Table 9.2 Observations and Recommendations during Site Audits
	Date	Observations and Recommendations	Follow-up
Contract No.: ND/2019/01 Date Observations and Recommendations Follow-up
Air Quality	01/12/2020	Dusty stockpile should be covered entirely by impervious sheeting.	Improvement/Rectification was observed during follow-up audit session on 8 December 2020.
	08/12/2020	NRMM label was observed faded. Contractor was reminded to check and replace valid NRMM label on regulated machine.	Improvement/Rectification was observed during follow-up audit session on 15 December 2020.
	15/12/2020	To enhance dust control measures at stockpiling area at Portion 7.	Improvement/Rectification was observed during follow-up audit session on 22 December 2020.
	29/12/2020	To replace the impervious materials for covering and sheltering stock of more than 20 bags of cement on top and 3 sides. (Portion 5)	Follow-up action is needed to be reported in the following month.
Waste/ Chemical Management	15/12/2020	To clear general refuse at Portion 8A regularly.	Improvement/Rectification was observed during follow-up audit session on 22 December 2020.
	29/12/2020	Drip tray should be provided for chemical storage at Portion 8a.	Follow-up action is needed to be reported in the following month.
	29/12/2020	To provide adequate capacity of storage area with drip trays for chemical storage. (Portion 5)	Follow-up action is needed to be reported in the following month.
Land Contamination	01/12/2020	Arsenic-containing soil should be covered entirely by impervious sheeting.	Improvement/Rectification was observed during follow-up audit session on 8 December 2020.
Contract No.: ND/2019/02
Air Quality	25/11/2020	Slope should be covered entirely by impervious sheeting.	Improvement/Rectification was observed during follow-up audit session on 2 December 2020.
	09/12/2020	NRMM Label was observed faded Contractor was reminded to replace the NRMM Label.	Item was remarked as 201218-R01. Follow-up action is needed to be reviewed.
	18/12/2020	NRMM Label was observed faded Contractor was reminded to replace the NRMM Label.	Improvement/Rectification was observed during follow-up audit session on 23 December 2020.
Water Quality	02/12/2020	Contactor was reminded to clear the water tank and replace the water pump to avoid overflowing.	Improvement/Rectification was observed during follow-up audit session on 9 December 2020.
	09/12/2020	Sand bag should be provided along the steep site boundary to avoid any site runoff from entering into nearby waterbody.	Item was remarked as 201218-R02. Follow-up action is needed to be reviewed.
	09/12/2020	Contactor was reminded to enhance water control measure to prevent any discharge of wastewater into nearby watercourse.	Improvement/Rectification was observed during follow-up audit session on 18 December 2020.
	18/12/2020	Sand bag should be provided along the steep site boundary to avoid any site runoff from entering into nearby waterbody.	Improvement/Rectification was observed during follow-up audit session on 23 December 2020.
Waste / Chemical Management	30/12/2020	Contractor was reminded to clear the debris in channel.	Follow-up action is needed to be reported in the following month.
Ecology	09/12/2020	Hoarding erection is still processing, hoarding will be check once in place.	Item was remarked as 201218-R03. Follow-up action is needed to be reviewed.
	18/12/2020	Hoarding erection is still processing, hoarding will be check once in place.	Item was remarked as 201223-R01. Follow-up action is needed to be reviewed.
	23/12/2020	Hoarding was erected at part of active works area. Hoarding erection is still processing and will be checked and reviewed.	Item was remarked as 201230-R01. Follow-up action is needed to be reviewed.
	30/12/2020	Hoarding was erected at part of active works area. Hoarding erection is still processing and will be checked and reviewed.	Follow-up action is needed to be reported in the following month.
Contract No.: ND/2019/03
Air Quality	15/12/2020	Contractor was reminded to clear the dusty materials from the surface of roads.	Improvement/Rectification was observed during follow-up audit session on 22 December 2020.
Landscape & Visual	04/12/2020	Retained tree should be carefully protected.	Improvement/Rectification was observed during follow-up audit session on 11 December 2020.
	15/12/2020	Retained tree should be carefully protected.	Improvement/Rectification was observed during follow-up audit session on 22 December 2020.
Contract No.: ND/2019/05
Air Quality	14/12/2020	Dusty road leading to vehicle entrance or exit of construction site was observed. Public haul road should be kept clear of dust.	Improvement/Rectification was observed during follow-up audit session on 21 December 2020.
	28/12/2020	NRMM label was observed faded. Contractor was reminded to display valid NRMM label. (Portion 6)	Follow-up action is needed to be reported in the following month.
	28/12/2020	To keep public road near site entrance clean and free of dust.	Follow-up action is needed to be reported in the following month.
Water Quality	14/12/2020	To clear the cut-off drains near wheel washing area regularly.	Improvement/Rectification was observed during follow-up audit session on 21 December 2020.
	14/12/2020	To provide sandbags around works area to prevent any muddy runoff to public road nearby.	Improvement/Rectification was observed during follow-up audit session on 21 December 2020.
	21/12/2020	To avoid any wastewater from wheel washing facility from discharging into public road.	Improvement/Rectification was observed during follow-up audit session on 28 December 2020.
Construction Noise Impact	21/12/2020	To provide noise isolating materials for sheet piling work.	Improvement/Rectification was observed during follow-up audit session on 28 December 2020.
Waste / Chemical Management	30/11/2020	Drip trays should be provided for chemical storage at Portion 11.	Improvement/Rectification was observed during follow-up audit session on 9 December 2020.
	21/12/2020	Provide drip trays for chemical storage to prevent chemical leakage.	Improvement/Rectification was observed during follow-up audit session on 28 December 2020.
	28/12/2020	To store chemical containers at area with drip tray provided. (Portion 6)	Follow-up action is needed to be reported in the following month.
Contract No.: ND/2019/06
Water Quality	10/12/2020	Contractor was reminded to prevent surface runoff discharge into the river.	Improvement/Rectification was observed during follow-up audit session on 14 December 2020.
	14/12/2020	Contractor was reminded to cover the exposed slope surface to prevent dust emission.	Improvement/Rectification was observed during follow-up audit session on 24 December 2020.
	24/12/2020	Contractor was reminded to cover the exposed slope surface to prevent dust emission.	Improvement/Rectification was observed during follow-up audit session on 31 December 2020.
Waste / Chemical Management	03/12/2020	To provide drip tray for chemical storage.	Improvement/Rectification was observed during follow-up audit session on 10 December 2020.
	10/12/2020	Chemical should be stored at designated area or with drip tray to prevent chemical leakage.	Improvement/Rectification was observed during follow-up audit session on 14 December 2020.
	14/12/2020	Chemical should be stored at designated area or with drip tray to prevent chemical leakage.	Improvement/Rectification was observed during follow-up audit session on 24 December 2020.