Not to be confused with the SNCF BB60000 prototypes from the 1950s and 1960s.The SNCF class BB 60000 are a class of 4 axle heavy shunting and light freight diesel electric locomotives built at the Vossloh Espana works in Valencia. Since the class is primarily used as a freight locomotive the class is commonly referred to as SNCF BB460000.SNCF made an initial order for 160 locomotives in 2004. The manufacturer's designation is GA 1000 AS.