Sentences with phrase «decibel noise limit»

Not exact matches

Wherever you first arrive in Madrid, one in four streets offer a decibel level that violates the World Health Organization limits on noise, posing a threat to health and sanity.

Overall, they found that, at maximum volume, every one of the noise machines placed within 3 1/4 feet of infants» ears were capable of producing sounds that exposed the babies to more than 50 A-weighted decibels, what the study describes as «the current recommended noise limit for infants in hospital nurseries.»

«One of the surprising findings from this study was that even the subjects who had extreme exposure — two subjects who went to a music festival with 16 hours of exposure at 101 to 103 dBA (A-weighted decibels), which is around 1,000 percent of the daily occupational noise limit — had only temporary changes on some functional tests, with no evidence of permanent pathology,» Le Prell said.

When activated, the Quiet Exhaust mode uses the active valve performance exhaust to shut down valves and limit the amount of noise the engine emits to roughly 72 decibels, which is roughly equivalent to the sound of a standard home dishwasher.

Nearby Huron County limits noise levels from turbines to an average of 50 decibels from 7 a.m. to 10 p.m. and 45 decibels the rest of the day.

This grassroots opposition to wind development in Germany is DESPITE having some of the most stringent audible noise regulations which limit nighttime sound levels to 35 decibels in purely residential areas.