Safety, Health and Welfare at Work (General Application) Regulations 2007
120. In this Chapter:
F8 [ ‘ daily noise exposure level ’ expressed as (LEX, 8h) (dB(A) re. 20Pa) means the timeweighted average of the noise exposure level for a nominal eight-hour working day as defined by international standard ISO (International Organization for Standardization) 1999: 1990, point 3.6, covering all noises present at work, including impulsive noise; ]
“exposure action values” mean the daily noise exposure level or peak sound pressure level which, if exceeded for any employee, requires specified action to be taken to reduce risk;
“exposure limit value” means the level of daily noise exposure or peak sound pressure which must not be exceeded for any employee;
“noise” means any audible sound;
“peak sound pressure” expressed as (p peak) means the maximum value of the “C”-frequency weighted instantaneous noise pressure;
“weekly noise exposure level” expressed as (LEX, 8h) means the 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).
Substituted (1.01.2013) by Safety, Health and Welfare at Work (General Application) (Amendment) Regulations 2012 (S.I. No. 445 of 2012), reg. 2(c), in effect as per reg. 1(4).