ÖBB 31 81 350 4 185-9 Rns-z, end car of a rail transport train for 120 m long rails, consisting of six cars. The end cars are 22.37 m long Rns-z, the middle cars 20.00 m long Rs. So the entire train is nominally 124.74 m long, giving the rails enough space to move. Leoben-Donawitz, 2009-04-19, the world's longest rails are made in the voestalpine steel works here.

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