lexiara

Article 2

Definitions For the purposes of this Directive, the physical parameters used as risk predictors are defined as follows: peak sound pressure (ppeak): maximum value of the "C"-frequency weighted instantaneous noise pressure; daily noise exposure level (LEX,8h) (dB(A) re. 20 μPa): time-weighted average of the noise exposure levels for a nominal eight-hour working day as defined by international standard ISO 1999: 1990, point 3.6. It covers all noises present at work, including impulsive noise; weekly noise exposure level (LEX,8h ): time-weighted average of the daily noise exposure levels for a nominal week of five eight-hour working days as defined by international standard ISO 1999:1990, point 3.6 (note 2).

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Source: EUR-Lex (Cellar) · retrieved 2026-11-10 · Text as adopted (Official Journal); later amendments are not incorporated in this text.