Definition(s)
LAeq,8h
An averaged 8-hr equivalent continuous A-weighted sound pressure level, measured in dB(A), referenced to 20 micro Pascals in air. LAeq,8h must be determined in accordance with AS/NZS 1269 (NOHSC 1007).
Source: NOPSEMA Guidance Note: Noise Management—Principles of Assessment and Control, N-09000-GN0401, Australia, Revision 3, December 2011. Regulatory Guidance