4 ENVIRONMENTAL SITE INSPECTION

Site Audits

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

4.2 Site audits were conducted on 1^st , 8^th , 15^th , 22^nd and 29^th April 2020 for the Contract No. ND/2019/01 in the reporting month. For Contract No. ND/2019/06, Site audits were conducted on 2^nd , 9^th, 15^th, 23^rd , 29^th April 2020 by ET in the reporting month. A joint site audit with the representative of the Supervisor¡¦s Representative, the Contractor, IEC and ET was carried out on 22^nd April 2020 for Contract No. ND/2019/01 while joint site audit of Contract No. ND/2019/06 was carried out on 23^rd April 2020. The details of observations during site audit are shown in Table 4.1.

4.3 During site inspections in the reporting month, no non-conformance was identified. The observations and recommendations made during the audit sessions are summarised in Table 4.1.

Table 4.1 Observations and Recommendations of Site Audit

Parameters	Date	Observations and Recommendations	Follow-up
Contract No.: ND/2019/01 Date Observations and Recommendations Follow-up
Air Quality	15/04/2020	Dust generation was observed during vehicle movement at portion 8A. The Contractor was reminded to water haul road regularly.	Improvement/ Rectification was observed during follow-up audit session on 22 April 2020.
Waste/ Chemical Management	08/04/2020	Properly plug the drain outlet of the drip tray at site office.	Improvement/ Rectification was observed during follow-up audit session on 15 April 2020.
	08/04/2020	Provide spill kit for all works area	Item was remarked as 200415-R02. Follow-up action is needed to be reviewed.
	15/04/2020	Provide spill kit for all works area.	Item was remarked as 200422-R01. Follow-up action is needed to be reviewed.
	22/04/2020	Provide spill kit for all works area.	Item was remarked as 200429-R02. Follow-up action is needed to be reviewed.
	29/04/2020	Provide spill kit for all works area.	Follow up action will be reported in next reporting month.
	29/04/2020	Chemical waste should be labelled, put in designated place properly.	Follow up action will be reported in next reporting month.
Landscape and Visual	15/04/2020	To check the retained trees on site where site clearance works have been started and protect them carefully.	Item was remarked as 200422-R02. Follow-up action is needed to be reviewed
	22/04/2020	To keep checking the retained trees on site where site clearance works have been started and protect them carefully.	Improvement/ Rectification was observed during follow-up audit session on 29 April 2020.

Parameters	Date	Observations and Recommendations	Follow-up
Contract No.: ND/2019/06
Air Quality	02/04/2020	The Contractor was reminded all work area, exposed area shall be watered once per hour to avoid dust generation.	Improvement/ Rectification was observed during follow-up audit session on 9 April 2020.
Water Quality	02/04/2020	Regularly clear the channel at the site exit so that the wheel washing water can be directed to silt removal facilities.	Improvement/ Rectification was observed during follow-up audit session on 9 April 2020.
	09/04/2020	Drainage system/U-channel should be cleared regularly and maintained.	Improvement/ Rectification was observed during follow-up audit session on 15 April 2020.
	15/04/2020	The pH meter of AquaSed displayed the value 11, the Contractor was reminded to do pH adjustment of wastewater before discharging.	Item was remarked as item 200423-O01, follow-up action is needed to be reviewed.
	23/04/2020	The pH meter of AquaSed displayed the value 8.6, the Contractor was reminded to do pH adjustment of wastewater before discharging.	Improvement/ Rectification was observed during follow-up audit session on 29 April 2020.
	23/04/2020	Water should be cleared regularly.	Improvement/ Rectification was observed during follow-up audit session on 29 April 2020.
	23/04/2020	To enhance the mitigation provided to prevent overflow of water during rainy season.	Improvement/ Rectification was observed during follow-up audit session on 29 April 2020.
Waste / Chemical Management	02/04/2020	Chemical waste should be stored properly in suitable container at designated area and labelled clearly.	Improvement/ Rectification was observed during follow-up audit session on 9 April 2020.
	09/04/2020	Chemical waste should be stored properly in suitable container at designated area and labelled clearly.	Improvement/ Rectification was observed during follow-up audit session on 15 April 2020.
	15/04/2020	Chemical waste should be stored properly in suitable container at designated area and labelled clearly.	Item was remarked as item 200423-R02, follow-up action is needed to be reviewed.
	23/04/2020	Chemical waste should be stored properly in suitable container at designated area and labelled clearly.	Item was remarked as item 200429-R01, follow-up action is needed to be reviewed.
	29/04/2020	Chemical waste should be stored properly in suitable container at designated area and labelled clearly.	Follow up action will be reported in next reporting month.
Landscape & Visual Impact	02/04/2020	Retained trees should be carefully protected.	Improvement/ Rectification was observed during follow-up audit session on 9 April 2020.

Implementation Status of Environmental Mitigation Measures

4.4 According to the EIA Report, EPs and the Updated EM&A Manual, the mitigation measures detailed in the documents are recommended to be implemented during the construction phase. An updated summary of the Environmental Mitigation Implementation Schedule is provided in Appendix J. The photographic records of measures as stipulated in EP to mitigate environmental impacts in the reporting month are presented in Table 4.2.

Table 4.2 Photographic Records of Measures

Environmental Permit No. EP-475/2013/A Condition 2.7

To minimise adverse impacts on habitats of ecological importance in the vicinity of the Project, 2m high solid dull green site barrier fences have be erected around all active works areas

Solid and Liquid Waste Management Status

4.5 Waste generated from Contract No. ND/2019/06 include inert construction and demolition (C&D) materials and non-inert C&D wastes. For Contract No. ND/2019/01, only general refuse had been generated during reporting month.

4.6 The amount of wastes generated by the construction works of the Contract No. ND/2019/01 and Contract No. ND/2019/06 during the reporting month is shown in Appendix K.

4.7 The Contractors are advised to minimize the wastes generated through the recycling or reusing. All mitigation measures stipulated in the Updated EM&A Manual and waste management plans shall be fully implemented. The status of implementation of waste management and reduction measures are summited in Appendix J.