Restricted Hours Noise Monitoring Results
-- Daytime on Public Holiday |
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Station M3, Kwan
Yick building |
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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-Nov-11 |
13:37 |
13:52 |
Sunny |
68 |
69 |
66 |
Operation of excavator and
loading |
Mainly
traffic noise |
N.A |
22.9 |
<5 |
B&K
2238 S/N: 2381580 |
B&K
4231 S/N: 2385180 |
20-Nov-11 |
13:37 |
13:52 |
Sunny |
68 |
69 |
66 |
Operation of
excavator and loading |
Mainly traffic noise |
N.A |
22.9 |
<5 |
B&K 2238 S/N: 2381580 |
B&K 4231 S/N: 2385180 |
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Min. |
68 |
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Max. |
68 |
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Restricted
Hours Noise Monitoring Results -- Evening time |
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Station M3, Kwan
Yick building |
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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 |
01-Nov-11 |
19:35 |
19:50 |
Fine |
67 |
69 |
65 |
Operation of
mobile crane |
Road
traffic noise from Western Harbour Crossing, engine of turbojet, planes and helicopter overhead. |
N.A |
24.6 |
<5 |
B&K
2238 S/N : 2684503 |
B&K
4231 S/N: 2385180 |
29-Nov-11 |
19:00 |
19:15 |
Fine |
69 |
70 |
67 |
Rock out and loading |
Road traffic noise from Western Harbour Crossing, engine of
turbojet, planes and helicopter
overhead. |
N.A |
22.7 |
<5 |
B&K 2238 S/N :
2684502 |
B&K 4231 S/N: 2385180 |
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Min. |
67 |
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Max. |
69 |
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