Table 10.2       Observations and Recommendations during Site Audits

Parameters

Date

Observations and Recommendations

Follow-up

Contract No.: ND/2019/01

 

Water Quality

25/04/2024

Review and maintain RC3 to ensure the open channel has sufficient capacity at Portion 1B.

Improvement/Rectification was observed during follow-up audit session on 30 Apr 2024.

Air Quality

26/03/2024

Dust suppression measures should be enhanced for the stockpiles of dusty materials at P13.

Improvement/Rectification was observed during follow-up audit session on 2 Apr 2024.

02/04/2024

Dust suppression measures should be enhanced for the dusty haul raod at P13 and at Dill’s

Corner works area.

Improvement/Rectification was observed during follow-up audit session on 9 Apr 2024.

Contract No.: ND/2019/02

Water Quality

10/04/2024

Exposed slope next to Shek Sheung River should be covered by impervious sheets properly.

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

24/04/2024

Water mitigation measures should be enhanced to avoid muddy runoff discharge into manholes. (Dill’s Corner)

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

27/03/2024

Ensure that vehicles leaving the Dill’s Corner works area are properly cleaned.

Item remarked as 240403-R04. Follow-up action is needed to be review.

03/04/2024

Item remarked as 240410-R04. Follow-up action is needed to be review.

10/04/2024

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

27/03/2024

Review the drainage system to ensure the existing water pipe was connected to wetsep and

discharged into a valid location.

Item remarked as 240403-R02. Follow-up action is needed to be review.

03/04/2024

Item remarked as 240410-R02. Follow-up action is needed to be review.

10/04/2024

Item remarked as 240419-R02. Follow-up action is needed to be review.

19/04/2024

Item remarked as 240424-R02. Follow-up action is needed to be review.

24/04/2024

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

27/03/2024

Vehicles exits should be paved to ensure vehicles remain clean when leaving the site.

(Portion 5)

Item remarked as 240403-R03. Follow-up action is needed to be review.

03/04/2024

Item remarked as 240410-R03. Follow-up action is needed to be review.

10/04/2024

Item remarked as 240419-R03. Follow-up action is needed to be review.

19/04/2024

Item remarked as 240424-R03. Follow-up action is needed to be review.

24/04/2024

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

03/04/2024

Sandbag bund should be enhanced to avoid muddy runoff discharge. (Portion 6)

Item remarked as 240410-R07. Follow-up action is needed to be review.

10/04/2024

Item remarked as 240419-R04. Follow-up action is needed to be review.

19/04/2024

Item remarked as 240424-R04. Follow-up action is needed to be review.

24/04/2024

Sandbag bund should be enhanced to avoid muddy runoff discharge. (Portion 3)

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

27/03/2024

Avoid muddy water discharge to Sheung Yue River directly outside the Visitor Center.

Improvement/Rectification was observed during follow-up audit session on 3 Apr 2024.

27/03/2024

Review the capacity of the silt tank at Portion 5.

Improvement/Rectification was observed during follow-up audit session on 3 Apr 2024.

Air Quality

27/03/2024

Enhance the mitigation measures of the stockpile of soil in Dill’s Corner.

Item remarked as 240403-R05. Follow-up action is needed to be review.

03/04/2024

Item remarked as 240410-R05. Follow-up action is needed to be review.

10/04/2024

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

Waste / Chemical Management

03/04/2024

Littering should be avoided, especially near water bodies.

Improvement/Rectification was observed during follow-up audit session on 10 Apr 2024.

19/04/2024

Oily content in the drip tray should be cleared. (Portion 7)

Item remarked as 240424-R05. Follow-up action is needed to be review.

24/04/2024

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

Ecology

27/03/2024

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 240403-R01. Follow-up action is needed to be review.

03/04/2024

Item remarked as 240410-R01. Follow-up action is needed to be review.

10/04/2024

Item remarked as 240419-R01. Follow-up action is needed to be review.

19/04/2024

Item remarked as 240424-R01. Follow-up action is needed to be review.

24/04/2024

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

Contract No.: ND/2019/03

Air Quality

12/04/2024

Dusty debris outside of site boundary should be cleared immediately.

Improvement/Rectification was observed during follow-up audit session on 16 Apr 2024.

16/04/2024

Dusty haul road should be watered regularly.

Item remarked as 240426-F01. Follow-up action is needed to be review.

26/04/2024

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

Waste/Chemical Management

16/04/2024

Drip tray should be provided for chemical/fuel containers.

Item remarked as 240426-F02. Follow-up action is needed to be review.

26/04/2024

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

16/04/2024

Accumulation of general refuse should be avoided.

Item remarked as 240426-F03. Follow-up action is needed to be review.

26/04/2024

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

Contract No.: ND/2019/04

Air Quality

03/04/2024

Exposed haul road at Portion K should be water-sprayed regularly as dust suppression.

Improvement/Rectification was observed during follow-up audit session on 11 Apr 2024.

16/04/2024

Stockpile for backfill at A3-03 should be covered by impervious sheets properly to avoid

dust generation.

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

Ecology

28/03/2024

Broken silt curtain should be maintained or replaced immediately to prevent muddy water

discharge.

Improvement/Rectification was observed during follow-up audit session on 3 Apr 2024.

25/04/2024

The 2m high green barrier of the 10m vegetated buffer zone between A2-03 and A2-04 should be maintained properly and regularly.

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

25/04/2024

The silt curtain at Bridge A should be maintained properly and regularly.

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

Water Quality

28/03/2024

Review the drainage system to ensure that no untreated water flow directly into the discharge

point.

Improvement/Rectification was observed during follow-up audit session on 3 Apr 2024.

Waste / Chemical Management

28/03/2024

Accumulation of general waste should be avoided.

Improvement/Rectification was observed during follow-up audit session on 3 Apr 2024.

Permits / Licences

28/03/2024

A copy of Environmental Permit should be displayed at the site exit conspicuously.

Item remarked as 240403-R02. Follow-up action is needed to be review.

03/04/2024

Improvement/Rectification was observed during follow-up audit session on 11 Apr 2024.

Contract No.: ND/2019/05

Water Quality

27/03/2024

Water mitigation measures should be enhanced at Portion VI cycling track works area to

ensure wastewater from wheel-washing would be collected and treated properly.

Item remarked as 240402-F01. Follow-up action is needed to be review.

02/04/2024

Item remarked as 240408-F01. Follow-up action is needed to be review.

08/04/2024

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

22/04/2024

Water mitigation measures should be enhanced at Bridge C. Muddy surface runoff discharge through the site boundary was observed during raining.

Item remarked as 240429-F01. Follow-up action is needed to be review.

29/04/2024

Cutoff drainage or earth bunding should be implemented at the pedestrian exit of Bridge C

to prevent muddy water leakage.

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

Air Quality

08/04/2024

Valid NRMM label should be displayed properly on the generator at Bridge B.

Item remarked as 240418-R01. Follow-up action is needed to be review.

18/04/2024

Improvement/Rectification was observed during follow-up audit session on 22 Apr 2024.

Waste/Chemical Management

29/04/2024

Drip tray for the chemical/fuel containers should be provided.

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

Contract No.: ND/2019/06

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Contract No.: ND/2019/07

 

Water Quality

05/04/2024

Review any potential spillage of waste water passing through the hoarding. If any spillage is identified, please enhance the water mitigation measures and prevent it.

Item remarked as 240412-R01. Follow-up action is needed to be review.

12/04/2024

Item remarked as 240419-F01. Follow-up action is needed to be review.

19/04/2024

Item remarked as 240426-F01. Follow-up action is needed to be review.

26/04/2024

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