Noise Monitoring Results |
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(0700-1900 hrs on Normal Weekdays) |
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Location
M9 (Ap Lei Chau PTW) |
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Date |
Time |
Weather |
Unit: dB (A) (30-min) |
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Measured Noise Level |
Baseline Level |
Construction Noise Level |
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L eq |
L10 |
L 90 |
L eq |
L eq |
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3-Mar-20 |
11:15 |
Cloudy |
55.4 |
57.8 |
52.1 |
56.5 |
55.4 Measured ≦ Baseline |
|
12-Mar-20 |
11:30 |
Cloudy |
56.3 |
59.0 |
54.4 |
56.3 Measured ≦ Baseline |
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17-Mar-20 |
11:30 |
Cloudy |
55.6 |
57.2 |
49.3 |
55.6 Measured ≦ Baseline |
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26-Mar-20 |
10:00 |
Cloudy |
55.6 |
58.9 |
51.0 |
55.6 Measured ≦ Baseline |
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31-Mar-20 |
10:00 |
Cloudy |
55.2 |
58.3 |
49.2 |
55.2 Measured ≦ Baseline |
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Minimum |
55 |
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Maximum |
56 |
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Average |
56 |