8.            Conclusions


8.1.1     No Action and Limit Level exceedance for 24-hr TSP and noise was recorded in the reporting period at all monitoring stations.


8.1.2     No complaint of air quality was received. Therefore, no impact 1-hour TSP monitoring was conducted in the reporting period.


8.1.3     13 weekly environmental site inspections were carried out in the reporting period. Recommendations on mitigation measures on air quality, water quality, noise, waste management and landscape and visual impact were given to the Contractor for remediating the deficiencies identified during the site inspections.


8.1.4     13 weekly Landscape and Visual Site audits were carried out on in the reporting period and 7 of them were carried out by a Registered Landscape Architect in the reporting period. The weekly Landscape and Visual Impact reports were counter-signed by IEC as according to the requirement of EM&A Manual (AEIAR-130/2009). Total 9 no. of non-compliance was recorded in the weekly Landscape and Visual Site audits in the reporting period.


8.1.5     Referring to the Contractor’s information, no environmental complaint, notification of summons and successful prosecution was received in the reporting period.


8.2         Comment and Recommendations


8.2.1     The recommended environmental mitigation measures, as proposed in the EIA reports and EM&A Manuals shall be effectively implemented to minimize the potential environmental impacts from the Project. The EM&A programme would effectively monitor the environmental impacts generated from the construction activities and ensure the proper implementation of mitigation measures.


8.2.2     According to the environmental audit performed in the reporting period, the following recommendations were made:


Air Quality Impact

l   Open stockpiles shall be covered by unobtrusive sheeting to prevent dust emission.

l   Watering shall be provided for dust emitting activities such as loading or unloading C&D materials or excavation.


Construction Noise Impact

l   No specific observation was identified in the reporting month.


Water Quality Impact

l   Muddy surface runoff shall be avoided entering the discharge channel directly.

l   More sand bags shall be provided to direct surface run flowing into the mud pit.

l   Sediment accumulated in U-channel shall be cleaned up regularly.

l   Wheel washing facilities shall be provided at vehicle exit point. Exit point shall be paved with concrete or hardcores.

l   Accumulated sediment inside gullies shall be removed.

l   Bund shall be provided at the gate of C&D materials storage area to prevent runoff of wastewater.

l   Contractor was reminded to prevent the runoff of wastewater to public drainage.

l   Gully which linked to the public drainage shall be covered properly.


Chemical and Waste Management

l   Chemical and Waste Management shall be provided properly.

l   The spilled oil shall be removed properly.

l   Drip tray shall be provided to store the oil containers.

l   General refuse shall be cleaned up and stored properly. Larger skip shall be provided and general refuse shall be collected regularly.


Landscape and Visual Impact

l   Open stockpiles shall be covered by unobtrusive sheeting to prevent dust and dirt spreading to adjacent landscape areas and vegetation, and to create a neat and tidy visual appearance.


General Condition

l   Stagnant water was found in the storage area of construction materials. Stagnant water shall be removed.


Permit / Licenses

l   No specific observation was identified in the reporting period.