Traditional Culture Encyclopedia - Traditional customs - What is the legal standard of automobile noise?
What is the legal standard of automobile noise?
1.
Maximum allowable noise level inside the bus The maximum allowable noise level inside the bus shall not exceed 82dB.
2.
The noise level near the driver's ear should not be greater than 90dB.
3.
The horn sound level of a motor vehicle shall be 90~ 1 15dB when measured at a height of 1.2m in front of the vehicle.
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