| Restricted Hours Noise Monitoring Results | |||||||||||||
| Station NM5 | |||||||||||||
| 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 | |||||||||||
| 02-May-10 | 09:12 | 09:17 | Fine | 67 | 67 | 66 | Mobile cranes movement, generator | Traffic Noise | - | 26 | 0.3 | RION- NL31 (S/N 00410224) | RION - NC73 (S/N 10786708) |
| 09:17 | 09:22 | Fine | 66 | 67 | 64 | - | |||||||
| 09:22 | 09:27 | Fine | 65 | 66 | 64 | - | |||||||
| 09:12 | 09:27 | Fine | 66 | 67 | 65 | Average results during 15 min minitoring | |||||||
| 09-May-10 | 10:10 | 10:15 | Sunny | 69 | 69 | 68 | Mobile crane movement, dump truck and generator | Traffic Noise | - | 28 | 0.3 | RION- NA27 (S/N 00201194) | RION - NC73 (S/N 10786708) |
| 10:15 | 10:20 | Sunny | 69 | 69 | 68 | - | |||||||
| 10:20 | 10:25 | Sunny | 70 | 70 | 68 | - | |||||||
| 10:10 | 10:25 | Sunny | 69 | 70 | 68 | Average results during 15 min minitoring | |||||||
| 16-May-10 | 10:50 | 10:55 | Sunny | 68 | 70 | 65 | Mobile crane movement and generator | Traffic Noise | - | 25 | 0.8 | RION- NA27 (S/N 00201194) | RION - NC73 (S/N 10786708) |
| 10:55 | 11:00 | Sunny | 65 | 66 | 65 | - | |||||||
| 11:00 | 11:05 | Sunny | 66 | 68 | 65 | - | |||||||
| 10:50 | 11:05 | Sunny | 67 | 68 | 65 | Average results during 15 min minitoring | |||||||
| 23-May-10 | 09:00 | 09:05 | Cloudy | 66 | 67 | 65 | Mobile crane movement and excavator | Traffic Noise | - | 25 | 0.5 | RION- NA27 (S/N 00201194) | RION - NC73 (S/N 10786708) |
| 09:05 | 09:10 | Cloudy | 67 | 68 | 66 | - | |||||||
| 09:10 | 09:15 | Cloudy | 67 | 68 | 66 | - | |||||||
| 09:00 | 09:15 | Cloudy | 66 | 67 | 65 | Average results during 15 min minitoring | |||||||
| 30-May-10 | 09:50 | 09:55 | Cloudy | 67 | 68 | 67 | Mobile crane movement and generator | Traffic Noise | - | 25 | 0.5 | RION- NA27 (S/N 00201194) | RION - NC73 (S/N 10786708) |
| 09:55 | 10:00 | Cloudy | 67 | 68 | 67 | - | |||||||
| 10:00 | 10:05 | Cloudy | 67 | 68 | 67 | - | |||||||
| 09:50 | 10:05 | Cloudy | 67 | 68 | 67 | Average results during 15 min minitoring | |||||||
| Min. | 65 | ||||||||||||
| Max. | 68 | ||||||||||||