11148 made a fine sight hauling IR2423, the 14:40 Luzern - Romanshorn Voralpen Express, photographed south of Immensee on 9 September 2012. The use of SBB locos on these services has since ceased. Like many Swiss lines, the Immensee to Arth-Goldau section is signalled for bi-directional working and an unusually high proportion of trains seemed to run "wrong line".