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<br />09/19/2008 FRI 11:44 FAX 651 770 2552 EHHONS~OLIVIER RESOURCES <br /> <br />~004/008 <br /> <br />Permit Application No. 08-054 <br /> <br />City of Centerville <br /> <br />7. Location Plan prepared by Bonestroo, undated, received September <br />2, 2008. <br /> <br />8. Typical Section Plan (2 sheets) by Bonestroo, undated, received <br />September 2,2008. <br /> <br />9. Erosion and Sediment Control Plan (7 sheets) prepared by <br />Bonestroo, undated, received September 15, 2008. <br /> <br />10. Rain Garden Grading Plan prepared by Bonestroo, undated, received <br />September 15,2008. <br /> <br />11. Stormsewer Plan (3 sheets) prepared by Bonestroo, undated, <br />received September 2, 2008. <br /> <br />12. Details Plan (3 sheets) prepared by Bonestroo, undated, received <br />September 15, 2008. <br /> <br />13. Street Improvements Plan (2 sheets) prepared by Bonestroo, <br />undated, received September 11, 2008. <br /> <br />14. Cross Sections Plan (4 sheets) prepared by Bonestroo, undated, <br />received September 11, 2008. <br /> <br />15. Response Letter to 9-11-08 Engineer's RepOlt prepared by <br />Bonestroo, dated September 15, 2008, received September 15, 2008. <br /> <br />16. MN Joint Application Fonn for Water/Wetland Projects (application <br />to DNR) prepared by Bonestroo, dated September 15, 2008, received <br />September 15, 2008. <br /> <br />17. RCWD Pelmit File 07-065, 06-052, 95-129 and 93-114. <br /> <br />Findings: <br /> <br />I. The proposed project entails reconstruction of 1.2:1: miles (6,200:1: <br />LF) and rehabilitation of 1.1:1: miles (5,725:1: LF) of roadway within <br />the City of Centerville. These reconstruction areas are tributary to <br />Clearwater Creek and Peltier Lake. <br /> <br />2. Per RCWD Rule C, Subpart 5(t), the reconshucted roadway sections <br />are classified as Access or Subcollector for which the Water Quality <br />and Volume Control standard is 0.8-inches of runoff from the new <br />and reconstructed impervious surface and the directly connected <br />impervious surfaces within the project corridor. There is no water <br />quality / volume control requirement for rehabilitation areas. Soil <br />botings taken throughout the project site indicate predominantly <br />clayey soils not conducive to infiltration. Therefore, the proposed <br />stormwater management plan focuses on alternative compliance <br />(filtration BMPs) including seventeen (18) filtration raingardens and <br /> <br />Emmons & Olivier Resources, Inc. <br /> <br />- 3 - <br /> <br />9/19/08 <br />