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Stormwater Management For Office Use Onk <br /> Application Checklist Permit Number: <br /> Associated Permits: <br /> Project Name:Premier Co-op 2015 Grain Bien <br /> Stormwater Plan Requirements—Plan Materials X Location of Information: <br /> Page Number or Attachment <br /> 1. Narrative describing the proposed project ✓ Cover Letter <br /> 2. Identification of the entity responsible for long-term maintenance of all See current Stormwater Main. <br /> stormwater management facilities and practices Agreement for property <br /> 3. Map of drainage areas for each watershed(showing assumed time of concentration ✓ Exhibit #1 <br /> flow path) <br /> 4. Summary of runoff peak flow rates(see table requirements*) Project is redevelopment <br /> 5. Complete site plan and specifications* 1/ Exhibit #1 <br /> 6 Engineered designs for all structural management practices(reference relevant ✓ Exhibits #3 and #4 <br /> technical standard if appropriate) <br /> 7. Description of methods to control oil and grease(see Dane County Erosion Control Cover Letter <br /> and Stormwater Management Manual) <br /> 8. Provisions and practices to reduce the temperature of runoff(required for sites ✓ Cover Letter <br /> that drain to a cold water community,as identified in the otdinance—see Thermal Locator) <br /> 9. Maintenance plan and schedule for all permanent stormwater management See current Stormwater Main. <br /> practices Agreement for property <br /> Stormwater Plan Requirements-Performance Standards X Location of Information: <br /> Page Number or Attachment <br /> 10. For new development,trap 5-micron soil particle(80%reduction in TSS),for Cover Letter <br /> redevelopment,trap 20-micron particle(40%reduuction in TSS),for the 1-year <br /> 24-hour storm event <br /> 11. Treat first 1/2 inch of runoff for oil and grease Cover Letter <br /> 12. Maintain peak discharge rates for the 1,2 and 10-year 24-hour storm events Project is redevelopment <br /> and safely pass the 100-year 24-hour storm event <br /> 13. Proof of stable outlet capable of carrying site runoff at a non-erosive velocity ✓ Cover Letter <br /> (outlet design must account for flow capacity and duration) <br /> 14. Infiltrate 90%of the predevelopment infiltration volume Project is redevelopment <br /> 15. Thermal control v/ Cover Letter <br /> Permit Application Requirements X Location of Information: <br /> Page Number or Attachment <br /> 16. Preliminary review Letter Not Applicable <br /> 17. Draft maintenance agreement See current SWMA for property <br /> 18 Copies of permits or approval from other agencies(WDNR,US Army Corps of Not Applicable <br /> Engineers,County Zoning,Town,etc.) <br /> 19. Timetable and construction schedule 1/ Exhibit #1 <br /> 20. Itemized cost estimate for stormwater plan implementation 1/ Exhibit #5 <br /> Financial responsibility(financial security instrument required if cost estimate exceeds Cost Estimate less than <br /> 21. $5000) $5,000 <br /> *See detailed requirements on next page <br /> As-built certification, prepared by a professional',engineer as required by Ch.14.49(5)(e)must be submitted upon <br /> completion of all permitted activity. <br /> Revised 01.08.2014 <br />