Table 8.17 Proposed Construction-stage Mitigation Measures
Source of Impact |
Proposed Mitigation |
Predicted Degree of Residual Impact |
Habitat loss |
· Labeling and fencing of the uncommon tree species · Avoidance of use of woodland habitats as Works Area, in particular where these trees are located |
Acceptable |
Site runoff |
· Construction and maintenance of sand/silt removal facilities · Timing of earthworks · Coverage of sand/fill piles during storms · Barriers should be deployed completely along the landward side of Pumping Station P2 site boundary. Intactness of the barriers should be frequently inspected. Special attention should be paid during March to September. |
Acceptable |
Suspended solid |
· Use of closed-grab dredging Deploy silt curtains during dredging |
Acceptable |
Contaminants & Drilling fluid |
· Silt curtains |
Acceptable |