Appendix I   Noise Monitoring Results
Daytime Noise Monitoring Results at Station CN1
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
1-Apr-08	Cloudy	14:35	59.4	64.5	62.2	72.9	*Note	75	N
7-Apr-08	Sunny	14:30	62.3	66.4	64.5	72.9	*Note	75	N
17-Apr-08	Sunny	13:45	54.7	62.9	60.3	72.9	*Note	75	N
23-Apr-08	Sunny	13:55	54.1	62.4	59.6	72.9	*Note	75	N
29-Apr-08	Sunny	13:40	53.5	63.2	59.4	72.9	*Note	75	N
		Min	53.5	62.4	59.4
		Max	62.3	66.4	64.5
		Average	58.3	64.1	61.7
Daytime Noise Monitoring Results at Station CN2
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
1-Apr-08	Cloudy	14:00	55.6	62.4	60.2	67.6	*Note	75	N
7-Apr-08	Sunny	13:55	59.7	66.8	64.0	67.6	*Note	75	N
17-Apr-08	Sunny	14:20	53.6	60.9	58.2	67.6	*Note	75	N
23-Apr-08	Sunny	13:20	53.2	60.7	58.3	67.6	*Note	75	N
29-Apr-08	Sunny	14:15	53.2	62.4	58.8	67.6	*Note	75	N
		Min	53.2	60.7	58.2
		Max	59.7	66.8	64.0
		Average	55.9	63.3	60.5
+ - Façade measurement
Bold & Italic value indicated an Limit level exceedance
Note: Measured noise level is less than the baseline noise level.