| Restricted Hours Noise Monitoring Results (Evening Time) | |||||||||||||
| Station NM6 Customs' Marine Base (Block H of Government Dockyard) Rooftop | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 5 min+ | Major Construction Noise Source(s) Observed | Other Noise Source(s) Observed | Remarks | Mean Temp. (°C) | Mean Wind Speed (m/s) | Noise Meter Model / ID | Calibrator Model / ID | ||
| Leq | L10 | L90 | |||||||||||
| 03-Aug-10 | 19:34 | 19:39 | Fine | 68 | 69 | 68 | excvation in operation | other construction site nearby, traffic noise from nearby pier. | - | 29.1 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:39 | 19:44 | 68 | 69 | 68 | |||||||||
| 19:44 | 19:49 | 68 | 69 | 68 | |||||||||
| 09-Aug-10 | 19:05 | 19:10 | Fine | 67 | 68 | 67 | excvation in operation | other construction site nearby, traffic noise from nearby pier. | - | 29.6 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:10 | 19:15 | 67 | 68 | 67 | |||||||||
| 19:15 | 19:20 | 68 | 68 | 67 | |||||||||
| 21-Aug-10 | 19:10 | 19:15 | Fine | 66 | 68 | 61 | excvation in operation | traffic noise from nearby pier | - | 29.4 | <5 m/s | B&K 2238 | B&K 4231 |
| 19:15 | 19:20 | 67 | 69 | 65 | |||||||||
| 19:20 | 19:25 | 67 | 69 | 61 | |||||||||
| 27-Aug-10 | 21:19 | 21:24 | Fine | 68 | 69 | 67 | excvation in operation | cargo transportation, traffic noise from nearby pier | - | 28.8 | <5 m/s | B&K 2238 | B&K 4231 |
| 21:24 | 21:29 | 68 | 69 | 67 | |||||||||
| 21:29 | 21:34 | 68 | 69 | 67 | |||||||||
| Min. | 66 | ||||||||||||
| Max. | 68 | ||||||||||||
| + - Façade measurement | |||||||||||||