Meeting of two S-Bahn trains on the bridges over the Aare in Olten at 09.06 AM. In the foreground, coming from the Hauenstein base tunnel, a "Flirt" RABe 521 of the SBB as S 3 # 17327 from Porrentruy via St-Ursanne-Delémont-Laufen-Basel SBB-Liestal-Gelterkinden to Olten. On the other, single track bridge a "GTW" RABe 526 of SBB daugther "Thurbo", which run as S 9 # 17912 from Olten via the old Hauenstein line and Läufelfingen to Sissach. This "Thurbo" vehicle is in service on this line in order of the SBB.