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British Standards ( BS) are the standards produced by the BSI Group which is incorporated under a royal charter and which is formally designated as the national standards body (NSB) for the UK. [1] The BSI Group produces British Standards under the authority of the charter, which lays down as one of the BSI's objectives to: [2]
BS 5400 for steel, concrete and composite bridges. BS 5499 for graphical symbols and signs in building construction; including shape, colour and layout. BS 5544 for anti-bandit glazing (glazing resistant to manual attack) BS 5750 for quality management, the ancestor of ISO 9000.
The British Standards Institution (BSI) 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.
The BSI (British Standards Institute) publishes numerous titles concerning acceptable standards of design/safety/quality across different fields. History of BS 7671 and predecessor standards. The first edition was published in 1882 as the "Rules and Regulations for the Prevention of Fire Risks arising from Electric Lighting."
Many manufactured products have agrément certificates issued by the British Board of Agrément (BBA, a construction products certification service), certifying compliance with relevant standards. However, the BBA and other bodies (TRADA, BRE, Exova Warrington, etc.) may be able to test and certify to "CE" harmonised EU standards.
The innovation that made ring circuits feasible in the UK was the introduction of plugs that contained their own fuse. There were three competing designs but only one ultimately survived and became the version specified in British Standard 1363. BS1363 plugs, could historically be fitted with a range of fuses up to 13A though only the 3A and ...
English units. English units were the units of measurement used in England up to 1826 (when they were replaced by Imperial units ), which evolved as a combination of the Anglo-Saxon and Roman systems of units. Various standards have applied to English units at different times, in different places, and for different applications.
Publicly Available Specification. A Publicly Available Specification or PAS is a standardization document that closely resembles a formal standard in structure and format but which has a different development model. [1] The objective of a Publicly Available Specification is to speed up standardization. PASs are often produced in response to an ...