Appendix G - Noise Monitoring Results
  Location N5  - Garden Villa   (Baseline Level : 66.3 dB(A) )    
Date Time Weather dB (A) (30-min) Construction Noise Level
L eq L10 L 90 L eq
5-Sep-06 16:45 Sunny 67.3 69.5 62.5 60.4
12-Sep-06 09:00 Cloudy 70.6 74.5 67.0 68.6
19-Sep-06 09:00 Sunny 71.6 74.0 68.5 70.1
25-Sep-06 09:15 Sunny 70.6 72.5 67.0 68.6
Average 70.3 73.0 66.7 68.1
Minimum 67.3 69.5 62.5 60.4
Maximum 71.6 74.5 68.5 70.1
  Location N6  - Shatin Heights   (Baseline Level : 70.2 dB(A) )
Date Time Weather dB (A) (30-min) Construction Noise Level
L eq L10 L 90 L eq
5-Sep-06 15:30 Sunny 66.4 69.0 62.0 66.4
12-Sep-06 09:45 Cloudy 69.4 71.5 66.5 69.4
19-Sep-06 10:00 Sunny 65.9 70.5 63.0 65.9
25-Sep-06 09:50 Sunny 68.4 70.0 64.5 68.4
Average 67.8 70.3 64.3 67.8
Minimum 65.9 69.0 62.0 65.9
Maximum 69.4 71.5 66.5 69.4
  Location N7  - Lau Pak Lok Secondary School (Baseline Level : 67.3 dB(A) )    
Date Time Weather dB (A) (30-min) Construction Noise Level
L eq L10 L 90 L eq
5-Sep-06 13:00 Sunny 67.2 69.5 63.5 67.2
12-Sep-06 13:15 Cloudy 69.0 72.5 67.0 64.1
19-Sep-06 13:20 Sunny 64.9 67.5 63.5 64.9
25-Sep-06 13:00 Sunny 68.7 70.5 65.5 63.1
Average 67.7 70.4 65.1 65.1
Minimum 64.9 67.5 63.5 63.1
Maximum 69.0 72.5 67.0 67.2
  Location N8  - Tin Sam Tsuen   (Baseline Level : 72.0 dB(A) )    
Date Time Weather dB (A) (30-min) Construction Noise Level
L eq L10 L 90 L eq
5-Sep-06 11:25 Sunny 68.4 70.0 64.5 68.4
12-Sep-06 14:10 Cloudy 69.7 72.5 65.5 69.7
19-Sep-06 14:10 Sunny 68.2 70.5 64.5 68.2
25-Sep-06 15:00 Sunny 66.5 68.5 62.0 66.5
Average 68.3 70.6 64.3 68.3
Minimum 66.5 68.5 62.0 66.5
Maximum 69.7 72.5 65.5 69.7
# Construction Noise Level = Measured Noise Level - Baseline Noise Level (or equal to measured noise level when less than baseline)
Restricted Hours# - Noise Monitoring Results
  Location N5  - Garden Villa (Baseline Level : 60.0 dB(A) )
Date Time Weather dB (A) (5-min)
L eq L10 L 90
3-Sep-06 10:00 Cloudy 57.4 61.0 53.0
10:05 57.6 61.5 53.5
10:10 57.7 61.5 53.5
5-Sep-06 19:00 Cloudy 59.1 61.5 57.0
19:05 58.6 61.0 56.0
19:10 59.4 61.5 57.0
10-Sep-06 09:30 Cloudy 56.9 60.0 53.0
09:35 57.3 61.0 53.5
09:40 57.1 61.0 53.5
12-Sep-06 19:00 Cloudy 58.4 61.0 56.0
19:05 58.7 62.5 56.0
19:10 58.3 61.0 55.5
17-Sep-06 10:00 Sunny 57.6 60.5 52.5
10:05 57.8 60.5 53.0
10:10 57.5 60.5 53.0
19-Sep-06 19:45 Cloudy 57.6 60.5 54.5
19:50 58.0 60.5 54.5
19:55 57.5 60.5 54.0
24-Sep-06 10:15 Cloudy 57.6 60.0 53.0
10:20 57.9 61.5 53.5
