The freighttrain 62170 from the Limmattal shunting yard (departing yard A) to Oensingen via Heitersberg-Olten is running on track 175 with a maximum velocity of 60 km/h, along the "Umspanngruppe" (loc changing yard) tracks 851 to 858, towards Killwangen-Spreitenbach track 2. This track is called the RBL Nordumfahrung (north passing track of the Limmattal shunting yard). The engineer is greeting with his hand the photographer, standing on the Sandäcker road bridge across the tracks. On the left is the 4 track mainline through the Limmat valley, two tracks for the express trains and two for commuter, freights and other trains. Train 62170 is pulled by the two Re 420 # 260 and # 261 (Re 4/4 II # 11260 and # 11261) with automatic couplers.
