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

06-Jul-12

14:25

14:55

Sunny

67

68

66

-

Traffic Noise

-

30

0.3

RION- NL31 (S/N 00603867)

RION - NC73 (S/N 10997142)

12-Jul-12

09:20

09:50

Sunny

67

68

65

No outdoor construction

Traffic Noise

-

31

0.3

RION- NL31 (S/N 00710259)

RION - NC73 (S/N 10997142)

18-Jul-12

10:32

11:02

Cloudy

67

68

65

No outdoor construction

Traffic Noise

-

31

0.3

RION- NL31 (S/N 00710259)

RION - NC73 (S/N 10997142)

24-Jul-12

13:03

13:33

Cloudy

66

68

64

No outdoor construction

Traffic Noise

-

27

1.8

RION- NL31 (S/N 00710259)

RION - NC73 (S/N 10997142)

30-Jul-12

14:30

15:00

Sunny

67

69

65

-

Traffic Noise

-

30

0.3

RION- NL31 (S/N 00710259)

RION - NC73 (S/N 10997142)

Min.

66

Max.

67

Remark: (*): The data were provided by Contract No. DC/2007/23. Calibration certificates for the noise meter(s) and calibrator(s) used were included in the corresponding Monthly EM&A Report for this Contract