Railway signalling symbols - Specification for schematic symbols Ingestion-build-117251 Offers guidance for planning

Offers guidance for planning

spring (Belleville washer

basic guidance on design for safe cleaning and maintenance of external and internal glazing at height

including bell towers

NOTE 2 This Part of BS 7371 should be read in conjunction with the requirements for coatings of BS 7371: Part 1 General requirements·and·selection·guidelines

Railway signalling symbols - Specification for schematic symbols Ingestion-build-117251 Offers guidance for planning1 Scope This British Standard specifies the symbols to be used on railway signalling plans but does not provide guidance on their application. This British Standard does not apply to tramways operated on line of sight or using highway signals. It does not include proprietary systems and specialized applications. NOTE 1 The symbols in this British Standard provide for apparatus in general use. They have been designed so that they can be combined