Daytime Noise Monitoring Results -- Normal weekday            
                         
Station M3, Kwan Yick building                  
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-Dec-10 10:30 11:00 Sunny 69 70 67 Pre-bored piling, lifting Traffic Noise N.A 21.0 0.4 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
07-Dec-10 10:30 11:00 Sunny 69 71 67 Pre-bored piling, lifting Traffic Noise N.A 19.0 0.3 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
13-Dec-10 14:32 15:02 Fine 69 70 67 Pre-bored piling, lifting Traffic Noise N.A 22.0 0.4 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
24-Dec-10 10:20 10:50 Sunny 69 70 66 Pre-bored piling, lifting Traffic Noise N.A 19.0 0.2 RION- NL31 (S/N 00983400) RION - NC73 (S/N 10997142)
30-Dec-10 10:33 11:03 Sunny 69 70 67 Lifting, excavation work Traffic Noise N.A 18.0 0.2 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
      Min. 69                
      Max. 69