Gravel train from Hüntwangen to Sigirino (construction site of the future Ceneri Base Tunnel, due to open in december 2020) with Re 4/4 II # 11270 (Re 420 270) and Re 6/6 # 11614 "Meilen" between Amsteg and Gurtnellen at the Aecheribach protection gallery. Just in this place, there was a heavy rockslide of about 3000 m3 in june 2012, the line was interrupted for nearly one month. Now the rock face is cleaned and secured. On the left lineman house 23q.
