Impact Daytime Construction Noise Monitoring Results 
Location : NM1A (168 Shek Kwu Lung Village G/F- Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
6-Mar-12 11:11 61.3 62.7 58.5 64.2 61.3 75 N
12-Mar-12 13:22 61.2 63.0 58.5 64.2 61.2 75 N
23-Mar-12 10:40 60.6 62.5 57.0 64.2 60.6 75 N
29-Mar-12 11:30 60.8 62.3 57.5 64.2 60.8 75 N
Location : NM2 (38 Ha Wun Yiu G/F - Free Field)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A)* Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
6-Mar-12 11:00 68.8 70.5 66.0 68.1 60.5 75 N
12-Mar-12 13:15 66.3 68.1 64.6 68.1 66.3 75 N
23-Mar-12 10:00 66.9 68.5 64.5 68.1 66.9 75 N
29-Mar-12 10:35 67.0 68.5 66.0 68.1 67.0 75 N
Location : NM3 (Wong Shiu Chi Middle School Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A)# Exceedance (Y/N)
Date Start Time Leq L10 L90
6-Mar-12 13:10 66.7 68.4 63.3 64.8 62.2 70 N
12-Mar-12 14:03 64.2 66.5 62.1 64.8 64.2 70 N
23-Mar-12 13:10 64.2 66.5 62.0 64.8 64.2 65 N
29-Mar-12 13:30 64.4 66.0 63.0 64.8 64.4 65 N
Location : NM4 (Uptown Plaza Block 4 Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
6-Mar-12 13:05 65.9 67.5 63.0 67.4 65.9 75 N
12-Mar-12 14:05 65.3 67.0 63.0 67.4 65.3 75 N
23-Mar-12 13:00 63.7 66.0 62.5 67.4 63.7 75 N
29-Mar-12 13:01 65.3 66.6 63.4 67.4 65.3 75 N
Location : NM5 (The Paragon Clubhouse Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
6-Mar-12 13:48 66.3 68.0 64.0 65.2 59.8 75 N
12-Mar-12 14:47 64.8 66.5 63.0 65.2 64.8 75 N
23-Mar-12 13:55 63.0 65.5 60.0 65.2 63.0 75 N
29-Mar-12 14:00 62.1 63.5 60.0 65.2 62.1 75 N
Location : NM6 (PLK Tin Ka Ping Primary School near the entrance - Free Field)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A)* Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A)# Exceedance (Y/N)
Date Start Time Leq* L10* L90*
6-Mar-12 13:56 65.2 66.8 62.9 64.5 56.9 70 N
12-Mar-12 14:51 61.8 63.2 58.4 64.5 61.8 70 N
23-Mar-12 11:00 65.7 66.5 64.5 64.5 59.5 65 N
29-Mar-12 11:30 65.6 67.0 64.0 64.5 59.1 70 N
Location : NM7 (Riverain Bayside Switch Room Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
6-Mar-12 14:41 60.5 61.9 57.2 61.5 60.5 75 N
12-Mar-12 15:31 60.4 62.2 57.7 61.5 60.4 75 N
23-Mar-12 9:38 58.8 60.0 56.5 61.5 58.8 75 N
29-Mar-12 9:44 59.1 60.5 57.5 61.5 59.1 75 N
Remarks
# - Limit Level of 70dB(A) applies to education institutes while 65dB(A) applies during school examination period.
** Construction noise level is only calculated when Measured noise level (Leq) > Baseline noise level. 
    If Measured noise level < Baseline noise level, Corrected noise level = Measured noise level