Are you suggesting 60db is is acceptably quiet? It is well above the thresholds for sleep disturbance, negative health consequences, and in line with that of "[

Are you suggesting 60db is is acceptably quiet? It is well above the thresholds for sleep disturbance, negative health consequences, and in line with that of "[extreme irritation]". https://en.wikipedia.org/wiki/Health_effects_from_noise https://en.wikipedia.org/wiki/Health_effects_from_noise Noise pollution is a serious issue and is second behind air pollution among environmental health risks.