Table 10.2       Observations and Recommendations during Site Audits

Parameters

Date

Observations and Recommendations

Follow-up

Contract No.: ND/2019/01

 

Water Quality

07/11/2023

Mud should be cleaned regularly as maintenance for drainage system at 1C.

Improvement/Rectification was observed during follow-up audit session on 17 Nov 2023.

Air Quality

31/10/2023

Dusty debris was observed at 9b exit. Contractor was reminded to clean it ASAP.

Improvement/Rectification was observed during follow-up audit session on 7 Nov 2023.

31/10/2023

Cover the temporary storage of cement bags at Pak Shek Au.

Improvement/Rectification was observed during follow-up audit session on 7 Nov 2023.

17/11/2023

Exposed worksites and haul road at Portion 8a and Pak Shek Au should be watered regularly as dust suppression.

Improvement/Rectification was observed during follow-up audit session on 21 Nov 2023.

17/11/2023

Stock of bags of cement at Portion 8a should b e properly covered.

Improvement/Rectification was observed during follow-up audit session on 21 Nov 2023.

21/11/2023

Review and enhance the hydroseeding condition at Pak Shek Au.

Improvement/Rectification was observed during follow-up audit session on 29 Nov 2023.

21/11/2023

Exposed haul road at Portion 1A and 1C should be watered regularly as dust suppression.

Improvement/Rectification was observed during follow-up audit session on 29 Nov 2023.

Waste / Chemical Management

31/10/2023

Provide drip tray for the chemical / fuel containers at Portion 8A.

Improvement/Rectification was observed during follow-up audit session on 7 Nov 2023.

07/11/2023

Provide drip tray for the chemical / fuel containers at Portion 1C.

Improvement/Rectification was observed during follow-up audit session on 17 Nov 2023.

07/11/2023

Provide drip tray for mobile generator at Pak Shek Au. Oil spillage was observed. Contractor was reminded to clean it immediately.

Improvement/Rectification was observed during follow-up audit session on 17 Nov 2023.

Contract No.: ND/2019/02

Water Quality

27/10/2023

Wheel-washing facilities should be provided and used at vehicle exits at Ho Sheung Heung and Dills Corner site area to ensure that vehicles are cleaned before leaving the site.

Improvement/Rectification was observed during follow-up audit session on 1 Nov 2023.

27/10/2023

Contractor was reminded to enhance the existing mitigation measures to prevent muddy discharge outside of site boundary at the exit next to the cycling track.

Improvement/Rectification was observed during follow-up audit session on 1 Nov 2023.

01/11/2023

Provide maintenance for the water mitigation measure to prevent surface runoff.

Item remarked as 231108-R02. Follow-up action is needed to be review.

08/11/2023

Item remarked as 231115-R02. Follow-up action is needed to be review.

15/11/2023

Item remarked as 231124-R02. Follow-up action is needed to be review.

24/11/2023

Item remarked as 231129-R02. Follow-up action is needed to be review.

29/11/2023

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

15/11/2023

Additional sandbags should be provided near the cycling track.

Item remarked as 231124-R03. Follow-up action is needed to be review.

24/11/2023

Provide maintenance for the sandbags to prevent muddy water/ debris discharge onto cycling track.

Item remarked as 231129-R03. Follow-up action is needed to be review.

29/11/2023

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

01/11/2023

Leakage of water from wetsep was observed. Contractor was reminded to provide maintenance for the wetsep at Portion 11.

Improvement/Rectification was observed during follow-up audit session on 8 Nov 2023.

15/11/2023

Wheel-washing wastewater were observed seeping through the concrete bund protecting the nearby river. Contractor was reminded to provide maintenance to the concrete bund to prevent untreated wastewater discharge.

Item remarked as 231124-R05. Follow-up action is needed to be review.

24/11/2023

Provide maintenance to the concrete bund to prevent wheel-washing wastewater discharge.

Item remarked as 231129-R05. Follow-up action is needed to be review.

29/11/2023

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

15/11/2023

Exposed slope at Portion 5 should be properly covered by tarpaulin sheets.

Item remarked as 231124-R06. Follow-up action is needed to be review.

24/11/2023

Item remarked as 231129-R06. Follow-up action is needed to be review.

29/11/2023

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

15/11/2023

Silt accumulating in the nullah near the water outlet at the material storage area should be cleared immediately. Contractor was also reminded to enhance water mitigation measures to prevent further accumulation of silt.

Item remarked as 231124-R07. Follow-up action is needed to be review.

24/11/2023

Silt accumulating in the nullah near the water outlet at the material storage should be cleared continuously. Contractor was also reminded to enhance water mitigation measures to prevent further accumulation of silt.

Item remarked as 231129-R07. Follow-up action is needed to be review.

29/11/2023

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

29/11/2023

Muddy water in Portion 11 should be cleared immediately to avoid overflow.

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

29/11/2023

Leakage of muddy water was observed at Portion 4. Contractor was reminded to repair the drainage system.

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

29/11/2023

Leakage of untreated water was observed. Contractor was reminded to review the water treatment system of Portion 5.

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

Air Quality

01/11/2023

Double sand bags should be provided to keep clean from the cycling path.

Item remarked as 231108-R03. Follow-up action is needed to be review.

08/11/2023

Item remarked as 231115-R03 (water quality). Follow-up action is needed to be review.

15/11/2023

Exposed haul road and worksites should be watered regularly for dust suppression.

Improvement/Rectification was observed during follow-up audit session on 24 Nov 2023.

24/11/2023

Exposed haul road at Portion 11 should be watered regularly for dust suppression.

Improvement/Rectification was observed during follow-up audit session on 29 Nov 2023.

