The locomotive Re 4/4 II with the remarkable nummer # 11111 (now designated as Re 420 # 111) was built in 1967 by SLM and BBC. She is pulling the short Interregio 1967 of the line IR36 from Basel via Rheinfelden-Frick-Brugg-Baden to Zürich, on the Bözberg south ramp between Schinznach Dorf and Brugg (AG). The cars are a first class A type standard IV, a second class B standard IV and two second class not air-conditioned, with windows to open, "B50", former Bm for international traffic with compartment and aisle, now open-plan car for traffic in Switzerland only.