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2007-34 . . . CITY OF CHANHASSEN CARVER AND HENNEPIN COUNTIES, MINNESOTA DATE: Mav 29.. 2007 RESOLUTION NO: 2007-34 MOTION BY: SECONDED BY: Ernst Peterson A RESOLUTION APPROVING A FINAL PLAT CREA TING ARBORETUM BUSINESS PARK SEVENTH ADDITION, CHASKA GA TEW A Y PARTNERS, LLP WHEREAS, Chaska Gateway Partners, LLP, have requested a subdivision of their property into two lots of 4.96 and 5.23 acres and an outlot of 2.03 acres; and WHEREAS, the proposed subdivision complies with all requirements of the Chanhassen City Code and the Arboretum Business Park Development Design Standards; and WHEREAS, the Chanhassen Planning Commission held a public hearing on May 15, 2007, and found the plan consistent with the Chanhassen Comprehensive Plan and Zoning ordinance and recommended approval of the subdivision. NOW, THEREFORE, BE IT RESOLVED that the Chanhassen City Council hereby approves the final plat for Arboretum Business Park 7th Addition (Planning Case #07-10) for the Chaska Gateway Partners, LLP, property legally described as Outlot C, Arboretum Business Park, creating Lots 1 and 2, Block 1, and Outlot A, Arboretum Business Park 7th Addition, as shown on the plans prepared Schoell Madsen, dated April 16, 2007, and as amended by the City, subject to the following conditions: 1. Submit 1 :200 scale plan of proposed lots (required for addressing purposes). 2. A IO-foot clear space must be maintained around fire hydrants, i.e., street lamps, trees, shrubs, bushes, Xcel Energy, Qwest, cable TV and transformer boxes. This is to ensure that fire hydrants can be quickly located and safely operated by firefighters. 3. No burning permits shall be issued for trees to be removed. Trees and shrubs must either be removed from site or chipped. 4. The developer shall be responsible for planning, engineering, and constructing the "wetland trail." Connection points for this new trail shall be the terminus of the Trotters Ridge trail, the intersection of Century Boulevard and West 82nd Street, and the intersection of Century Boulevard and Water Tower Place. Bid documents, including plans and specifications, shall be approved by the Park & Recreation Director and City Engineer prior to soliciting bids. Project bidding shall occur in a competitive environment with a minimum of three bids being received. The results of the bidding process shall be reviewed with the Park & Recreation Director and City Engineer prior to award. Cash payment for trail construction shall be made from the City of Chanhassen to Steiner Development upon completion, inspection, and acceptance of the trail. 1 . 5. Trail easements within Lots 1 and 2 and Outlot A, Arboretum Business Park 7th Addition (formerly Outlot C, Arboretum Business Park) shall be dedicated to the City to accommodate the "wetland trail". 6. The developer shall pay trail fees in the amount of $10,190.00 prior to the recording of the final plat. 7. The developer must prepare plans depicting an agreed-upon trail alignment and details for a required bridge crossing and typical construction cross section for a 10-foot wide trail prior to recording the final plat. 8. A wetland buffer with a minimum width of 16.5 feet shall be maintained around all AglUrban wetlands. Wetland buf r areas shall be preserved, surveyed and staked in accordance with the City's wetlan ordinance. The applicant shall install wetland buffer edge signs, under the direction of ity staff, before construction begins and shall pay the City $20 per sign. All structures s all maintain a setback of at least 40 feet from the wetland buffer edge. The wetland buffer setback shall be shown on the plans. . 9. All structures shall be set back at last 40 feet from the Bluff Creek primary zone. The first 20 feet of the setback from th primary zone cannot be disturbed. The plans shall be revised to show the primary zone oundary, the 40-foot setback from the primary zone and the 20-foot buffer area adjace t to the primary zone. If alteration is proposed within the 20-foot buffer area adjacent to he primary zone, a variance will be required. 10. Signage for the Bluff Creek Overl y District should be posted at least every 300 feet along the primary zone boundary. 11. The general notes on erosion and s diment controls are incomplete. A new SWPPP shall be developed by the engineer for t e site. The SWPPP shall be in place prior to applying for the NPDES permit. Additiona information regarding SWPPP requirements can be obtained through the MPCA Sto W ater Web Site. The SWPPP shall include all details, sequencing of the project a d seeding and mulching specifications. 12. Temporary and permanent erosion control plans and details shall be included in the plans. Temporary erosion control may c nsist of type 1 mulch, as well as temporary and permanent seed mixes. Erosion c ntrol blanket shall be installed on all slopes greater than or equal to 3:1. All exposed oil areas shall have temporary erosion protection or permanent cover year round, accor ing to the following table of slopes and time frames: Type of Slope Steeper than 3:1 10: 1 to 3: 1 Flatter than 10: 1 (Maximum time an area can remain open when the area is not actively being worked.) . These areas include constructed st rm water management pond side slopes, and any exposed soil areas with a positive lope to a storm water conveyance system, such as a 2 . . . curb and gutter system, storm sew'er inlet, temporary or permanent drainage ditch or other natural or man made systems that discharge to a surface water. 13. Inlet controls are needed for all inlets throughout the project and shall be installed within 24 hours of inlet installation prior to casting. Filter fabric held down by steel plates with 12" of %-inch rock over each cover may be used. Once casting of inlets takes place, inlet controls shall be installed within 24 hours. Inlet protection shall be maintained on a regular basis. The plans and SWPPP shall be revised to include standard details for all inlet protection devices. 14. Manholes with two-foot sumps shall be installed as the last road-accessible structures prior to discharge into the stormwater pond. 15. Chanhassen Type 2, Heavy Duty silt fence shall be installed around all wetlands and stormwater ponds; Chanhassen Type 1 silt fence shall be used around the remaining areas. All areas of silt fence shown on the plan that are not parallel to the proposed contours of the property shall to have I-Hooks installed every 50 feet. 16. The existing stormwater pond and areas downstream of the pond shall be protected from sediment produced by the construction site. For example, if turbid water is found in the stormwater pond, a plug could be placed in the flared-end section (PES) of the outlet structure so sediment does not go off-site. Once settling of the sediment occurs, the water could be slowly released. 17. Street cleaning of soil tracked onto public streets shall include daily street scraping and street sweeping as-needed. Provisions for street cleaning shall be included in the SWPPP. 18. Drainage and utility easements (minimum 20 feet in width) shall be provided over all existing and proposed storm water infrastructure. 19. The total SWMP fee, due payable to the City at the time of final plat recording, is $102,838. 20. The developer may dedicate Outlot A, Arboretum Business Park 7th Addition to the City. 21. The developer's engineer must submit hydrology calculations that verify that the site design is consistent with the preliminary plat assumptions, and that the pond meets NPDES requirements for this site. 22. When a site plan for Lot 2 is submitted for approval, the applicant must submit calculations verifying that the proposed design meets the pond design assumptions and meets other agency requirements (e.g. NPDES Phase 2 permit). 23. Upon approval of the site plan for Lot 2, the applicant must post an escrow for the street repair required for the utility service extension. 3 . . . ATTEST: Todd Ge YES Furlong Ernst Litsey Peterson Passed and adopted by the Chanhassen City Council this 29th day of May, 2007. Thomas A. Furlong, Mayor NO ABSENT Tjornhom 4