Category:Carriage Type CK

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Carriage type CK (CompositeCarriage having more than one class of seating, ie First and Third or latterly First and Standard. Corridor) designates a carriage with passenger compartments of more than one class (normally first and third) accessed from a corridor.

Following the introduction of TOPSTotal Operations Processing System, an American computer system adopted by BR in the late 1960s to number and manage rolling stock. in the late 1960s, BRBritish Rail or British Railways carriages of this class were allocated the TOPS code AA31, denoting:

A: Passenger carrying stock
A: Gangwayed corridor
3: CompositeCarriage having more than one class of seating, ie First and Third or latterly First and Standard. (ie more than one) class
1: BRBritish Rail or British Railways Mark 1 carriage

See also

List of Carriages