| Annex
B Raw Noise
Monitoring Data |
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| Evening
time Noise Monitoring Data ( 19:00-22:59 ) |
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| Monitoring Location |
Date of Monitoring |
From |
To |
Weather |
Wind Speed (m/s) |
Noise Level, dB(A) |
Noise Source |
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| Leq
(5-min) |
L10 |
L90 |
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| Nam
Cheong Estate (NCE) |
6-Feb-03 |
20:00 |
20:15 |
Fine |
1 |
66.0 |
68.1 |
60.1 |
Traffic noise. |
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| 65.9 |
67.8 |
60.7 |
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| 65.1 |
67.1 |
60.7 |
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| 65.7 |
67.7 |
60.5 |
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| 12-Feb-03 |
19:02 |
19:17 |
Cloudy |
1 |
64.3 |
66.1 |
60.1 |
Traffic noise. |
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| 63.7 |
65.3 |
60.3 |
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| 63.9 |
66.0 |
60.1 |
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| 64.0 |
65.8 |
60.2 |
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| 17-Feb-03 |
19:15 |
19:30 |
Cloudy |
1 |
64.1 |
66.7 |
60.7 |
Traffic noise. |
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| 65.2 |
67.8 |
61.0 |
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| 64.8 |
66.9 |
60.1 |
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| 64.7 |
67.2 |
60.9 |
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| 27-Dec-02 |
19:00 |
19:15 |
Cloudy |
1 |
64.3 |
66.9 |
60.9 |
Noise by traffic and aircraft |
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| 64.8 |
64.2 |
60.8 |
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| 65.2 |
67.2 |
60.6 |
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| 64.8 |
67.1 |
60.8 |
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| 25-Feb-03 |
19:00 |
19:15 |
Cloudy |
1 |
65.0 |
67.1 |
63.0 |
Traffic noise. |
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| 65.3 |
67.5 |
62.6 |
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| 65.3 |
67.5 |
63.1 |
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| 65.2 |
67.4 |
62.9 |
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29-Oct-02 |
19:22 |
19:37 |
Cloudy |
1 |
64.8 |
65.7 |
61.7 |
Traffic noise. |
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64.7 |
65.7 |
61.9 |
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65.7 |
66.3 |
62.1 |
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65.1 |
65.9 |
61.9 |
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| Remarks: |
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| 1)
Type of Measurement: |
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| 2)
3.0 dB(A) correction factor is applied to all free field measurements |
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| 3)
Underlined numbers are log avenge of the 3 consecutive Leq (5min) reading. |
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Free Field - N-NCE |
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