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Approval Letter 04-30-2015April 30, 2015 u C�Iff OF Chris May CHAUSEN 6400 Teton Lane 7700 Market Boulevard Chanhassen, MN 55317 PO Box 147 Chanhassen, MN 55317 Re: Redstone Ridge — Planning Case 2015-08 Administration Dear Mr. May: Phone: 952.227.1100 Fax: 952.227.1110 This letter is to formally notify you that on April 27, 2015, the Chanhassen City Council approved the Preliminary Plat with a Variance for the use of a neck lot, to Building Inspections replat 2.74 acres into four lots, Redstone Ridge, as shown in plans dated received Phone: 952.227.1180 February 14, 2015, subject to the following conditions: Fax: 952.227.1190 Senior Center Park and Trail Conditions Engineering tee -posts. Fax: 952 227.1110 Phone: 952.227.1160 Website 7• The silt fence shown across Lots 3 and 4 must be placed twenty (20) feet from the Fax 952.2271170 1. Full park fees in lieu of additional parkland dedication and/or trail construction shall be collected as a condition of approval for Redstone Ridge for the two new housing Finance units only. The park fees will be collected in full at the rate in force upon final plat Phone: 952.227.1140 submission and approval. Based upon the city's 2015 single-family park fee of Fax: 952.227.1110 $5,800 per unit, the total park fees for Redstone Ridge would be $11,600. Park & Recreation Phone: 952.2271120 Engineering Conditions Fax: 952.227.1110 1. The plans shall show the first floor elevations of existing buildings on adjacent Recreation Center properties. 2310 Coulter Boulevard Phone: 952.2271400 2. The grading plans shall be revised to show the proposed elevations at each lot Fax: 952.2271404 corner and at the Corners of the proposed structures. Planning & Natural Resources 3. Draintile service must be provided for Lots 1 and 2 where runoff will flow from Phone: 952.227.1130 the back to the front of the lot. Fax: 952.227.1110 4. A soils report is required indicating soil conditions, permeability, slope and water Public Works level if detected. 7901 Park Place Phone: 952.227.1300 5. The plan must indicate that all swales discharging off site are to have the final 200 Fax: 952.227.1310 feet stabilized and the method to be used. Senior Center 6. The silt fence must comply with City Detail 5300 which requires the use of metal Phone: 952.2271125 tee -posts. Fax: 952 227.1110 Website 7• The silt fence shown across Lots 3 and 4 must be placed twenty (20) feet from the www.cl.chanhassen.mn.us top of the bluff to ensure that entire bluff impact zone is protected. 8. Inlet protection shall be shown on all existing catch basins with the potential to receive runoff from the site or tracked material. Chanhassen is a Community for Life - Providing forTodayand Planning forTomarrow Chris May April 30, 2015 Page 2 9. Plan must demonstrate the placement of a rock construction entrance and include a detail. 10. A note shall be made that no less than six (6) inches of topsoil, meeting the MnDOT specifications for 3877.2 Loam Topsoil Borrow, must be placed to achieve the final grade and prior to the placement of any sod. 11. The plan must show a stockpile area for stripped topsoil. 12. The erosion escrow shall be required reflecting the quantity of topsoil necessary to place six (6) inches over Lots 1 and 2, excluding the 25% hardcover allowed with the Development Contract. 13. The grading plan shall label the elevation at the centerline of the proposed driveways. 14. The plan must label the proposed grade of the new driveway for the home on Lot 3. 15. The new driveway pavement being installed at Lot 3 may not exceed a width of 50 feet. 16. Escrow for the construction of the new sanitary sewer and water services and the associated restoration of part of Teton Lane will be collected with the Development Contract. 17. Surface Water Management Utility fees totaling $6,025.80 shall be due at final plat. 18. Partial water and sewer hookup fees will be due at the time of final plat; the remaining hook- up fees will be due with the building permit. The fees will be assessed at the rate in effect at that time. Environmental Resource Conditions 1. Tree protection fencing will be required at the edge of grading limits near any preserved trees. It shall be installed prior to grading. 2. Each lot will be required to have a minimum of one tree in the front yard. Planning Conditions 1. Approval of the subdivision is contingent on approval of the right-of-way vacation. 2. All lots must maintain a maximum hard surface coverage of 25%. Final plat documents must be submitted to the City four weeks prior to the City Council meeting in which you wish to have your final plat approved. Enclosed is the list of items required for submittal for final plat approval. Chris May April 30, 2015 Page 3 If you have any questions, please feel free to contact me at 952.227.1134 or by email at salj aftkci. chanhassen.mn.us. Sincerely, Sharmeen A -Jaff Senior Planner Enclosure ec: Stephanie Smith, Project Engineer Paul Otto, Otto Associates gAplan12015 planning cases\2015-08 redstone ridge sub var vac\appmval letter prelim plat var and vac.doc ITEMS REQUIRED FOR FINAL PLAT CONSIDERATION The following items are required to be submitted a minimum of 30 days prior to City Council meeting and payment of a $250.00 final plat review fee: Submit three (3) sets of full size, 50 scale construction plans and specifications for staff review and redline. • Utility plans shall show both plan view and profiles of all utilities (sanitary sewer, water and storm sewer lines). The plan view must show all drainage and utility easements. • Grading and drainage plans shall show dwelling type and elevations, wetlands and wetland buffer areas, stormwater pond NWL and HWL, EOF and catch basin and storm manhole numbers. • The construction plans and specifications shall be in accordance to the City's latest edition of Standard Specifications & Detail Plates. • The plans shall include traffic signage and street light placement. 2. Drainage calculations for water quantity and quality ponding with maps showing drainage areas for pre -and post -development conditions and contributing areas to catch basins. 3. Hydraulic calculations and drainage map for the storm sewer design. 4. Tree Preservation Easements (if applicable). 5. Trail Easements (if applicable). 6. Engineer's Cost Estimate of Improvements: a. Sanitary sewer system. b. Water system. c. Storm sewer drainage system including cleaning and maintenance. d. Streets, sidewalk and trails. e. Erosion control. f. Site restoration (seeding, sodding, etc.). g. Site grading h. Street lights & signs i. Engineering, surveying & inspection j. Landscaping 7. Five (5) sets (folded) of final plat, one (1) set of reductions (8%' x 11"), and a digital copy in .tif format. 8. Digital copy of the legal description of the property in a .doc format. 9. Lot tabulations. Failure to provide any of the above items by the required deadline will result in delaying consideration of final plat before the City Council.