Table 10   Summary of Construction Noise Monitoring Results

Time Period

Noise Monitoring Stations

Leq (30min) dB(A) (Range)

Action Level

Limit Level dB(A)

0700-1900 hrs

on normal weekdays

CM1

56.0 – 61.2

When one documented complaint is received

75

CM2

56.5 – 61.0

75

CM3

54.5 – 56.5

75

 

Remark: CM1, CM2 and CM3: Free-field measurement (+3 dB(A) correction has been applied).