Digital database of the calculation result Ln (night) 2017 according to the EU Environmental Noise Directive (2002/49/EC, 34. BImSchV) for the major airport Hannover/Langenhagen.
The Lden level is calculated according to the VBUF (preliminary calculation method for ambient noise at aerodromes). These levels are calculated at a height of 4 m above ground and in a grid of 10 x 10 m. The relevant flight routes with the aircraft flying on it serve as acoustic source.
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