Evening time Noise Monitoring Results

Station M8, Wah Lai House

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

06/02/2014-a

22:45

22:50

Fine

57

59.5

51.0

Tunnel works

Road Traffic noise from Shek Pai Wan Road and cars from residents of Wah Lai House

Major noise source -- road traffic noise.

18.6

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

06/2/2014-b

22:50

22:55

Fine

57

59.0

51.5

18.6

<5

06/02/2014-c

22:55

23:00

Fine

56

59.0

51.5

18.6

<5

06-Feb-14

22:45

23:00

Fine

60

62.2

54.3

Tunnel works

Road Traffic noise from Shek Pai Wan Road and cars from residents of Wah Lai House

Major noise source -- road traffic noise.

18.6

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 3004068

Max

60

Min

56