Daytime Noise Monitoring Results                    
                           
Station NM1                        
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
05-Aug-10 10:00 13:00 Sunny 70 72 68 Driling noise from ASD site, renovation noise from School, hand held breaker Traffic Noise - 30 0.1 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
11-Aug-10 10:10 10:40 Fine 68 710 66 Driling noise from ASD site, minor noise from  HATS Site Traffic Noise - 28 0.2 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
17-Aug-10 08:25 08:55 Sunny 69 71 66 harmmering and cutting noise from ASD Site, mobile crane was working at HATS site Traffic Noise - 29 0.2 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
23-Aug-10 10:30 11:00 Sunny 69 71 67 Pilling and cutting noise from ASD Site, renovation work for school Traffic Noise - 28 0.2 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
      Min. 68             .    
      Max. 70