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

Offers guidance for planning

BS 3762-2 on qualitative tests methods for the analysis of formulated detergents is useful for:

or ISO 3834‑4

Passenger effects on the equipment and equipment effects on the passengers are not considered in this European Standard

spring (Belleville washer

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