Daytime Noise Monitoring Results -- Normal weekday

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

04-Oct-12

10:10

10:40

Sunny

64

67

59

Rock out and loading

Road traffic noise

N.A

26

<5

B&K 2238   S/N : 2808432

B&K 4231  S/N: 3003246

10-Oct-12

13:39

14:09

Sunny

64

67

58

loading

Road traffic noise

N.A

26.3

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

16-Oct-12

13:31

14:01

Sunny

64

66

57

loading

Road traffic noise

N.A

26.2

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

22-Oct-12

09:31

10:01

Sunny

66

67

60

Tunnel works

Road traffic noise

N.A

25.7

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

Min.

64

Max.

66