Landfill Gas Monitoring Results (TD1)

Monitoring Location Date Time Weather Temperature (°C) Methane (%) Oxygen (%) Carbon Dioxide (%)
Measurement Result Action Level Limit Level Measurement Result Action Level Limit Level Measurement Result Action Level Limit Level
TD1 3/10/2016 8:00 Cloudy 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
3/10/2016 14:00 28 0.1 10 20 21 19 18 0.1 0.5 1.5
4/10/2016 8:00 Fine 27 0.1 10 20 21.1 19 18 0.1 0.5 1.5
4/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
5/10/2016 8:00 Cloudy 27 0.1 10 20 21 19 18 0.1 0.5 1.5
5/10/2016 14:00 32 0.1 10 20 21.1 19 18 0.1 0.5 1.5
6/10/2016 8:00 Rain 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
6/10/2016 14:00 32 0.1 10 20 21.1 19 18 0.1 0.5 1.5
7/10/2016 8:00 Rain 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
7/10/2016 14:00 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
8/10/2016 8:00 Hazy 27 0.1 10 20 21.1 19 18 0.2 0.5 1.5
8/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
11/10/2016 8:00 Fine 22 0.1 10 20 21 19 18 0.2 0.5 1.5
11/10/2016 14:00 27 0.1 10 20 21.1 19 18 0.1 0.5 1.5
12/10/2016 8:00 Cloudy 23 0.1 10 20 21 19 18 0.2 0.5 1.5
12/10/2016 14:00 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
13/10/2016 8:00 Cloudy 24 0.1 10 20 21.1 19 18 0.1 0.5 1.5
13/10/2016 14:00 29 0.1 10 20 21 19 18 0.2 0.5 1.5
14/10/2016 8:00 Cloudy 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
14/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
15/10/2016 8:00 Hazy 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
15/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
17/10/2016 8:00 Rain 24 0.1 10 20 21 19 18 0.1 0.5 1.5
17/10/2016 14:00 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
18/10/2016 8:00 Rain 23 0.1 10 20 21.1 19 18 0.1 0.5 1.5
18/10/2016 14:00 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
19/10/2016 8:00 Rain 24 0.1 10 20 21.1 19 18 0.2 0.5 1.5
19/10/2016 14:00 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
20/10/2016 8:00 Hazy 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
20/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
22/10/2016 8:00 Fine 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
22/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
24/10/2016 8:00 Cloudy 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
24/10/2016 14:00 29 0.1 10 20 21.1 19 18 0.2 0.5 1.5
25/10/2016 8:00 Cloudy 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
25/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
26/10/2016 8:00 Sunny 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
26/10/2016 14:00 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
27/10/2016 8:00 Hazy 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
27/10/2016 14:00 31 0.1 10 20 21.1 19 18 0.1 0.5 1.5
28/10/2016 8:00 Hazy 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
28/10/2016 14:00 32 0.1 10 20 21.1 19 18 0.1 0.5 1.5
29/10/2016 8:00 Cloudy 24 0.1 10 20 21.1 19 18 0.1 0.5 1.5
29/10/2016 14:00 29 0.1 10 20 21.1 19 18 0.2 0.5 1.5
31/10/2016 8:00 Fine 23 0.1 10 20 21.1 19 18 0.2 0.5 1.5
31/10/2016 14:00 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5

Remark: Landfill Gas Monitoring Results (Lung Mun Road)

