Table 10.2       Observations and Recommendations during Site Audits

Parameters

Date

Observations and Recommendations

Follow-up

Contract No.: ND/2019/01

 

Air Quality

12/06/2024

Haul road outside Arsenic Soil Treatment Plant should be kept clean. Muddy debris on road was generated by other interfacing contractor’s vehicle.

Improvement/Rectification was observed during follow-up audit session on 18 June 2024.

Water Quality

18/06/2024

Temporary drainage system at Portion 11b should be reviewed and enhanced to prevent muddy surface runoff overflow.

Improvement/Rectification was observed during follow-up audit session on 25 June 2024.

25/06/2024

Provide maintenance for the drainage system to avoid unnecessary water accumulation. (Portion 1B)

Follow-up action is needed to be reported in the following month.

Waste/Chemical Management

25/06/2024

Keep site clean and tidy. (Portion 6A)

Follow-up action is needed to be reported in the following month.

Contract No.: ND/2019/02

Water Quality

29/05/2024

Contractors were reminded to immediately establish proper drainage system for muddy runoff at Portion 11.

Item remarked as 240603-O01. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-O01. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-O01. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-O01. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

29/05/2024

Contractors were reminded to immediately establish proper drainage system for pumped groundwater at Portion 7.

Item remarked as 240603-O02. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-O02. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-O02. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-O02. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

29/05/2024

Sandbag bund should be enhanced to avoid muddy runoff discharge. (Portion 4)

Item remarked as 240603-R04. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-R04. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-R03. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-R02. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

29/05/2024

Earth bund at Portion 6 should be maintained.

Item remarked as 240603-R02. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-R02. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-R02. Follow-up action is needed to be review.

19/06/2024

Improvement/Rectification was observed during follow-up audit session on 26 June 2024.

03/06/2024

Provide wheel washing facilities for the vehicles exit at Portion 11.

Item remarked as 240613-R05. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-R04. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-R03. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

13/06/2024

Review the capacity of the wastewater treatment facilities at Portion 5.

Item remarked as 240619-R05. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-R04. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

Ecology

29/05/2024

Dull green hoarding should be erected along the site boundary as according to the submitted location plan.

Item remarked as 240603-R01. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-R01. Follow-up action is needed to be review.

13/06/2024

Item remarked as 240619-R01. Follow-up action is needed to be review.

19/06/2024

Item remarked as 240626-R01. Follow-up action is needed to be review.

26/06/2024

Follow-up action is needed to be reported in the following month.

29/05/2024

Silt curtain at Portion 5 should be maintained properly.

Item remarked as 240603-R03. Follow-up action is needed to be review.

03/06/2024

Item remarked as 240613-R03. Follow-up action is needed to be review.

13/06/2024

Improvement/Rectification was observed during follow-up audit session on 19 June 2024.

Contract No.: ND/2019/03

Water Quality

31/05/2024

Provide mitigation measure to avoid surface runoff to existing drainage.

Item remarked as 240607-F01. Follow-up action is needed to be review.

07/06/2024

Improvement/Rectification was observed during follow-up audit session on 14 June 2024.

Waste/Chemical Management

31/05/2024

Provide drip tray for chemical/fuel containers

Item remarked as 240607-F02. Follow-up action is needed to be review.

07/06/2024

Improvement/Rectification was observed during follow-up audit session on 14 June 2024.

Contract No.: ND/2019/04

Air Quality

20/06/2024

Haul road near Bridge G and A2 should be water-sprayed regularly as dust suppression.

Improvement/Rectification was observed during follow-up audit session on 27 June 2024.

27/06/2024

Provide impervious sheeting for the dusty stockpile.

Follow-up action is needed to be reported in the following month.

Ecology

30/05/2024

Silt curtain at Bridge F should be maintained properly.

Improvement/Rectification was observed during follow-up audit session on 6 June 2024.

11/06/2024

Silt curtain at Bridge F should be maintained properly and regularly.

Improvement/Rectification was observed during follow-up audit session on 20 June 2024.

20/06/2024

Silt curtain near A3-01 should be maintained properly and regularly.

Improvement/Rectification was observed during follow-up audit session on 27 June 2024.

Water Quality

30/05/2024

Water mitigation measures at A3-01 should be enhanced to prevent muddy water discharge into Ng Tung River.

Improvement/Rectification was observed during follow-up audit session on 6 June 2024.

30/05/2024

Sandbag bunds or concrete bunds or any other mitigation measures should be implemented to avoid surface runoff exceeds the site boundary.

Improvement/Rectification was observed during follow-up audit session on 6 June 2024.

Waste / Chemical Management

11/06/2024

Chemical/fuel containers at Portion K should be placed inside a drip tray to prevent leakage.

Improvement/Rectification was observed during follow-up audit session on 20 June 2024.

27/06/2024

Keep site clean and tidy.

Follow-up action is needed to be reported in the following month.

Contract No.: ND/2019/05

Air Quality

13/06/2024

Stock of more than 20 bags of cement or dry PFA should be covered or sheltered on top and

3 sides.

Improvement/Rectification was observed during follow-up audit session on 17 June 2024.

Contract No.: ND/2019/06

--

--

--

--

Contract No.: ND/2019/07

 

--

--

--

--