| Restricted Hours Noise Monitoring Results -- Night time | |||||||||||||
| Station M6a, Aegean Terrace | |||||||||||||
| Date | Start Time | End Time | Weather | Noise level (dB(A)), 5 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 | |||||||||||
| 18-Apr-13 | 23:00 | 23:15 | Fine | 54.0 | 55.9 | 51.0 | Works inside tunnel | Local traffic of Aegean Terence | According
to contractor, general construction works was in process accordance to
CNP. Free-field measurement, +3dB correction. |
25.5 | <5 | B&K 2238 S/N : 2800932 | B&K 4231 S/N: 3004068 |
| Min. | 54.0 | ||||||||||||
| Max. | 54.0 | ||||||||||||