| Daytime Noise Monitoring Results --
Normal weekday |
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| Station M6a,
Aegean Terrace |
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| 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 |
| 01-Dec-11 |
10:40 |
11:10 |
Fine |
55 |
56 |
52 |
Preparing
for blasting |
Loading
from the construction site near Cyberport PTW and operation of excavator,
Helicopter fly over
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Free-field
measurement, +3dB correction. |
18.7 |
<5 |
B&K 2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
| 07-Dec-11 |
10:40 |
11:10 |
Cloudy |
58 |
60 |
53 |
Operatation of gantry and loading |
Loading from the construction site near Cyberport PTW and
operation of excavator, Helicopter fly over
|
Free-field measurement, +3dB correction. |
22.3 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
| 13-Dec-11 |
10:41 |
11:11 |
Sunny |
55 |
57 |
49 |
Grounting |
Loading from the construction site near Cyberport PTW and
operation of excavator, plane fly over
|
Free-field measurement, +3dB correction. |
17.1 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
| 19-Dec-11 |
11:17 |
11:47 |
Cloudy |
57 |
58 |
52 |
Rock out |
Loading from the construction site near Cyberport PTW and
operation of excavator
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Free-field measurement, +3dB correction. |
16.7 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
| 29-Dec-11 |
11:04 |
11:34 |
Cloudy |
56 |
57 |
52 |
Rock out |
Loading from the construction site near Cyberport PTW and
operation of excavator
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Free-field measurement, +3dB correction. |
17.7 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
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Min. |
55 |
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Max. |
58 |
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| Remark:
Free-field measurement, +3dB correction. |
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