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7165 <br /> Preliminary Plat Application <br /> Shoreline Estates <br /> Page 2 <br /> Area Map and calculations should be revised to indicate area bypassing rain garden. <br /> i. Soil amendment areas should be in locations not subject to future pedestrian and vehicle <br /> traffic and planted with native vegetation. The proximity of proposed amended areas to <br /> house pads will most likely result in compaction of the soils over time due to human <br /> interaction. Therefore,amended soil locations should be revised or the basin should be <br /> expanded to meet MCWD requirements.Potential amendment areas include along the east <br /> and west side of the entrance road and the cul-de-sac island. <br /> j. A stormwater management plan outlining how the proposed improvements will meet all <br /> requirements must be submitted for review prior to Preliminary Plat approval to ensure <br /> adequate siting is available for required facilities. <br /> 2. Storm sewer sizing calculations must be submitted with correspond drainage area map to verify <br /> adequate sizing. <br /> 3. Final Plans must include the following: <br /> a. Grading,Drainage, and Erosion Control Plan <br /> b. Street Construction Plan <br /> c. Utility Plan <br /> d. Landscape and Restoration Plan(including invasive species removal) <br /> e. SWPPP meeting NPDES requirements <br /> 4. The applicant will be required to obtain Minnehaha Creek Watershed District(MCWD) <br /> approval and permitting. Per correspondence with MCWD,they will require all stormwater <br /> runoff management facilities to be installed with initial development. A copy of any approvals <br /> or permits required must be submitted prior to Final Plat approval. <br /> 5. The applicant will be required to obtain a General Construction Permit(NPDES)to discharge <br /> stormwater associated with construction activity since more than 1 acre will be disturbed. A <br /> copy of the permit must be submitted prior to any land disturbing activity. <br /> 6. The applicant will be required to obtain Hennepin County approval and permitting for <br /> connection to CSAH 15. A copy of any approvals or permits required must be submitted prior <br /> to Final Plat approval. <br /> 7. The applicant will be required to obtain a Sanitary Sewer Extension Permit from the MPCA <br /> and MCES.A copy of any approvals or permits required must be submitted prior to Final Plat <br /> approval. <br /> 8. The applicant will be required to submit a Maintenance Agreement for all stormwater <br /> management structures and facilities. The agreement must define maintenance responsibilities <br /> following completion of project, specify types and frequencies of inspection and maintenance <br /> activities,designate who will conduct inspection and maintenance activities,and outline <br /> reporting requirements. The Agreement will be recorded with the County per the City's <br /> approval process. <br /> 9. Drainage and Utility Easements msut be provided as follows: <br /> a. Over all sanitary forcemain. <br /> b. Over all stormwater management facilities used to meet regulatory requirements. <br /> c. Over all wetland and buffers. <br /> d. Over all soil amendment areas. <br /> e. All swales and piping providing drainage for multiple properties. <br /> f. 5' along all side lot lines,unless adjacent to Development boundary. <br /> g. 10' along all front lot lines,rear lot lines, and adjacent to Development boundary. <br /> 10. The sanitary service line to be abandoned must be completely disconnected from the existing <br /> system to remain in place and capped.All pipes greater than 2"to be abandoned in place must <br /> be blown full with sand and the ends grouted shut. <br /> 11. Road widths must be listed on the Road Plan. <br /> 12. The 15"CMP at Station 1+20 must be replaced with a 15"RCP and existing drainage patterns <br /> H:\ORNO\C13120357\z_Shoreline Estates\ShorelineEstates_PrePlatReview 2021-1-19.docx <br /> Bolton&Monk is an equal opportunity employer <br />