This document specifies the definition and calculation of surface area and volume indicators.
In defining area measurement, this document uses three measurement concepts:
a) the intra-muros and extra-muros concept used in many parts of the world;
b) the wall centre method of measurement used in many parts of the world;
c) variations on these methods to comply with certain national laws or for particular types of
buildings.
The surface area and volume indicators defined in this document are...
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EN 12464-2 specifies lighting requirements for outdoor work places, which meet the needs for visual comfort and performance. All usual visual tasks are considered. This European Standard is not applicable for emergency lighting; see EN 1838 and EN 13032-3. This European Standard does not specify lighting requirements with respect to the safety and health of workers at work and has not been prepared in the field of application of Article 153 of the EC treaty, although the lighting requirements, a...view more

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This International Standard contains requirements for the competence of bodies performing inspection and for the impartiality and consistency of their inspection activities. It applies to inspection bodies of type A, B or C, as defined in this International Standard, and it applies to any stage of inspection.

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This European Standard specifies lighting requirements for indoor work places, which meet the needs for
visual comfort and performance. All usual visual tasks are considered, including Display Screen Equipment
(DSE).
This European Standard does not specify lighting requirements with respect to the safety and health of
workers at work and has not been prepared in the field of application of Article 137 of the EC treaty, although
the lighting requirements, as specified in this European Standa...
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