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4. Detailed erosion control plan should include temporary and long-term sediment <br /> control. <br /> 5. Operation and maintenance of the plan. <br /> 6. After finishing the mineral extraction, the runoff control should be addressed to <br /> maintain the peak flows and times of concentration at pre-development condition, and to <br /> reduce sediment according to the Dane County Ordinance. <br /> 7. The site is surrounded by hydric soils. (See ortho photo for location of hydric soils.) <br /> cc: Norb Scribner, Plat Review Officer <br /> Dave Lorenz <br />