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
06-Jan-13 17:23 17:38 Sunny 67.3 68.8 65.0 No outdoor construction noise Mainly traffic noise - 15.1 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
20-Jan-13 11:27 11:42 Sunny 65.9 67.6 63.6 No outdoor construction noise Mainly traffic noise - 17.8 <5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
27-Jan-13 13:29 13:44 Fine 68.4 69.7 66.0 No outdoor construction noise Mainly traffic noise - 16.4 <5 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
                           
Min. 65.9
Max. 68.4
Remark:  The data (6 and 20 Jnauary) 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 M5a, Chuk Lam Ming Tong                  
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
20-Jan-13 16:22 16:37 Fine 64.7 67.1 54.0 Works in tunnel Road traffic noise at San Wan Drive  N.A 17.8 <5 B&K 2238  S/N : 2385180 B&K 4231  S/N: 3003246
Min. 64.7
Max. 64.7
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
06-Jan-13 15:15 15:30 Fine 53.2 54.7 50.1 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.		 15.1 <5 B&K 2238        S/N : 2381580 B&K 4231     S/N: 3003246
Min. 53.2
Max. 53.2
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
13-Jan-13 16:32 16:47 Sunny 63.3 66.5 55.9 No major constructin works Road Traffic noise from Shek Pai Wan Road N.A 16.8 <5 B&K 2238   S/N : 2381580 B&K 4231  S/N: 3003246
Min. 62.3
Max. 62.3
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
02-Jan-13 22:11 22:26 Fine 65.1 66.8 63 No outdoor construction noise Mainly traffic noise - 18 0.8 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
09-Jan-13 22:45 23:00 Fine 65.6 67.3 63.5 No outdoor construction noise Mainly traffic noise - 16.2 <5 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
29-Jan-13 20:30 20:45 Fine 64.4 66 62.2 No outdoor construction noise Mainly traffic noise - 17 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
30-Jan-13 22:45 23:00 Fine 64.4 66 62.2 No outdoor construction noise Mainly traffic noise - 18.1 <5 B&K 2238   S/N: 2381580 B&K 4231   S/N: 3003246
Min. 64.4
Max. 65.6
[1] The data (M3_Evening Time) of 9 and 29 January 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