| Daytime Noise Monitoring Results | |||||||||||||
| Station NM3 | |||||||||||||
| 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 | |||||||||||
| 07-Apr-10 | 09:10 | 09:40 | Trace Rain | 75 | 76 | 73 | Excavator work, mobile cranes were working | Traffic noise | - | 19 | 1.5 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10786708) |
| 13-Apr-10 | 09:10 | 09:40 | Fine | 75 | 76 | 73 | Excavator work, two mobile cranes were working | Traffic noise | - | 26 | 0.5 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10786708) |
| 19-Apr-10 | 13:15 | 13:45 | Fine | 75 | 76 | 73 | Excavator work, mobile cranes were working | Traffic noise | - | 23 | 0.5 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10786708) |
| 30-Apr-10 | 09:20 | 09:50 | Sunny | 75 | 76 | 73 | Excavator work, mobile cranes were working | Traffic noise | - | 22 | 0.7 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10786708) |
| Min. | 75 | ||||||||||||
| Max. | 75 | ||||||||||||