Daytime Noise Monitoring Results

Station M5, Chuk Lam Ming Tong

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-Apr-14

10:38

11:08

Fine

64

65

59

Concrete loading

Road traffic noise

N.A

20.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

07-Apr-14

13:52

14:22

Fine

63

66

57

Concrete loading

Road traffic noise

N.A

19.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

16-Apr-14

13:22

13:52

Fine

66

69

58

Concrete loading

Road traffic noise

N.A

22.1

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

23-Apr-14

11:05

11:35

Cloudy

64

67

59

loading

Road traffic noise

N.A

22.4

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

28-Apr-14

13:29

13:59

Sunny

63

65

59

Welding

Road traffic noise

N.A

25.4

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

Average

64

Minimum

63

Maximum

66