Diesellocomotive Am 843 # 151 "TRUDY" of the SERSA (Rhomberg Sersa Rail Group), a MaK (Maschinenbau Kiel/Germany) 1700 BB, is pulling train 59358 from Schlieren to Burgdorf, near Bollodingen between Herzogenbuchsee and Riedtwil. In tow is the 4axle AVES-4+ car (AVES means Altschotter-Verlade-Einheit Sersa/used ballast loading unit of Sersa company) VTmans 80 85 98 81 705-0, which has a caterpillar drive to move during the track rebuilding. Last car is the service car for this AVES unit, AVES-6.