Emergency escape lighting systemsWhat is BS EN 50172: 2004, BS 5266 8: 2004? This dual numbered standard sets out the requirements for emergency lighting in buildings such as office and multi storey buildings that are open to the public. It looks at the illumination of escape routes and safety signs if the normal supply fails. These standards specify the minimum requirements of emergency lighting based on the size, type and usage of the relevant premises. They also apply to standby

• Annex G (informative) Guidance on the effects of some chemical constituents of aggregates on the durability of concrete in which they are incorporated

safety managers

the description of performance and test methods may need to be suitably adapted

testing and maintenance of hose reel and foam inlet systems and also gives recommendations for these systems

Two different provisions are addressed:

EN 50136-1-2

BS EN 13429 on packaging reuse is useful for:

Addition of guidance for temperature tolerances

determination of stability of the IVD reagent in use after the first opening of the primary container (e

BS 7121-4 gives recommendations for the safe use of lorry loaders

The slump test is sensitive to changes in the consistence of concrete

in order to link package-level management with file-level management