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
04-Jun-10 11:15 11:45 Fine 74 75 73 Excavator work, crawler cranes Traffic noise - 24.8 0.5 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10786708)
10-Jun-10 13:05 13:35 Trace Rain 74 76 73 Excavator work, crawler cranes Traffic noise - 25.7 0.5 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10786708)
15-Jun-10 13:20 13:50 Cloudy 74 76 73 Crawler Crane, Excavator Traffic noise - 29.3 0.8 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10786708)
21-Jun-10 13:20 13:50 Fine 74 76 72 Crawler Crane, Excavator Traffic noise - 30.2 0.3 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10786708)
              Crawler Crane, Excavator Traffic noise          
      Min. 74                  
      Max. 74