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
4-Jul-12 13:34 63.2 65.7 57.2 64.2 63.2 75 N
10-Jul-12 10:30 60.8 62.4 57.6 64.2 60.8 75 N
16-Jul-12 11:08 65.1 67.0 63.8 64.2 57.8 75 N
27-Jul-12 13:45 64.2 66.5 61.3 64.2 64.2 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*
4-Jul-12 10:05 65.2 66.8 62.7 68.1 65.2 75 N
10-Jul-12 14:16 67.9 69.3 65.8 68.1 67.9 75 N
16-Jul-12 14:21 64.5 66.1 62.6 68.1 64.5 75 N
27-Jul-12 16:20 65.0 67.0 62.6 68.1 65.0 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
4-Jul-12 11:00 64.7 66.3 63.0 64.8 64.7 70 N
10-Jul-12 15:45 65.5 67.2 63.6 64.8 57.2 70 N
16-Jul-12 13:08 64.4 66.0 63.2 64.8 64.4 70 N
27-Jul-12 14:35 64.3 66.5 61.7 64.8 64.3 70 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
4-Jul-12 11:20 65.7 67.0 63.4 67.4 65.7 75 N
10-Jul-12 14:59 66.8 68.2 63.9 67.4 66.8 75 N
16-Jul-12 11:50 64.1 65.9 62.7 67.4 64.1 75 N
27-Jul-12 15:15 65.2 67.8 63.6 67.4 65.2 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
4-Jul-12 14:30 64.5 66.9 63.3 65.2 64.5 75 N
10-Jul-12 13:32 65.8 68.0 63.2 65.2 56.9 75 N
16-Jul-12 13:42 64.6 66.9 62.8 65.2 64.6 75 N
27-Jul-12 15:30 65.8 67.1 64.2 65.2 56.9 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*
4-Jul-12 10:15 63.5 65.6 58.8 64.5 63.5 70 N
10-Jul-12 11:18 62.7 64.4 60.1 64.5 62.7 70 N
16-Jul-12 15:45 64.1 66.7 63.2 64.5 64.1 70 N
27-Jul-12 14:20 66.2 67.4 65.0 64.5 61.3 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
4-Jul-12 13:33 60.3 63.2 57.8 61.5 60.3 75 N
10-Jul-12 16:31 61.3 63.0 59.1 61.5 61.3 75 N
16-Jul-12 15:00 63.8 65.0 61.2 61.5 59.9 75 N
27-Jul-12 15:30 65.2 67.7 63.1 61.5 62.8 75 N
 
 
Remarks  
*  +3dB(A) Façade effect correction included  
# - 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