REV DATE REVISION DETAILS APPROVED 0 03.02.22 Draft for review Project WAIHI NORTH Title Erosion & Sediment Control Plan Northern Rock Stack – Stage 3 Drawn ZW Checked MP Drawing No. ESCP-NRS-003-01 Sheet No. 7 NOTES 1. All erosion and sediment controls will be installed and maintained in accordance with the Waikato Regional Council Technical Report 2009/02 ‘Erosion and Sediment Control Guidelines for Soil Disturbing Activities’ (TR2009/02). 2. Completed areas to be stabilised in accordance with TR2009/02. 3. All erosion and sediment control measures will be inspected on a daily basis by the site foreman. 4. Site monitoring will be undertaken before and immediately after rain as well as during heavy rainfall events. Any required maintenance or improvements to control measures will be undertaken immediately. Construction Methodology With the Collection Pond commissioned and the permanent perimeter access road and uphill diversion drains completed and stabilised, the full NRS extent will be utilised and set up ready to receive PAF material. Stream flowing through completed permanent uphill clean water diversion. Collection Pond commissioned ready for NRS to receive PAF material. Full extent of NRS. All water to the Collection Pond and treated via the Water Treatment Plant. KEY Erosion and Sediment Control Clean Water Diversion Dirty Water Diversion Culvert Silt Fence Sediment Retention Pond
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