Table 5.1 Observations and Recommendations of Site Audit

Parameters	Date	Observations and Recommendations		Follow-up
Air Quality	21 June 2018	Observation: Unused construction materials and construction wastes should be removed or covered properly (Zone 1 and Zone 2).		The item was rectified by the Contractor and inspected on 28 June 2018.
	1 August 2018	Reminder: Contractor was reminded to water the bare soil ground surface regularly to suppress dust. (Zone 4)		NA
	15 August 2018	Reminder: Proper label color should be used for NRMM label. (Zone 2)		NA
Noise	NA
Water Quality	14 June 2018	Reminder: Contractor was reminded that the surrounding of discharge point be kept clear of silt, dusty or muddy materials (Portion I).	NA
	4 July 2018	Observation: Chemical should be added to the sedimentation tank to facilitate the sedimentation of muddy water (Zone 1).	The item was rectified by the Contractor and inspected on 18 July 2018. Emulsified polymer and coagulant agent (PAFC) have been added to enhance solid removal efficiency of WetSep.
	11 July 2018	Observation: Chemical should be added to the sedimentation tank to facilitate the sedimentation (Zone 1).	The item was rectified by the Contractor and inspected on 18 July 2018. Emulsified polymer and coagulant agent (PAFC) have been added to enhance solid removal efficiency of WetSep.
	11 July 2018	Observation: Sediment in the sedimentation tank should be cleared regularly (Zone 4).	As informed by contractor, the item will be rectified before 15 August 2018.
	25 July 2018	Observation: Stagnant water was observed (Zone 2). Contractor should remove the stagnant water and treat the waste water properly before discharge.	The item was rectified by the Contractor and inspected on 1 August 2018.
	15 August 2018	Observation: The gully should be sealed by concrete bund. Sediments and stagnant water inside the gully should be removed regularly. (Zone 2)	The item was rectified by the Contractor and inspected on 22 August 2018.
Chemical and Waste Management	21 June 2018	Observation: Unused construction materials and construction wastes should be removed or covered properly (Zone 1 and Zone 2).		The item was rectified by the Contractor and inspected on 28 June 2018.
	1 August 2018	Reminder: Contractor was reminded to remove construction waste properly. (Zone 1)		NA
	15 August 2018	Observation: Chemical containers should be placed on the drip tray. (Zone 3)		The item was rectified by the Contractor and inspected on 22 August 2018.
	29 August 2018	Observation: Different types of waste shall be segregated and handled properly. Unused waste shall be removed regularly. (Zone 1)		The item was rectified by the Contractor and inspected on 5 September 2018.
Land Contamination	NA
Landscape and Visual Impact	21 June 2018	Observation: Unused construction materials and construction wastes should be removed or covered properly (Zone 1 and Zone 2).		The item was rectified by the Contractor and inspected on 28 June 2018.
	1 August 2018	Reminder: Contractor should remove the construction waste at zone 1 as soon as possible.		NA
General	NA