Two doubledeck trains of the Zürich S-Bahn system are meeting near Winterthur Tössmühle, running in opposite direction, each with about 120 km/h. RABe 511 # 034 is running as S 12 service 19236 from Wil (SG) via Winterthur-Stettbach-Zürich-Dietikon to Brugg (AG). RABe 511 # 049 in the background is the S 11 service 19135 from Aarau via Dietikon-Zürich-Stettbach-Winterthur to Sennhof-Kyburg, in the Töss valley.