Evening Time Noise Monitoring Results |
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Station M3, Kwa
Yick Building |
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Date |
Start Time |
End Time |
Weather |
Noise level (dB(A)), 15 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 |
02/07/2010-a |
22:00 |
22:05 |
Fine |
66.4 |
68.0 |
64.5 |
Operating
bentonite filitering plant and hydraulic excavator |
Traffic
noise |
N.A |
30 |
<5 |
B&K
2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
02/07/2010-b |
22:05 |
22:10 |
Fine |
65.9 |
67.0 |
64.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
02/07/2010-c |
22:10 |
22:15 |
Fine |
66.3 |
67.5 |
64.5 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
02-Jul-10 |
22:00 |
22:15 |
Fine |
66 |
68 |
64 |
Operating bentonite filitering plant and hydraulic
excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238
S/N : 2684502 |
B&K 4231
S/N: 2385180 |
05/07/2010-a |
22:45 |
22:50 |
Fine |
66.4 |
68.0 |
64.5 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
05/07/2010-b |
22:50 |
22:55 |
Fine |
65.9 |
67.0 |
64.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
05/07/2010-c |
22:55 |
23:00 |
Fine |
66.3 |
67.5 |
64.5 |
Operating bentonite filitering plant and hydraulic extractor |
Traffic noise |
N.A |
30 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
05-Jul-10 |
22:45 |
23:00 |
Fine |
66 |
68 |
64 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30 |
<5 |
B&K
2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
12/07/2010-a |
22:45 |
22:50 |
Fine |
65.2 |
66.5 |
63.5 |
Operating
bentonite filitering plant and hydraulic excavator |
Traffic
noise |
N.A |
30.2 |
<5 |
B&K
2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
12/07/2010-b |
22:50 |
22:55 |
Fine |
64.3 |
66.0 |
61.5 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30.2 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
12/07/2010-c |
22:55 |
23:00 |
Fine |
65.3 |
67.0 |
63.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
30.2 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
12-Jul-10 |
22:45 |
23:00 |
Fine |
65 |
67 |
63 |
Operating bentonite filitering plant and hydraulic
excavator |
Traffic noise |
N.A |
30.2 |
<5 |
B&K 2238
S/N : 2684502 |
B&K 4231
S/N: 2385180 |
19/07/2010-a |
22:45 |
22:50 |
Fine |
65.5 |
66.0 |
65.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.7 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
19/07/2010-b |
22:50 |
22:55 |
Fine |
65.3 |
66.5 |
63.5 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.7 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
19/07/2010-c |
22:55 |
23:00 |
Fine |
66.4 |
68.5 |
63.5 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.7 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
19-Jul-10 |
22:45 |
23:00 |
Fine |
66 |
67 |
64 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.7 |
<5 |
B&K
2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
26/07/2010-a |
22:45 |
22:50 |
Fine |
65.4 |
66.0 |
64.5 |
Operating
bentonite filitering plant and hydraulic excavator |
Traffic
noise |
N.A |
29.2 |
<5 |
B&K
2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
26/07/2010-b |
22:50 |
22:55 |
Fine |
65.6 |
67.0 |
64.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.2 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
26/07/2010-c |
22:55 |
23:00 |
Fine |
66.3 |
68.5 |
66.0 |
Operating bentonite filitering plant and hydraulic excavator |
Traffic noise |
N.A |
29.2 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
26-Jul-10 |
22:45 |
23:00 |
Fine |
66 |
67 |
65 |
Operating bentonite filitering plant and hydraulic
excavator |
Traffic noise |
N.A |
29.2 |
<5 |
B&K 2238
S/N : 2684502 |
B&K 4231
S/N: 2385180 |
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00:05 |
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Min. |
65 |
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Max. |
66 |
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