"acoustic environment" means the part of the environment of an area or place
characterised by the total amount of noise that may be experienced there.
"acoustic quality objective" , for a sensitive receptor, means the maximum
level of noise that should be experienced in the acoustic environment of the
sensitive receptor.
"‘A’ frequency weighting network" means the frequency weighting ‘A’ as
described under AS/NZS IEC 61672.1:2019 (Electroacoustics—Sound level meters
Part 1 : Specifications) for frequency weighting ‘A’.
"A-weighted sound pressure level" means a measure of sound adjusted to the
‘A’ frequency weighting network.
"community amenity" means the environmental value mentioned in section 6 (c) .
"critical area" means an area identified in a conservation plan under the
Nature Conservation Act 1992 , section 120H as, or as including, a critical
habitat or an area of major interest.
"daytime" means the period after 7a.m. on a day to 6p.m. on the day.
"dB(A)" means decibels measured on the ‘A’ frequency weighting network.
"evening" means the period after 6p.m. on a day to 10p.m. on the day.
"health and biodiversity of ecosystems" means the environmental value
mentioned in section 6 (a) .
"health and wellbeing" means the environmental value mentioned in section 6
(b) .
"LA1,adj,1hr" means the A-weighted sound pressure level, adjusted for tonal
character or impulsiveness, that is exceeded for 1% of a 1 hour period when
measured using a fast standardised response time.
"LA10,adj,1hr" means the A-weighted sound pressure level, adjusted for tonal
character or impulsiveness, that is exceeded for 10% of a 1 hour period when
measured using a fast standardised response time.
"LAeq,adj,1hr" means an A-weighted sound pressure level of a continuous steady
sound, adjusted for tonal character, that within a 1 hour period has the same
mean square sound pressure of a sound that varies with time.
"marine park" see the Marine Parks Act 2004, schedule.
"night-time" means the period after 10p.m. on a day to 7a.m. on the next day.
"protected area" see the Nature Conservation Act 1992 , schedule.
"residence" includes a building, or part of building, capable of being used as
a dwelling.
"sensitive receptor" means an area or place where noise is measured.
"visiting hours" , for a hospital, surgery or other medical institution, means
a period during which members of the public are allowed to visit patients at
the hospital, surgery or institution.