The 6 push-pull trains "STP" (Stammnetzpendel/push-pull train of the main network) with railcars Be 4/4 # 511 to # 516, built in 1971/1979 by FFA and SAAS, will be all withdrawn and scrapped in the next months. In march 2010, for the Engadine Ski Marathon, with high passenger frequencies in the Engadine, all of this trains were used for extra trains. Be 4/4 # 514 coupled with cab car ABDt # 1716 and a four car train with Be 4/4 # 515 stopped in La Punt Chamues-ch station.