FIELD: transport.
SUBSTANCE: invention relates to railway transport and can be used in passing laterally curved track sections. When rolling stock units pass curved track section sand is scattered over one rail line. Then sand is scattered over the other rail line as it becomes worn. On the running surface of rails of free from sand rail line, lubricants are fed.
EFFECT: longer life of track and rolling stock unit.
2 cl, 1 dwg
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