What is TOPS?
{{otheruses4|the railroad stock management system}} '''Total Operations Processing System''', or '''TOPS''', is a computer system for managing the [[locomotive]]s and [[rolling stock]] ([[railroad car]]s) owned by a rail system. It was originally developed by the [[Southern Pacific Railroad]] and was widely sold; it is best known in the [[United Kingdom]] for its use by [[British Rail]]. {{transport-stub}} [[Category:British Rail]] [[Category:Rail technologies]]