Night time Noise Monitoring Results                  
                           
Station M3, Kwan Yick Building                    
Date Start Time End Time  Weather Noise level (dB(A)), 30 min Major Construction Noise Source(s) Observed Other Noise Source(s) Observed Remarks Temp. (°C) Wind Speed (m/s) Noise Meter Model / ID Calibrator Model / ID
Leq L10 L90
15/08/2014-a 23:00 23:05 Fine 67 68 65 No outdoor construction noise Mainly traffic noise - 29.2 <5 B&K 2238    S/N : 2808432 B&K 4231  S/N: 3003246
15/08/2014-b 23:05 23:10 Fine 67 68 65
15/08/2014-c 23:10 23:15 Fine 68 69 66
15-Aug-14 23:00 23:15 Fine 67 68 65 No outdoor construction noise Road traffic noise from Western Harbour Crossing, engine of turbojet and helicopter fly over head - 29.2 <5 B&K 2238    S/N : 2808432 B&K 4231  S/N: 3003246
      Max 68      
      Min 67      
      Average 67