Also:
1. Noise standards:
Residential noise standards between 45 dB-55 dB, this standard is equivalent to two people in the room to speak, each other can be heard clearly a volume, and more than this volume, can be counted as noise nuisance.
More than the environmental noise emission standards to interfere with the normal life of others, work and study of the phenomenon, known as environmental noise pollution, including industrial noise pollution, construction noise pollution, transportation noise pollution and social life noise pollution. Square dance noise belongs to the noise of social life
2. Noise Harm:
Noise can cause residents of the mental, psychological, emotional and many other aspects of the changes, experiments have shown that, 40 ~ 50dB of noise will be on the hearing damage, 80 ~ 85dB of noise will cause mild damage to hearing, prolonged exposure to more than 85dB of noise will cause a small amount of noise deafness. deafness.
Noise acts directly on a person's central nervous system, making the sympathetic nerves nervous, heartbeat faster, heart rate irregularities, blood pressure rise. There is growing evidence that noise at 65-75dB has an effect on heart disease and blood pressure.
Legal basis
The People's Republic of China*** and the State Noise Pollution Prevention and Control Law
Article 2 Noise as referred to in this law refers to the sound that disturbs the surrounding living environment, which is produced in industrial production, building construction, transportation and social life.
Noise pollution as referred to in this Law refers to the phenomenon of noise generated in excess of the noise emission standards or without taking preventive and control measures in accordance with the law, and interfering with the normal life, work and study of others.
Article 49 The competent ecological and environmental authorities of the local people's government, in conjunction with the public security organs, may, in accordance with the needs of acoustic environmental protection, delineate the road sections and times where motor vehicles are prohibited from driving and using horns and other acoustic devices and make public announcements to the public, and set up the relevant signs and markings by the traffic management departments of the public security organs in accordance with the law.
Article 88 Meaning of the following terms in this Law:
(1) Noise emission refers to the radiation of noise from a noise source to the surrounding living environment;
(2) Night time refers to the period between ten o'clock in the evening and six o'clock in the morning of the following day; the people's governments at or above the municipal level of the districts may separately prescribe the starting and ending times of the night time in the administrative area, and the length of the night time period shall be eight hours;
(3) The night time period shall be eight hours;
(4) The night time period shall be eight hours. p>
(C) noise-sensitive buildings, is used for residential, scientific research, medical and health care, culture and education, institutions and organizations office, social welfare and other buildings that need to be kept quiet;
(D) traffic arteries, refers to the railroads, highways, primary highways, secondary highways, urban expressways, urban main roads, urban secondary roads, urban rail transit routes, inland rivers and high-grade waterways. .