| Daytime Noise Monitoring Results -- Normal weekday | |||||||||||||
| Station M3, Kwan Yick building(*) | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 30 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 | |||||||||||
| 03-Mar-11 | 13:22 | 13:52 | Sunny | 69 | 70 | 66 | Lifting, excavation work | Mainly traffic noise | - | 18.1 | 0.0 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 09-Mar-11 | 13:22 | 13:52 | Cloudy | 69 | 71 | 67 | Lifting, excavation work | Mainly traffic noise | - | 15.7 | 0.0 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 15-Mar-11 | 10:23 | 10:53 | Cloudy | 69 | 70 | 66 | Lifting, excavation work | Mainly traffic noise | - | 19.0 | 0.0 | RION- NL31 (S/N 00983400) | RION - NC73 (S/N 10997142) |
| 21-Mar-11 | 10:23 | 10:53 | Sunny | 68 | 69 | 67 | Lifting, excavation work | Mainly traffic noise | - | 22.9 | 0.0 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10997142) |
| Min. | 68 | ||||||||||||
| Max. | 69 | Remark: (*): The data were provided by Contract No. DC/2007/23. Calibration certificates for the noise meter(s) and calibrator(s) used were included in the corresponding Monthly EM&A Report for this Contract | |||||||||||