Since the derailment of a northbound freight train in the Gotthard Base Tunnel on august 10, both bores of the base tunnel are closed for several days. All passenger trains and some freight trains goes over the Gotthard mountain line, now called panorama line. Re 620 # 067 and Re 420 # 288 (Re 6/6 # 11667 and Re 4/4 II # 11288) in multiple control, called a "Re 10/10", pull the northbound freight train 69726 from Chiasso freight yard to Biel Produktionsanlage Ost (former called shunting yard) on the uppermost level of the loops between Göschenen and Wassen. The load are cars of the infrastructure loaded with used ballast, about 1400 gross tons.