A headshunt is a short length of track provided to release locomotives at terminal platforms, or to allow shunting to take place clear of main lines.
Platform track and run-round loop at Toyooka Station, Hyōgo, Japan, the terminus of the line from Miyazu
Melbourne University tram stop has three reversing headshunts in succession, between the two running lines.
Turntable and run round loop at Withernsea
Leeds Central station showing the release crossovers
In railroad structures, and rail terminology, a wye or triangular junction is a triangular joining arrangement of three rail lines with a railroad switch at each corner connecting to the incoming lines. A turning wye is a specific case.
Countryside wye near Lüderitz, Namibia
A park located within a triangular junction in Sydney, Australia
Carbonia
Carbonia