REV DATE REVISION DETAILS APPROVED 0 03.02.22 Draft for review. Project WAIHI NORTH Title Erosion and Sediment Control Plan Northern Rock Stack – Stage 1 Drawn ZW Checked MP Drawing No. ESCP-NRS-001-01 Sheet No. 1 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. SRP-NRS-01 Catchment area: 1ha Total volume: 300m3 Dead storage: 90m3 Live storage: 210m3 Refer to specific SRPNRS-01 design details. SRP-NRS-02 Catchment area: 1ha Total volume: 300m3 Dead storage: 90m3 Live storage: 210m3 Refer to specific SRPNRS-02 design details. SRP-NRS-03 Catchment area: 1.5ha Total volume: 450m3 Dead storage: 135m3 Live storage: 315m3 Refer to specific SRPNRS-03 design details. Rehab stockpile - 1.8ha Collection Pond (refer to ESCP-NRS-001-03 for details). Topsoil stockpile - 1.4ha KEY Erosion and Sediment Control Clean Water Diversion Dirty Water Diversion Culvert Silt Fence Sediment Retention Pond Perimeter bunding will also act as clean water diversions.
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