Siemens "Vectron" locomotives 383 # 003 of the czech CD Cargo and 193 # 588 of Alpha Trains Luxembourg, hired to CD Cargo, a.s., Prag, in multiple control, are crossing the 87 meter long and 36 meter high Krauselklause viaduct on the Semmering north ramp between Breitenstein and Wolfsbergkogel stations.