| Restricted Hours Noise Monitoring Results -- Night time | |||||||||||||
| Station M3, Kwa Yick Building | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 15 min | Major Construction Noise Source(s) Observed | Other Noise Source(s) Observed | Remarks | Temp. (°C) | Wind Speed (m/s) | Noise Meter Model / ID | Calibrator Model / ID | ||
| Leq | L10 | L90 | |||||||||||
| 09-Nov-11 | 00:40 | 00:55 | Fine | 65 | 66 | 63 | No outdoor construction noise | Mainly traffic noise | - | 27 | 0.7 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| 22-Nov-11 | 23:00 | 23:15 | Fine | 65 | 66 | 63 | No outdoor construction noise | Mainly traffic noise | - | 24 | 0.5 | RION- NL31 (S/N 00603867) | RION - NC73 (S/N 10997142) |
| Min. | 65 | ||||||||||||
| Max. | 65 | ||||||||||||
| [1] The monitoring data on 9 November morning are for the restricted hour of previous day (8 November) | |||||||||||||