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Appendix G - Noise
Monitoring Results |
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Location NMS 1 - Sha Lo Wan |
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Date |
Weather |
Time |
Unit: dB (A) (5-min) |
Average |
Baseline Level |
Construction Noise Level |
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L eq |
L10 |
L 90 |
L eq |
L eq |
L eq |
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5-May-17 |
Sunny |
13:05 |
70.6 |
73.4 |
68.5 |
70 |
66.9 |
70 Measured
¡Ø Limit Level |
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13:10 |
70.8 |
73.8 |
68.8 |
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13:15 |
71.3 |
74.0 |
69.3 |
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13:20 |
69.2 |
71.6 |
67.6 |
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13:25 |
69.9 |
72.2 |
68.2 |
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13:30 |
69.5 |
72.0 |
67.7 |
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11-May-17 |
Sunny |
15:45 |
70.3 |
73.1 |
68.7 |
70 |
70 Measured ¡Ø Limit
Level |
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15:50 |
70.5 |
73.1 |
68.6 |
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15:55 |
69.9 |
72.8 |
68.5 |
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16:00 |
69.8 |
72.6 |
68.1 |
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16:05 |
69.8 |
72.6 |
68.1 |
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16:10 |
70.1 |
73.0 |
68.4 |
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17-May-17 |
Cloudy |
16:00 |
61.5 |
62.7 |
58.2 |
63 |
63 Measured ¡Ø Limit
Level |
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16:05 |
63.2 |
65.3 |
61.5 |
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16:10 |
64.4 |
66.1 |
61.3 |
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16:15 |
60.7 |
62.3 |
59.0 |
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16:20 |
63.7 |
65.1 |
61.4 |
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16:25 |
62.9 |
65.2 |
61.1 |
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23-May-17 |
Sunny |
13:00 |
71.5 |
74.2 |
46.0 |
67 |
67 Measured ¡Ø Limit
Level |
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13:05 |
64.2 |
69.5 |
46.1 |
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13:10 |
65.1 |
70.2 |
48.2 |
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13:15 |
66.9 |
71.4 |
48.0 |
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13:20 |
65.7 |
70.5 |
50.0 |
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13:25 |
66.7 |
72.4 |
49.5 |
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29-May-17 |
Sunny |
13:30 |
71.7 |
77.4 |
54.9 |
72 |
72 Measured ¡Ø Limit
Level |
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13:35 |
70.2 |
74.1 |
51.8 |
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13:40 |
69.9 |
75.3 |
51.5 |
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13:45 |
73.2 |
78.7 |
52.4 |
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13:50 |
71.1 |
76.7 |
53.3 |
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13:55 |
73.2 |
79.0 |
53.1 |
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Remark: * +3dB(A) Façade correction included |
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Location NMS 4 - San Tau |
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Date |
Weather |
Time |
Unit: dB (A) (5-min) |
Average |
Baseline Level |
Construction Noise Level |
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L eq |
L10 |
L 90 |
L eq |
L eq |
L eq |
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5-May-17 |
Sunny |
15:25 |
66.5 |
67.8 |
65.2 |
66 |
56.0 |
66 Measured
¡Ø Limit Level |
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15:30 |
67.5 |
68.2 |
66.1 |
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15:35 |
66.1 |
67.2 |
64.9 |
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15:40 |
65.3 |
66.7 |
63.6 |
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15:45 |
65.7 |
67.0 |
63.9 |
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15:50 |
65.8 |
67.3 |
64.1 |
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11-May-17 |
Sunny |
15:50 |
66.7 |
67.8 |
65.3 |
67 |
67 Measured ¡Ø Limit
Level |
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15:55 |
67.0 |
68.4 |
65.3 |
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16:00 |
66.7 |
67.7 |
65.4 |
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16:05 |
66.5 |
67.5 |
65.4 |
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16:10 |
66.4 |
66.9 |
65.3 |
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16:15 |
67.0 |
68.4 |
65.3 |
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17-May-17 |
Cloudy |
11:00 |
61.6 |
63.5 |
59.6 |
61 |
61 Measured ¡Ø Limit
Level |
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11:05 |
61.3 |
63.3 |
60.1 |
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11:10 |
60.9 |
63.1 |
59.4 |
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11:15 |
60.6 |
63.7 |
59.3 |
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11:20 |
61.7 |
63.4 |
59.9 |
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11:25 |
60.5 |
62.7 |
59.0 |
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23-May-17 |
Sunny |
15:00 |
68.2 |
67.8 |
49.2 |
67 |
67 Measured ¡Ø Limit
Level |
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15:05 |
66.6 |
67.5 |
65.3 |
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15:10 |
66.0 |
66.8 |
65.1 |
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15:15 |
65.9 |
66.7 |
65.1 |
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15:20 |
66.6 |
67.1 |
65.1 |
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15:25 |
65.9 |
66.7 |
65.1 |
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29-May-17 |
Sunny |
10:00 |
52.8 |
52.9 |
46.2 |
53 |
53 Measured ¡Ø Limit
Level |
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10:05 |
52.9 |
53.2 |
45.9 |
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10:10 |
52.7 |
53.0 |
45.9 |
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10:15 |
52.8 |
53.1 |
46.0 |
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10:20 |
52.9 |
53.2 |
45.8 |
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10:25 |
52.8 |
53.2 |
46.0 |
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Remark: * +3dB(A) Façade correction included |
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