NR RT/E/C/11205 ISSUE 1 PDF

The Code of Practice applies to all signalling circuit diagrams for use within the Railway Group. It incorporates the relevant symbols from British Standard BS 376 Part 2: 1954. Symbols, whether drawn manually or generated by computer aided design (CAD) systems, should comply with this Code of Practice.

The Code of Practice does not specify what information should be shown in any particular type of document, which is defined in RT/E/C/11701.

PURPOSE

This Code of Practice, in support of Railway Group Standard GK/RT0201, Signalling Design: Production, defines the symbols, nomenclature and presentation for use on all signalling circuit diagrams to ensure that the correct information is always conveyed without ambiguity.