10:25 57.9 61.5 53.5
25-Sep-06 19:00 Cloudy 57.4 60.5 53.5
19:05 57.6 60.5 54.0
19:10 57.7 60.5 54.0
Average 57.9 61.0 54.4
Minimum 56.9 60.0 52.5
Maximum 59.4 62.5 57.0
# Remarks:  - 07:00 - 23:00 hrs holidays & 19:00 - 23:00 hrs on all other days
- 23:00 - 07:00 of next day
Restricted Hours# - Noise Monitoring Results
  Location N6  - Shatin Heights (Baseline Level : 65.0 dB(A) )
Date Time Weather dB (A) (5-min)
L eq L10 L 90
5-Sep-06 19:55 Cloudy 56.6 59.0 50.5
20:00 55.7 57.0 50.0
20:05 56.3 58.0 51.5
12-Sep-06 19:45 Cloudy 56.4 58.5 53.5
19:50 55.9 58.5 53.0
19:55 56.8 59.0 53.5
19-Sep-06 19:00 Cloudy 57.8 59.0 54.5
19:05 57.1 59.0 54.0
19:10 57.2 58.5 54.0
25-Sep-06 19:50 Cloudy 57.8 61.5 54.5
19:55 58.0 62.0 55.0
20:00 58.1 62.0 55.0
Average 57.0 59.6 53.5
Minimum 55.7 57.0 50.0
Maximum 55.7 57.0 50.0
# Remarks:  - 19:00 to 23:00 on normal weekdays
Restricted Hours# - Noise Monitoring Results
  Location N5  - Garden Villa (Baseline Level : 50.6 ~ 67.1 dB(A) )
Date Time Weather dB (A) (5-min)
L eq L10 L 90
5-Sep-06 23:00 Cloudy 54.6 59.0 50.5
23:05 54.2 58.0 50.5
23:10 54.6 59.0 50.5
12-Sep-06 23:00 Cloudy 54.7 58.5 51.0
23:05 54.5 58.5 50.5
23:10 54.3 58.0 50.5
19-Sep-06 23:00 Cloudy 54.6 58.0 51.0
23:05 54.2 58.0 51.0
23:10 54.4 58.0 50.5
25-Sep-06 23:00 Cloudy 54.8 57.5 51.0
23:05 54.7 58.5 51.5
23:10 54.8 57.0 51.0
Average 54.5 58.2 50.8
Minimum 54.2 57.0 50.5
Maximum 54.8 59.0 51.5
# Remarks:  - 23:00 to 07:00 on normal weekdays
-The noise monitoring results are well within the range of Baseline Monitoring Level and there is no evidence showing that the dominant noise was generated from the construction activities.
Restricted Hours# - Noise Monitoring Results
  Location N6  - Shatin Heights (Baseline Level : 52.4 ~ 68.9 dB(A) )
Date Time Weather dB (A) (5-min)
L eq L10 L 90
5-Sep-06 23:00 Cloudy 57.4 61.0 53.0
23:05 57.6 61.0 53.5
23:10 57.3 61.0 53.0
12-Sep-06 23:05 Cloudy 57.2 61.5 53.0
23:10 57.6 61.5 53.0
23:15 57.4 61.0 53.0
19-Sep-06 23:00 Cloudy 57.3 61.5 53.0
23:05 56.9 61.0 53.5
23:10 57.4 61.0 53.0
25-Sep-06 23:10 Cloudy 57.6 61.0 53.0
23:15 57.4 61.0 53.0
23:20 57.7 61.0 53.5
Average 57.4 61.1 53.1
Minimum 56.9 61.0 53.0
Maximum 57.7 61.5 53.5
# Remarks:  - 23:00 to 07:00 on normal weekdays
-The noise monitoring results are well within the range of Baseline Monitoring Level and there is no evidence showing that the dominant noise was generated from the construction activities.