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.