Appendix G   Noise Monitoring Results
Daytime Noise Monitoring Results at Station NMC1
Date Weather Condition Noise Level for 30-min, dB(A)+ Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) Limit Level, dB(A) Exceedance (Y/N)
Time  L90 L10 Leq
4-Oct-07 Sunny 14:00 59.9 67.9 64.3 72.1 *Note 75 N
10-Oct-07 Sunny 9:30 60.0 67.2 63.4 72.1 *Note 75 N
16-Oct-07 Sunny 13:00 60.0 66.1 62.8 72.1 *Note 75 N
22-Oct-07 Sunny 13:00 59.8 66.6 63.4 72.1 *Note 75 N
Min 59.8 66.1 62.8
Max 60.0 67.9 64.3
Average 60.0 67.4 63.6
Daytime Noise Monitoring Results at Station NMC2
Date Weather Condition Noise Level for 30-min, dB(A)+ Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) Limit Level, dB(A) Exceedance (Y/N)
Time  L90 L10 Leq
4-Oct-07 Sunny 14:45 58.7 65.4 62.2 70.7 *Note 70 N
10-Oct-07 Sunny 10:15 58.7 65.7 62.4 70.7 *Note 70 N
16-Oct-07 Sunny 13:40 58.6 64.7 61.5 70.7 *Note 70 N
22-Oct-07 Sunny 13:45 59.1 65.3 62.1 70.7 *Note 70 N
Min 58.6 64.7 61.5
Max 59.1 65.7 62.4
Average 58.7 65.6 62.4
Daytime Noise Monitoring Results at Station NMC3
Date Weather Condition Noise Level for 30-min, dB(A)+ Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) Limit Level, dB(A) Exceedance (Y/N)
Time  L90 L10 Leq
4-Oct-07 Sunny 15:30 58.9 65.7 62.5 67.5 *Note 70 N
10-Oct-07 Sunny 11:00 58.5 65.5 62.3 67.5 *Note 70 N
16-Oct-07 Sunny 14:25 58.5 64.5 61.2 67.5 *Note 70 N
22-Oct-07 Sunny 14:25 59.4 65.5 62.3 67.5 *Note 70 N
Min 58.5 64.5 61.2
Max 59.4 65.7 62.5
Average 58.6 65.6 62.4
 + - Façade measurement
Bold & Italic value indicated an Limit level exceedance
Note: Measured noise level is less than the baseline noise level.