Agenda - Council - 05/28/2002 - Laserfiche WebLink

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7. A final gading plan must be submitted as part of' the final plat. Items to be included on the final grade plan are as follows: S~orm sewer size, type, inverts ant top of casting Critical drainage swale and emergency overflow elevations Drainage and utility easements House sv/le with detail and table that includes house type, low floor elevation, garage floor elevation, lowest opening elevation, tOO-year flood elevation, street center line elevations, and front and rear yard slopes. Detail of aprons (Class ES required) Backyard pending elevations for 1..00 year event Avoid catch basin locations in parking nodes Draina-~e and Utility Easements: The standard drainage and utility easements are proposed around the perimeter of the plat. In accordance with City policy, the wetland and stormwater ponds are also proposed to be encumbered with drainage and utility easements. MrgDOT has made note of an existing temporary easement in the northwest corner of the plat that expires 12-1-05, and that no work can be done in this area. City Staff is requesting that the Developer provide additional inibrmation regarding the easement. The proposed easements over the sewer and water utilities comply with the Utility Pron. Access easements will need to be recorded ~br all temporary cul-de-sacs. Utility Ptan: The development will be served by municipal water and sanitary Sewer. Options ~br service are: a) developer extend sewer trunk and any costs incurred above and beyond the sewer and water trunk fees due would be the responsibility of the developer; b) the developer can wait for the interceptor; c) developer .can work' out a Ii2 station plan with surrounding developments that .could be vacated when the interceptor gets to the area. You have opted to plan ~br a lift station that would be deep enough to serve ail fo'ur developments (Wildlife Sanctuary 2"d and ?, Evergreen Point, and Sunflower Ridge). This lift station has been proposed to be located on the north side of an adjacent plat. ff one of the above mentioned plats does not get approval, the plan will need to be modified. There needs to be an easement large enough (100 ft) to accommodate the interceptor when it gets to the area. All utilities must be extended to the end of the plat on all stub streets. Additional Utility Comments: ,~- Hydrants should be placed at end of deadend stubs for flushing purposes. > Forcemain should be piped to a sanitary sewer with available capacity Add valves at end of 157a' Lane ~- Sanitary sewer flow to Lots 0~ -~ ~o-o~, Block: is wrong direction 9 Sound Mitiuation: it is the City's responsibility to take reasonable measures to ensure -295-