London Underground Rolling Stock Dimensions
"Dimension regulates the general scale of the work, so that the parts may all tell and be effective." Marcus Vitruvius Pollio, Roman architect.
Car, coach or carriage?
The term "car" in railway terminology refers to a vehicle in a multiple-unit train. The word came from the US, where they developed electric traction on railways, particularly for urban routes. "Carriage" or "coach" is a largely British word not used in many other countries.
Car Dimensions
The following table gives available dimensions in mm of current LU rolling stock cars as shown on the diagram below. The letter at the top of each column refers to the position of the dimension on the drawing.