Legacy curved rail

Legacy curved rail is a building in the train category that represents a curved track segment used to lay railway lines for trains; as a rail piece it is placed on the map to form curved sections of track and functions with the game's train pathfinding, locomotive/wagon movement, and rail signals to define train routes and track geometry. If no further structural data is provided, this description is limited to its role as a train-category building for constructing curved track in Factorio.