Can successfully dump ballast from an ordinary hopper car if a ballast car is unavailable.
4
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