Restricted Hours Noise Monitoring Results -- Evening Time and  Daytime on Public Holiday    
Station M3, Kwan Yick building                  
Date Start Time End Time  Weather Noise level (dB(A)), 5 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
03-Mar-13 11:27 11:42 Cloudy 66 68 64 No outdoor construction noise Mainly traffic noise - 15 0.5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
10-Mar-13 13:40 13:55 Fine 67 68 65 No outdoor construction noise Mainly traffic noise - 22 <5 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
17-Mar-13 11:07 11:22 Fine 66 68 64 No outdoor construction noise Mainly traffic noise - 21 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
                           
29-Mar-13 13:38 13:53 Fine 68 69 66 No outdoor construction noise Mainly traffic noise - 20 <5 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
31-Mar-13 16:25 16:40 Cloudy 66 68 64 No outdoor construction noise Mainly traffic noise - 20 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
Min. 65
Max. 67
Remark:  The data (3 ,17 and 31 March) was provided by Contract No. DC/2007/23. 
Calibration certificates for the noise meter(s) and calibrator(s) used were included in the corresponding Monthly EM&A Report for this Contract
Station M6a, Aegean Terrace                  
Date Start Time End Time  Weather Noise level (dB(A)), 5 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
03-Mar-13 14:05 14:20 Fine 58 60 52 No major construction works Local traffics of Aegean Terrace According to contractor, general construction works was in process accordance to CNP.
Free-field measurement, +3dB correction.		 15.3 <5 B&K 2238        S/N : 2381580 B&K 4231     S/N: 3003246
Min. 58
Max. 58
Station M8, Wah Lai House                  
Date Start Time End Time  Weather Noise level (dB(A)), 5 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
17-Feb-13 11:22 11:37 Sunny 60 62 57 No major constructin works Road Traffic noise from Shek Pai Wan Road N.A 16.9 <5 B&K 2238   S/N : 2381580 B&K 4231  S/N: 3003246
Min. 60
Max. 60
Restricted Hours Noise Monitoring Results -- Evening time           
Station M3, Kwan Yick building                  
Date Start Time End Time  Weather Noise level (dB(A)), 5 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
06-Mar-13 22:45 23:00 Fine 67 68 65 No outdoor construction noise Mainly traffic noise - 19.3 0.3 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
12-Mar-13 20:42 20:57 Fine 66 67 63 No outdoor construction noise Mainly traffic noise - 21 0.5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
26-Mar-13 21:50 22:05 Cloudy 66 68 64 No outdoor construction noise Mainly traffic noise - 19 0.4 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
Min. 67
Max. 67
[1] The data (M3_Evening Time) of 12 and 26 March were provided by Contract No. DC/2007/23.     
Calibration certificates for the noise meter(s) and calibrator(s) used were included in the corresponding Monthly EM&A Report for this Contract