Parameter Criteria Measurement
Oxygen Action Level < 19%
Limit Level < 18%
Methane Action Level > 10% LEL (> 0.5% v/v)
Limit Level > 20% LEL (>1% v/v)
Carbon Action Level > 0.5%
Dioxide Limit Level > 1.5%
Monitoring Location Date Time Weather Temperature (°C) Methane (%) Oxygen (%) Carbon Dioxide (%)
Measurement Result Action Level Limit Level Measurement Result Action Level Limit Level Measurement Result Action Level Limit Level
Lung Mun Road 3/10/2016 8:30 Cloudy 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
3/10/2016 14:30 28 0.1 10 20 21.1 19 18 0.2 0.5 1.5
4/10/2016 8:30 Fine 27 0.1 10 20 21.1 19 18 0.2 0.5 1.5
4/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
5/10/2016 8:30 Cloudy 27 0.1 10 20 21.1 19 18 0.2 0.5 1.5
5/10/2016 14:30 32 0.1 10 20 21.1 19 18 0.1 0.5 1.5
6/10/2016 8:30 Rain 26 0.1 10 20 21 19 18 0.2 0.5 1.5
6/10/2016 14:30 32 0.1 10 20 21 19 18 0.2 0.5 1.5
7/10/2016 8:30 Rain 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
7/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
8/10/2016 8:30 Hazy 27 0.1 10 20 21 19 18 0.2 0.5 1.5
8/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
11/10/2016 8:30 Fine 22 0.1 10 20 21.1 19 18 0.1 0.5 1.5
11/10/2016 14:30 27 0.1 10 20 21.1 19 18 0.2 0.5 1.5
12/10/2016 8:30 Cloudy 23 0.1 10 20 21.1 19 18 0.2 0.5 1.5
12/10/2016 14:30 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
13/10/2016 8:30 Cloudy 24 0.1 10 20 21.1 19 18 0.2 0.5 1.5
13/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
14/10/2016 8:30 Cloudy 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
14/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
15/10/2016 8:30 Hazy 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
15/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
17/10/2016 8:30 Rain 24 0.1 10 20 21.1 19 18 0.1 0.5 1.5
17/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
18/10/2016 8:30 Rain 23 0.1 10 20 21.1 19 18 0.1 0.5 1.5
18/10/2016 14:30 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
19/10/2016 8:30 Rain 24 0.1 10 20 21.1 19 18 0.2 0.5 1.5
19/10/2016 14:30 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
20/10/2016 8:30 Hazy 25 0.1 10 20 21.1 19 18 0.1 0.5 1.5
20/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
22/10/2016 8:30 Fine 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
22/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
24/10/2016 8:30 Cloudy 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
24/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.1 0.5 1.5
25/10/2016 8:30 Cloudy 26 0.1 10 20 21.1 19 18 0.1 0.5 1.5
25/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.2 0.5 1.5
26/10/2016 8:30 Sunny 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
26/10/2016 14:30 30 0.1 10 20 21.1 19 18 0.1 0.5 1.5
27/10/2016 8:30 Hazy 25 0.1 10 20 21.1 19 18 0.2 0.5 1.5
27/10/2016 14:30 31 0.1 10 20 21.1 19 18 0.2 0.5 1.5
28/10/2016 8:30 Hazy 26 0.1 10 20 21.1 19 18 0.2 0.5 1.5
28/10/2016 14:30 32 0.1 10 20 21.1 19 18 0.2 0.5 1.5
29/10/2016 8:30 Cloudy 24 0.1 10 20 21.1 19 18 0.1 0.5 1.5
29/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.2 0.5 1.5
31/10/2016 8:30 Fine 23 0.1 10 20 21.1 19 18 0.1 0.5 1.5
31/10/2016 14:30 29 0.1 10 20 21.1 19 18 0.2 0.5 1.5

Remark:

Parameter Criteria Measurement
Oxygen Action Level < 19%
Limit Level < 18%
Methane Action Level > 10% LEL (> 0.5% v/v)
Limit Level > 20% LEL (>1% v/v)
Carbon Action Level > 0.5%
Dioxide Limit Level > 1.5%

Contract No. HY/2013/12 Tuen Mun -Chek Lap Kok Link -Northern Connection Toll Plaza and Associated Works

AUES

24th Monthly Environmental Monitoring and Audit (EM&A) Report October 2016

Annotation: During 1 to 31 October 2016, major construction activity at TD1 and the specified works included excavation, stitching, blinding, formworking, steel-fixing and concreting. The weather condition varied from sunny to rainy. The monitoring data was provided by the Contractor followed to their QA/QC control.

Z:\Jobs\2014\TCS00715(HY-2013_12)\600\Monthly EM&A Report\2016\October 2016\R0250v3.docx

Contract No. HY/2013/12 Tuen Mun -Chek Lap Kok Link -Northern Connection Toll Plaza and Associated Works

AUES

24th Monthly Environmental Monitoring and Audit (EM&A) Report October 2016

Annotation: During 1 to 31 October 2016, major construction activity at Lung Mun Road and the specified works included excavation, blinding, formworking, steel-fixing and concreting. The weather condition varied from sunny to rainy. The monitoring data was provided by the Contractor followed to their QA/QC control.

Z:\Jobs\2014\TCS00715(HY-2013_12)\600\Monthly EM&A Report\2016\October 2016\R0250v3.docx