Table 4.7        Summary of Mitigated Construction Noise Levels During Normal Daytime Working Hours (Use of Quiet PME and Temporary/Movable Noise Barriers)

NSR

Predicted Noise Levels, dB(A)

EIAO-TM Normal Daytime Construction Noise Criteria, dB(A)

Mitigation Measures Proposed

Pak Ngau Heung River

 

 

PNH1

52

-

75

75

Use of Quiet PME and Movable Barrier

PNH2

57

-

75

75

Use of Quiet PME and Movable Barrier

PNH3

55

-

75

75

Use of Quiet PME and Movable Barrier

PNH4

49

-

78

75

Use of Quiet PME and Temporary Noise Barrier

PNH5

48

-

75

75

Use of Quiet PME and Temporary Noise Barrier

PNH6

50

-

74

75

Use of Quiet PME and Movable Barrier

LT1

54

-

71

75

Use of Quiet PME and Movable Barrier

LT2

51

-

74

75

Use of Quiet PME and Movable Barrier

Tai Tei Tong River

 

 

TTT1

46

-

65

75

Use of Quiet PME and Movable Barrier

TTT2

49

-

63

75

Use of Quiet PME and Movable Barrier

TTT3

47

-

74

75

Use of Quiet PME and Movable Barrier

TTT4

50

-

72

75

Use of Quiet PME and Movable Barrier

SCH

52

-

65

70 (during normal hours)

65  (during examination)

Use of Quiet PME and Movable Barrier

Luk Tei Tong River and Luk Tei Tong By-pass Channel

 

LTT1

49

-

75

75

Use of Quiet PME and Movable Barrier

LTT2

46

-

72

75

Use of Quiet PME and Movable Barrier

LTT3

47

-

68

75

Use of Quiet PME and Movable Barrier

LTT4

47

-

75

75

Use of Quiet PME and Temporary Noise Barrier