Habe das bei einer der U-Bahnen in NRW gesehen. Es befindet sich unten unter jedem Sitz und hat ein Fenster, durch das man den (Staub-)Messer sehen kann. Weiß jemand, was das ist?
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bregus2 on
It’s sand which is poured between wheels and tracks to improve breaking conditions when the track is slippery (for example in fall).
Ataines485 on
I spot a fellow U11 enjoyer
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It’s sand which is poured between wheels and tracks to improve breaking conditions when the track is slippery (for example in fall).
I spot a fellow U11 enjoyer