BS EN 15273-1:2025

This document contains: - the definitions and symbols for all EN 15273 documents; - the general explanation of various elements and phenomena affecting heavy rail gauging; - the general explanation of various calculation methods and processes applicable to the heavy rail gauging that allow the dimensioning of the rolling stock and the infrastructure. This document is applicable to heavy rail vehicles and networks using various track gauges. Other vehicles and networks are outside the scope of this document, but the rules may be applied to them with some adjustments and agreement of the share of responsibility between rolling stock and infrastructure. This document is not applicable to the gauges “S” and “T” for track gauge 1 520 mm.