7               ENVIRONMENTAL site inspection

Site Audits

7.1         Site audits were carried out by ET on weekly basis to monitor the timely implementation of proper environmental management practices and mitigation measures in the Contract site.  The summaries of site audits are attached in Appendix M.

7.2         Site audits were conducted on 6th, 13th, 20th and 27th September 2016 by ET after the commencement of construction works for the Contract. A joint site audit with the representative with IEC, SOR, the Contractor and the ET was carried out on 27th September 2016. The details of observations during site audit can refer to Table 7.1.

7.3         According to EP condition 4.7 and EM&A Manual, periodic monitoring (every three months) of construction works shall be conducted to ensure the avoidance of any impacts on Sha Lo Wan (West) Archaeological Site. Access to Sha Lo Wan (West) Archaeological site for works areas and storage of construction equipment is not allowed. The 15th inspection to the Sha Lo Wan (West) Archaeological Site was conducted on 20th September 2016 and next inspection will be conducted in December 2016.

Implementation Status of Environmental Mitigation Measures

 

7.4         According to the EIA Study Report, Environmental Permit and the EM&A Manual, the mitigation measures detailed in the documents are recommended to be implemented during the construction phase.  An updated summary of the EMIS is provided in Appendix N.

7.5         Regular marine travel route for marine vessels were implemented properly in accordance with the submitted plan and relevant records were kept properly.

7.6         Acoustic decoupling measures for the stationary equipment (generators, winch generators and air compressors) mounted on boards were adopted according to EP Condition 3.7 and EM&A Manual, Section 10.2.18.

7.7         Dolphin exclusion zone and dolphin watching plan according to EM&A Manual, Section 10.2.12 and EP Condition 3.5 was implemented by DCVJV’s trained dolphin watcher.

7.8         Spill kits and booms are ready on site for the event of accidental spillage of oil or other hazardous chemicals from construction activities including vessels operating for the Contract.

7.9         During site inspections in the reporting month, no non-conformance was identified. The observations and recommendations made during the audit sessions are summarized in Table 7.1.


Table 7.1       Observations and Recommendations of Site Audit

Parameters

Date

Observations and Recommendations

Follow-up

Water Quality

20/09/2016

Silt curtain near P68 should be repaired properly.

Rectification/improvement was observed during the follow-up audit session on 27 September 2016.

27/09/2016

Sandbag bunds should be provided before kicking plates to prevent leakage from grouting works for P53 to P58.

Rectification/improvement was observed during the follow-up audit session on 4 October 2016.

27/09/2016

Stagnant water in the deck holes of the bridge should be cleared properly at P53 to P59.

Rectification/improvement was observed during the follow-up audit session on 4 October 2016.

Ecology

N/A(1)

N/A(1)

N/A(1)

Air Quality

06/09/2016

Cement bags should be covered properly near P107.

Rectification/improvement was observed during the follow-up audit session on 13 September 2016.

Noise

N/A(1)

N/A(1)

N/A(1)

Waste / Chemical Management

06/09/2016

To properly clear the oil leakage as chemical waste and provide drip trays for oil containers near P47, P34 and P30.

Rectification/improvement was observed during the follow-up audit session on 13 September 2016.

06/09/2016

Waste water inside drip trays near P44 and P37 should be cleared as chemical waste.

Rectification/improvement was observed during the follow-up audit session on 13 September 2016.

06/09/2016

Chemical material should be properly stored in chemical storage area at Portion C.

Rectification/improvement was observed during the follow-up audit session on 13 September 2016.

13/09/2016

Drip trays should be provided to oil containers at P47 to prevent oil leakage.

Rectification/improvement was observed during the follow-up audit session on 20 September 2016.

13/09/2016

General refuse near P82 should be cleared to avoid accumulation.

Rectification/improvement was observed during the follow-up audit session on 20 September 2016.

27/09/2016

Drip trays for chemical containers should be plugged and suitable labels should be provided to chemical containers of P57.

Rectification/improvement was observed during the follow-up audit session on 4 October 2016.

27/09/2016

House-keeping should be enhanced at P58 and P80.

Rectification/improvement was observed during the follow-up audit session on 4 October 2016.

Landscape & Visual Impact

N/A(1)

N/A(1)

N/A(1)

Permits/Licences

N/A(1)

N/A(1)

N/A(1)

Other

N/A(1)

N/A(1)

N/A(1)

Cultural Heritage

(Sha Lo Wan (West) Archaeological Site)

20/09/2016

N/A(1)

N/A(1)

Remark: N/A(1) - No major environmental deficiency was identified during the site inspection in the reporting month.

Advice on the Solid and Liquid Waste Management Status

7.10     According to the Contractor, 1,889m3 inert C&D materials were generated during the reporting month. 

7.11     The Contractor was advised to minimize the wastes generated through the recycling or reusing. All mitigation measures stipulated in approved waste management plan shall be fully implemented.

7.12     The amount of wastes generated by the activities of the Contract during the reporting month is shown in Appendix O.