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-Jun-13 14:10 14:15 Sunny 57 60 55 Drill Rig and Concrete Lorry Mixer Traffic noise  - 33 0.8 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
02-Jun-13 14:15 14:20 Sunny 57 58 55 -
02-Jun-13 14:20 14:25 Sunny 59 61 56 -
02-Jun-13 14:10 14:25 Sunny 58 60 55 -
11-Jun-13 19:03 19:08 Cloudy 59 60 57 Drill Rig Traffic noise & aircraft noise - 26 0.6 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
11-Jun-13 19:08 19:13 Cloudy 60 61 56 -
11-Jun-13 19:13 19:18 Cloudy 59 61 56 -
11-Jun-13 19:03 19:18 Cloudy 59 61 56 -
16-Jun-13 14:17 14:22 Cloudy 60 63 58 Drill Rig Traffic noise & aircraft noise - 30 0.5 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
16-Jun-13 14:22 14:27 Cloudy 62 64 59 -
16-Jun-13 14:27 14:32 Cloudy 62 65 59 -
16-Jun-13 14:17 14:32 Cloudy 61 64 59 -
25-Jun-13 19:02 19:07 Cloudy 60 62 57 Drill rig Traffic noise - 29 0.6 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
25-Jun-13 19:07 19:12 Cloudy 60 61 56 -
25-Jun-13 19:12 19:17 Cloudy 60 62 56 -
25-Jun-13 19:02 19:17 Cloudy 60 62 56 -
30-Jun-13 10:00 10:05 Sunny 57 58 55 Drill rig Traffic noise & aircraft noise - 30 0.8 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
30-Jun-13 10:05 10:10 Sunny 56 58 55 -
30-Jun-13 10:10 10:15 Sunny 58 60 55 -
30-Jun-13 10:00 10:15 Sunny 57 59 55 -
      Min. 57                  
      Max. 62