5 EASY FACTS ABOUT URBAN NOISE SOLUTIONS DESCRIBED

Day-night time typical stage, DNL or LDN: This measurement assesses the cumulative publicity to sound for any 24-hour period of time (Leq about 24 hrs) of the calendar year, which has a ten dB(A) penalty or excess weight additional to nighttime noise measurements given the amplified sensitivity to noise at nighttime.Windows and glass doorways Part