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

05-Dec-13

13:21

13:51

Fine

64

66

61

Tunnel Works

Road traffic noise

N.A

18.3

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

11-Dec-13

10:03

10:33

Fine

65

67

61

Tunnel Works

Road traffic noise

N.A

19.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

18-Dec-13

11:30

12:00

Fine

64

66

61

Tunnel Works

Road traffic noise

N.A

10.9

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

27-Dec-13

10:10

10:40

Fine

70

72

63

Tunnel Works

Road traffic noise

N.A

13

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068