| Appendix I Impact Daytime Construction Noise
Monitoring Results |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Location
: M2 (West Tai Wo - Free Field) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Measured Noise Level for 30-min, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Date |
Start Time |
Leq* |
L10* |
L90* |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 6-Apr-20 |
13:00 |
64.7 |
66.0 |
62.5 |
75 |
N |
|
5128613.84 |
7943282.347 |
3548133.892 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 15-Apr-20 |
11:10 |
68.8 |
70.4 |
68.8 |
75 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 21-Apr-20 |
13:30 |
66.7 |
67.5 |
64.5 |
75 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 29-Apr-20 |
15:05 |
68.5 |
69.8 |
66.0 |
75 |
N |
|
9332543.008 |
13182567.39 |
9332543.008 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 29-Apr-20 |
15:05 |
68.5 |
69.8 |
66.0 |
75 |
N |
|
4570881.896 |
5623413.252 |
2238721.139 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Min |
64.7 |
66.0 |
62.5 |
|
|
|
67.6 |
69.0 |
66.3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Max |
68.8 |
70.4 |
68.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Average |
67.5 |
68.8 |
66.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Location
: M3 (Fanling Government Secondary School- Façade) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Measured Noise Level for 30-min, dB(A) |
Limit Level, dB(A)^ |
Exceedance (Y/N) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Date |
Start Time |
Leq |
L10 |
L90 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 6-Apr-20 |
11:00 |
60.2 |
61.0 |
55.5 |
70 |
N |
|
1096478.196 |
1778279.41 |
630957.3445 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 15-Apr-20 |
10:03 |
65.0 |
66.2 |
62.5 |
70 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 21-Apr-20 |
14:00 |
60.6 |
61.5 |
56.5 |
70 |
N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 29-Apr-20 |
13:40 |
63.7 |
65.5 |
60.9 |
70 |
N |
|
4168693.835 |
6456542.29 |
2691534.804 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 29-Apr-20 |
13:40 |
63.7 |
65.5 |
60.9 |
70 |
N |
|
1548816.619 |
1778279.41 |
794328.2347 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Min |
60.2 |
61.0 |
55.5 |
|
|
|
62.9 |
64.5 |
60.6 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Max |
65.0 |
66.2 |
62.5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Average |
62.8 |
64.1 |
59.8 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| * +3dB(A) Façade effect correction included |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ^ Limit Level of 70dB(A) applies to education institutes while
65dB(A) applies during school examination period. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|