Annex
B Raw Noise
Monitoring Data |
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Day
time Noise Monitoring Data ( 07:00-18:59 ) |
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Monitoring Location |
Date of Monitoring |
From |
To |
Weather |
Wind Speed (m/s) |
Noise Level, dB(A) |
Noise Source |
Leq
(30-min) |
L10 |
L90 |
Nam
Cheong Estate (NCE) |
6-May-03 |
8:25 |
8:55 |
Cloudy |
2 |
66.1 |
67.8 |
63.7 |
Noise
fromtracked excavator and dump track |
13-May-03 |
8:00 |
8:30 |
Sunny |
2 |
66.1 |
68.1 |
63.4 |
Tracked
excavator and dump truck. |
20-May-03 |
9:00 |
9:30 |
Fine |
1 |
65.4 |
67.0 |
63.6 |
Noise
from breaker and dump truck. |
27-May-03 |
8:30 |
9:00 |
Fine |
1 |
64.5 |
66.7 |
61.5 |
Noise
from excavation work. Noise from tracked excavator. |
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Sir
Ellis Kadoorie Secondary School (SIRA) |
6-May-03 |
9:35 |
10:05 |
Cloudy |
2 |
65.0 |
66.6 |
62.8 |
Cargo handling,
traffic noise and sea traffic |
13-May-03 |
8:59 |
9:29 |
Sunny |
2 |
66.9 |
69.3 |
63.6 |
Noise
from tracked excavator |
20-May-03 |
10:13 |
10:43 |
Fine |
1 |
65.7 |
67.2 |
63.7 |
Noise
from excavator work at CLP site |
27-May-03 |
9:20 |
9:50 |
Fine |
2 |
63.7 |
65.1 |
61.8 |
Minor
internal cargo handling. Noise from breaker at CLP site. |
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Fu Cheong Estate (FCE) |
6-May-03 |
10:25 |
10:55 |
Cloudy |
2 |
68.5 |
70.3 |
66.0 |
Noise from
handheld breaker. Tracked excavator and dump truck. |
13-May-03 |
9:40 |
10:10 |
Sunny |
1 |
68.3 |
70.0 |
65.4 |
Noise
from tracked excavator and dump truck. |
20-May-03 |
11:00 |
11:30 |
Fine |
1 |
69.1 |
70.9 |
66.8 |
Noise
from crane operation |
27-May-03 |
10:10 |
10:40 |
Fine |
1 |
69.8 |
72.3 |
66.2 |
Noise
from crane operation and dump truck. |
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Remarks: |
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1)
Type of Measurement: |
Free Field at N-NCE and N-SIRA |
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