shunt
US /ʃʌnt/
UK /ʃʌnt/

1.
push or pull (a train or part of a train) from one line of rails to another
:
•
The locomotive will shunt the carriages to a different track.
•
They had to shunt the train to allow another one to pass.
push or pull (a train or part of a train) from one line of rails to another