Supporting Technical Assessments

REV DATE REVISION DETAILS APPROVED 0 07.06.22 Draft for review. Project WAIHI NORTH Title Erosion & Sediment Control Plan Willows Road – Utility Corridor Drawn ZW Checked MP Drawing No. ESCP-WR-004-01 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. DOC land. Draft Construction Methodology – Utility Corridor within farmland 1. Service installations to be completed in 100-200m long sections with associated water treatment tank located at low po\int of the section. 2. Spoil from trench excavation placed on high side of trench. Excess spoil transported to designated stockpile area at Baxter or Willows Road. 3. Dirty water to be pumped to water treatment tank. 4. Services laid and trench backfilled. 5. Backfilled trench stabilised (seed and mulch). 6. Steps 1-5 repeated at next section.

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