Snow removal on the 20.0 % grade of the Gornergrat Bahn above Riffelberg, with Obergabelhorn (left) and 4505 meter high Weisshorn on the right. The not self propelled snow blower X rote # 3932, built by SLM, MFO and Beilhack in 1970, is shoved by 380 kW cogwheel railcar Bhe 4/4 # 3062, built by SLM and BBC in 1981. The Gornergrat Bahn is electrified since it was opened in 1898 with three-phase AC 750 V.
