Brandnew articulated, partly lowfloor, cogwheel train Bhe 4/6 # 3091 of the Gornergratbahn (GGB) is on brake test runs between Riffelalp and Riffelberg on a grade of 20.0 %, with Weisshorn and Mettelhorn in the background. StadlerRail delivers 5 of this new Pininfarina designed trains, which are named "POLARIS" (POpular LAndscape Railway In Switzerland). The new trains # 3091 to # 3095 will run in multiple control with the Bhe 4/6 # 3081 to # 3084 (built 2006) with up to 30 km/h (up, 20 km/h down), slightly faster, enabling a 20-minutes interval timetable.
