210 SW EVERETT MALL WAY BASE FILE 2018-01-02 MF Import

r� 7. The presence of a high groundwater table an wetlands on and adjacent to this site indicate that the soils and site conditions are probably not suitable for an infiltration basin. In an infiltration basin is no feasible, a wetpond will be required. 8. m general, rich ted inside wetland) o� stream he exbuffeeptiareo of necessary discharge systems, 9. On -site detention of stormwater runoff is required per city standards. 10. Treatment of stormwater runoff from paved areas must occur, per city standards, prior to discharge of the $W mwaW from the site or to a stream or wetlarW. 11. Landscaping will be required for surface ponds and basins to provide screening and an aesthetically pMssing appearance A landscape plan must be submitted and approved during plan review. Landscar; i7 shall be provided outside of the high water mark and may be required to be indVi#,' in aMh opal plc under common ownership. Installation of the landscapihw per an is required before final approval. The city may require formation of a Homeowner's Association to maintain all landscape areas. 12. Discharge of water to wetlands should mimic natural discharges as much as is feasible. Point source discharges should not be created where they do not naturally occur. Techniques that result in dispersed discharge, such as dispersion trenches or buried perforated pipe located at wetland buffer edges, can be used to mimic naturally occurring sheet flow into wetlands. 13. Natural wetlands may not be used to meet detention requirements for stormwater. In addition, stormwater detention is generally not allowed in wetlands created for malgation. However. with certain types of mitigation wetlands, a restricted outlet and fluctuating water table is desired and designed feature of the wetland. Detention of clean or treated stormwater runoff may be permissible under these circumstances, Treatment of stormwater runoff is not allowed in either natural or created wetlands. 14. Approximately 3,500 GPM of water flow is available at this site at 20 psi residual pressure. 15. Any broken or damaged sidewalks shall be replaced pr the City Public Works Inspector. the 16 Dust suppress on and sts are to be treet cleanclear of tlng mirt ust occur as directed by thdebris at all times e Public Works Inspector. 17. Permits must be obtained for all fill removed from the site and placed w thin the City Limits. 18. A one-year warranty is required on the public improvements for an amount not less than 10% of the cost of construction and shall run for one year from the date of issuance of the first Occupancy Permit for the project. 19. On -site watennain will be staked within an easement to the City. The easement must be submitted to the City prior to the issuance of permits. 20. As-builts of storm sewer, sanitary sewer, and water systems must be submitted per City Design and Construction Standards and Specifications.