In our surroundings, there are different sources emitting various types of environmental noise.
Type
of Environmental Noise Sources
Examples
Transportation
aircrafts, trains, road
vehicles, vessels
Industrial buildings
factories - machineries,
air-conditioning systems
Commercial
buildings
office buildings
- air-conditioning systems
restaurants - air-conditioning systems, kitchen
ventilating systems
Construction sites
site formation (e.g. excavation),
piling, road work, demolition, renovation
Domestic
buildings
mahjong playing,
hi-fi, musical instruments
Public places
open markets, streets,
parks
Products
intruder alarms of buildings and motor vehicles
The following diagram demonstrates the sound pressure levels of various types of environmental noise. Please click on the demo button to appreciate the noise levels from these sources.
Hong Kong, like many metropolitan cities in the world, experiences various noise problems. There is no quick fix to the problems but the Government is committed to doing all it can within the constraints to improve the noise environment of Hong Kong.
