Railway applications. Track. Concrete sleepers and bearers - General requirementsWhat is BS EN 13230 1 Requirements for concrete sleepers and bearers about? BS EN 13230 1 is part of the BS EN 13230 series defines technical criteria and control procedures that need to be satisfied by the constituent materials and the finished concrete sleepers and bearers, i. e.: precast concrete sleepers, twin block reinforced sleepers, bearers for switches and crossings, and special elements for railway tracks. In BS EN 13230 1 mechanical tests

This is usually known as the green strength

systems and equipment under consideration provide automated protection

ISO 10628-1 helps you in designing of flow diagrams required for the chemical and petrochemical industry

or when variations in spelling

This European Standard contains requirements

field intercomparisons

It specifies the general requirements for the competence

Where practicable

Why should you use BS EN 62329-2 - Heat shrinkable moulded shapes

It also specifies the proportions and dimensions of the graphical symbols used for this representation

BS ISO 10303‑21 (STEP physical file) and ISO 10303‑28 (XML representation)

1 Instrument identification