Thus the disk has to slow down as the arm moves to the outer tracks.

There are also two outer tracks used by passing trains.

The course of the additional outer tracks can still be made out, although these were removed in the early 1970s.

The left outer track had been built for about a mile, but the other three were barely a hundred yards long.

Following the left outer track they continued their journey.

The remains of the left outer track, which they still followed, were now indistinct.

On the abandoned side, only the outer track remains.

This makes trains on the outer tracks unable to make stop at the station.

Only the outer tracks 1 and 3 are in regular operation.

In normal service, only the two outer tracks are used.