linia kolejowa dwutorowa

Construction of double track on the line began in late 2012.

See those double tracks leading up out of the water?

The station is the southern end of the double track.

The line was double track throughout with numerous points to allow short working.

The first seven kilometers of the line are double track.

The line, with double track along its route, was not completely ready until 1937.

The 1907 station had two buildings, one on each side of the double tracks.

Although the line had been planned to have double tracks, only one was ever built.

It was the second line in Switzerland to be built with double track.

Aurora had 18 miles, with double track in most of the downtown area by 1900.