Landscape and Visual

27/10/2023

The removed green hoarding along Sheung Yue River due to the construction works should be replaced and maintained properly as soon as possible.

Item remarked as 231101-R01. Follow-up action is needed to be review.

01/11/2023

Item remarked as 231108-R01. Follow-up action is needed to be review.

08/11/2023

Item remarked as 231115-R01. Follow-up action is needed to be review.

15/11/2023

Item remarked as 231124-R01. Follow-up action is needed to be review.

24/11/2023

Item remarked as 231129-R01. Follow-up action is needed to be review.

29/11/2023

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

Waste / Chemical Management

27/10/2023

Contractor was reminded to clear the chemical spillage.

Improvement/Rectification was observed during follow-up audit session on 1 Nov 2023.

01/11/2023

Accumulation of general refuse should be avoided. Contractor was reminded to clean it ASAP.

Improvement/Rectification was observed during follow-up audit session on 8 Nov 2023.

01/11/2023

Provide drip tray for chemical/fuel containers.

Improvement/Rectification was observed during follow-up audit session on 8 Nov 2023.

08/11/2023

Provide drip tray for chemical/fuel containers at Portion 11.

Improvement/Rectification was observed during follow-up audit session on 15 Nov 2023.

29/11/2023

Provide drip tray for chemical/fuel container at visiting center.

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

29/11/2023

Accumulation of general refuse should be avoided at the riverbank of Portion 11.

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

Permit / Licences

27/10/2023

The Environmental Permit should be displayed on site at Dills Corner site area.

Improvement/Rectification was observed during follow-up audit session on 1 Nov 2023.

Contract No.: ND/2019/03

Air Quality

17/11/2023

Exposed worksites and haul road should be watered as dust suppression.

Improvement/Rectification was observed during follow-up audit session on 21 Nov 2023.

17/11/2023

Dusty stockpile should be covered with impervious sheets or sprayed with water as dust suppression.

Item remarked as 231120-R01. Follow-up action is needed to be review.

20/11/2023

Improvement/Rectification was observed during follow-up audit session on 28 Nov 2023.

Water Quality

03/11/2023

Provide wheel washing facilities at every site exit.

Improvement/Rectification was observed during follow-up audit session on 10 Nov 2023.

10/11/2023

Enhance the water mitigation measure for the work area at Yin Kong Road.

Improvement/Rectification was observed during follow-up audit session on 17 Nov 2023.

Contract No.: ND/2019/04

Water Quality

26/10/2023

Wheel washing facilities should be provided at every site exit.

Item remarked as 231102-R01. Follow-up action is needed to be review.

02/11/2023

Item remarked as 231109-R01. Follow-up action is needed to be review.

09/11/2023

Item remarked as 231116-R01. Follow-up action is needed to be review.

16/11/2023

Improvement/Rectification was observed during follow-up audit session on 20 Nov 2023.

26/10/2023

Mitigation measures should be enhanced to avoid surface runoff discharge into Ng Tung River.

Item remarked as 231102-R03. Follow-up action is needed to be review.

02/11/2023

Improvement/Rectification was observed during follow-up audit session on 9 Nov 2023.

02/11/2023

Drainage system should be maintained regularly, to prevent sludge accumulation.

Improvement/Rectification was observed during follow-up audit session on 9 Nov 2023.

02/11/2023

Leakage of untreated water was observed. Contractor was reminded to enhance the mitigation measure.

Improvement/Rectification was observed during follow-up audit session on 9 Nov 2023.

Ecology

09/11/2023

The dull green barrier of the 10m buffer zone near Siu Hang San Tsuen should be maintained properly and regularly.

Item remarked as 231116-R02. Follow-up action is needed to be review.

16/11/2023

Item remarked as 231120-R02. Follow-up action is needed to be review.

20/11/2023

Item remarked as 231130-R02. Follow-up action is needed to be review.

30/11/2023

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

16/11/2023

The silt curtain next to A3-01 should be maintained properly

Item remarked as 231120-R03. Follow-up action is needed to be review.

20/11/2023

Item remarked as 231130-R03. Follow-up action is needed to be review.

30/11/2023

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

Air Quality

20/11/2023

Stockpile of dusty material at A1-03 should be covered by impervious sheets properly.

Item remarked as 231130-R01. Follow-up action is needed to be review.

30/11/2023

Stockpile of dusty material at A1-03 and Portion K should be covered by impervious sheets properly.

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

Noise

26/10/2023

Noise barrier should be maintained properly.

Improvement/Rectification was observed during follow-up audit session on 2 Nov 2023.

Waste / Chemical Management

26/10/2023

General refuse should be disposed of regularly and properly.

Improvement/Rectification was observed during follow-up audit session on 2 Nov 2023.

Permit/Licences

02/11/2023

Provide CNP for the site entrance.

Improvement/Rectification was observed during follow-up audit session on 9 Nov 2023.

Contract No.: ND/2019/05

Waste / Chemical Management

30/10/2023

Keep clean and tidy at Portion 3

Item remarked as 231106-R01. Follow-up action is needed to be review.

06/11/2023

Item remarked as 231114-R01. Follow-up action is needed to be review.

14/11/2023

Improvement/Rectification was observed during follow-up audit session on 20 Nov 2023.

06/11/2023

General refuse should be disposed of properly and regularly.

Improvement/Rectification was observed during follow-up audit session on 14 Nov 2023.

Air Quality

14/11/2023

Broken NRMM should be replaced at E3-04b.

Improvement/Rectification was observed during follow-up audit session on 20 Nov 2023.

Noise

14/11/2023

Missing NEL (Noise Emission Label) should be provided on the air compressor.

Improvement/Rectification was observed during follow-up audit session on 20 Nov 2023.

Contract No.: ND/2019/06

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Contract No.: ND/2019/07

 

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