Daytime Noise Monitoring Results              
             
Station NM2                  
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
01-Jun-12 09:20 09:50 Fine 74 75 73 Breaker (Near site) Traffic noise - 28 0.5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
07-Jun-12 17:22 17:52 Sunny 74 75 73 Steel bending and formwork erection (Near site) Traffic noise - 28 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
13-Jun-12 16:00 16:30 Cloudy 74 75 73 Excavation (DSD site) Traffic noise - 29 0.3 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
19-Jun-12 10:30 11:00 Cloudy 73 75 72 Breaker (Near site) Traffic noise - 29 0.5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
25-Jun-12 13:16 13:46 Cloudy 74 75 72 Excavation (DSD site) Traffic noise - 29 0.2 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
      Min. 73                  
    Max. 74