Does the Sound of a Car Horn Constitute Noise?

2 Answers
McHazel
09/09/25 3:28am
If the sound of a car horn exceeds 74 dB, it is considered noise. Introduction to Car Horn Sounds: Car horn sounds are a major source of traffic noise pollution, characterized by sudden onset, short duration, and high volume. The horn of a small car can cause instantaneous noise levels to exceed 70 dB and approach 80 dB, while the horn of a large vehicle can surpass 80 dB. Noise poses significant harm to people, especially sudden bursts of noise. Many local governments have regulations in place regarding car horn sounds. National Requirements: The "Law of the People's Republic of China on the Prevention and Control of Environmental Noise Pollution" defines environmental noise pollution as noise that exceeds the national environmental noise emission standards and interferes with the normal life, work, and study of others.
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StElena
09/20/25 8:16am
I believe car horns are essential safety reminders in traffic, helping to prevent accidents by warning pedestrians or other vehicles. However, excessive or prolonged honking becomes noise pollution, disturbing residents' lives. Regulations prohibit honking at night to minimize disturbances, and urban drivers should voluntarily comply. Personally, I only use the horn in emergencies and avoid unnecessary honking. Avoiding honking in congested city roads reflects civilized driving. Communities provide noise complaint channels, and I recommend using light signals instead of horns to enhance environmental tranquility. Ultimately, whether it's noise depends on usage and timing—reasonable use is key. This concerns everyone's health and harmonious living.
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