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Data indicating the level of noise according to the strategic noise mapping of road sources across England. - The day-evening-night level (Lden) is a noise indicator for overall annoyance based...
Octave band data indicating the level of noise according to the strategic noise mapping of rail sources across England. PLEASE NOTE ALL DATA IS UNWEIGHTED The day-evening-night level (Lden) is a...
Data indicating the level of noise according to the strategic noise mapping of airport sources across England. • The day-evening-night level (Lden) is a noise indicator for overall annoyance based...
Octave band data indicating the level of noise according to the strategic noise mapping of road sources across England. PLEASE NOTE ALL DATA IS UNWEIGHTED The day-evening-night level (Lden) is a...
Data indicating the level of noise according to the strategic noise mapping of rail sources across England. - The day-evening-night level (Lden) is a noise indicator for overall annoyance based...