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2. Comments from the City Engineer letter dated February 4, 2022, are to be <br />address through the IUP operations. <br />3. Comments from the City Environmental Coordinator letter dated January 181n, <br />2022, are to be address through the IUP operations. <br />4. The vehicles accessing or exiting the site shall not track sediment on 21s' Avenue <br />S. The onsite facilitates and site circulation shall be sufficient to provide <br />sediment removal prior to accessing City roadways. <br />5. Stockpile to be at least 80-ft from property lines shared with 2110 Northern <br />Lights Blvd (currently Dairy Queen). <br />6. Stockpile shall be at least 50-ft from the road right-of-way. <br />7. The stockpile shall not exceed 118,000 square feet in area. <br />8. Silt fence should be used instead of the sediment control logs shown on the plan. <br />Double silt fence shall be installed where adjacent to wetlands. <br />9. The type of stockpile material is limited to topsoil borrow as identified in <br />Minnesota Department of Transportation's 2020 Standard Specification, Section <br />3877. Other materials are not allowed and will be required to be removed <br />within 24 hours. <br />10. Maximum stockpile height is to be limited to 40-ft above the natural grade of the <br />site. <br />11. Maximum side slope of stockpile to be 3:1, expect for the working face. The <br />working face shall not be more than 150 ft in length at the base of the stockpile. <br />12. Maximum stockpile volume to be limited to 100,000 cubic yards. <br />13. The finished product pile shall not exceed 500 cubic yards in volume and 15-ft in <br />height. <br />14. Any erosion control BMP that becomes non-functional or half full of sediment <br />must be repaired, replaced, or supplemented by the end of the next day after <br />discovery. BMP's shall remain in place throughout the duration of the IUP. <br />15. At least 70% of the stockpile surface area shall be established with vegetation at <br />all times to prevent erosion. <br />16. Any street tracking that does occur from vehicles entering or leaving the site <br />must be swept within one calendar day of discovery. The sediment removal <br />facilities on site such as the gravel entrance must be maintained to prevent <br />tracking. On site signage regarding tracking is required. <br />17. A trained individual with current certification in erosion and sediment control <br />must perform inspections at a minimum every seven (7) days and within 24 <br />hours after a rainfall event greater than % inch in 24 hours. Inspection records <br />must be retained with the SWPPP and include information detailed in section <br />11.11 of the Construction Stormwater General Permit. Contact information for <br />the inspector must be provided to the City. Inspection records must be provided <br />to the City Environmental Coordinator on a monthly basis. Inspection records per <br />NPDES standards shall be submitted on a monthly basis throughout the duration <br />of the IUP. <br />18. Water suppression, soil binding agents, wind blocks, or other dust suppression <br />methods will be required if dust leaving the site becomes an issue as identified <br />