Night time Noise Monitoring Results

Station M5a, Chuk Lam Ming Tong(near entrance )

Date

Start Time

End Time

Weather

Noise level (dB(A))

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

02/26/2014-a

23:00

23:05

Fine

54

56.0

50.5

No major construction workd on surface

Traffic noise at San Wan Drive

N.A

20.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

02/26/2014-b

23:05

23:10

Fine

63

64.0

49.0

02/26/2014-c

23:10

23:15

Fine

62

65.5

49.5

26-Feb-14

23:00

23:15

Fine

61

63.3

49.7

No major construction workd on surface

Traffic noise at San Wan Drive

N.A

20.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

Max

63

Min

54