| Restricted Hours Noise Monitoring Results
-- Daytime on Public Holiday |
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| Station M5a, Chuk Lam Ming Tong |
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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 |
| 18-Dec-11 |
16:44 |
16:59 |
Cloudy |
59 |
61 |
54 |
No major construction works |
Road traffic noise
at San Wan Drive |
N.A |
16.1 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
| 26-Dec-11 |
16:44 |
16:59 |
Cloudy |
63 |
64 |
54 |
No major construction works |
Road traffic noise
at San Wan Drive |
N.A |
15.8 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2385180 |
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Min. |
59 |
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Max. |
63 |
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| Restricted
Hours Noise Monitoring Results -- Evening time |
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| Station M5a, Chuk Lam Ming Tong |
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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 |
| 07-Dec-11 |
22:45 |
23:00 |
Cloudy |
63 |
59 |
49 |
Operation of
excavator |
Road
traffic at San Wan Drive and ideal cement truck parking near the football
playground |
According
to contractor, general construction works was in process accordance to CNP. |
22.3 |
<5 |
B&K 2238 S/N : 2684502 |
B&K
4231 S/N: 2385180 |
| 21-Dec-11 |
22:45 |
23:00 |
Fine |
61 |
59 |
49 |
Works inside noise enclosure |
Road traffic at San Wan Drive and ideal police patrol car
parking near the football playground |
According to contractor, general construction works was in
process accordance to CNP. |
19.5 |
<5 |
B&K
2238 S/N : 2684502 |
B&K 4231 S/N: 2656516 |
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Min. |
61 |
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Max. |
63 |
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