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Description of 20/30386005 DC 2020This document defines the main wheel/track interaction criteria to be taken into account during the geometrical design of switches and crossings (S&C) layouts. It specifies:
These are illustrated by their application to turnout components:
but the principles apply equally to more complex layouts. There are also simplified definitions of the safety and functional dimensions, which can be used in conjunction with the general principles as the basis for more in-depth assessment.
About BSIBSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses. |
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