Table 5.1 – Observations and Recommendations of Site Audit

Parameters

Date

Observations and Recommendations

Follow-up

Air Quality

9 Feb 2022

Reminder 1:

The Contractor is reminded to increase watering for dust suppression during the demolition of sediment tank.

9 Feb 2022

8 Mar 2022

Reminder 1:

The Contractor is reminded to increase watering for dust suppression during the demolition of sediment tank.

8 Mar 2022

Noise

NA

Water Quality

26 Jan 2022

Observation 1:

Silty deposit in gullies should be cleaned at Zone 2.

27 Jan 2022

Observation 2:

Mitigation measure should be provided to prevent direct discharge of runoff near the main entrance.

Reminder 1:

The Contractor is reminded to de-silt the gullies near the main entrance.

23 Mar 2022

Reminder 1:

The Contractor is reminded to prevent direct discharge of silt-laden water into the storm drain near the temporary transformer room.

23 Mar 2022

Chemical and Waste Management

11 Jan 2022

Reminder 1:

The Contractor is reminded to provide drip tray for the chemical containers.

11 Jan 2022

Land Contamination

NA

Ecological Impact

29 Mar 2022

Reminder 1:

The Contractor is reminded to maintain and reinstate the bird curtain at the eastern site boundary.

NA

Landscape and Visual Impact

9 Feb 2022

Recommendation 1:

Recommend to keep tree protection zone free of construction materials.

NA

Recommendation 2:

Recommend to provide regular maintenance check on dead branches and remove where necessary.

23 Feb 2022

Recommendation 1:

Please exercise caution when operating heavy machinery close to existing trees.

NA

8 Mar 2022

Follow-up 1:

Provide damp hessian to cover exposed roots underneath existing footpath for Tree No. T168 – T173 near site entrance.

8 Mar 2022

Follow-up 2:

Remove stockpile under dripline area for Tree No. T173 – T188 near site entrance.

Reminder 1:

Avoid mechanical injury of crown and branches by sheet pile clamp during driving for Tree No. T168 – T173 near site entrance.

NA

16 Mar 2022

Reminder 1:

Contractor is reminded to keep planting area free of construction debris such as T020 & T022.

16 Mar 2022

Reminder 2:

Caution when work next to existing trees at CLP station area.

NA

23 Mar 2022

Reminder 1:

Please exercise caution when working near existing trees at (former changing room area) CLP area.

NA

29 Mar 2022

Observation 1:

Trunk damage observed for Tree T252, tree maintenance work is recommended.

NA

Permit / Licenses

NA

Others

NA