05-12-2003 Council Packet - Laserfiche WebLink

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a) 4. a) Developer shall construct stormwater management facilities as shown on the approved plans. Sheets C4.11 through C4.21. The stormwater drainage system outside of public rifhts-of- wav will be owned and maintained by the homeowners association. Developer shall construct a regional stormwater pond within Outlots B and C and within the MnDOT right-of-way per the designs and specifications as shown on Sheet C3.2, subject to Developer obtaining the appropriate permits for such use from MnDOT. T be regional pond is intended to accommodate stormwater runoff from the development as well as for the entire upstream watershed. The regional st irmwater pond shall be maintained by the Developer during all phases of development, after which the Stonebay Community Association shall be responsible for maintenance. In the event that MrrDOT approvals require that the City be responsible for maintenance of the regional stormwater pond, the aforesaid Association shall accept the financial obligation for such maintenance. Developer shall provide record plan sets for all utility construction in a timely manner as required by the PUD No. 4 Agreement. 3. Welland Impacts Orono ’s 26' wetland setback requirement (Zoning Code Section lO.SS, Subd. 8) which disallows filling, grading, dredging, excavation, hardcover, temporary or permanent structures, obstructions, septic systems, wells or other construction, is in effect on the site. Final grading and site plans. Sheets C3.1 through C3.8, indicate those locations where grading or filling within the 26' .setback is necessary to accomplish the P1l.i. A variance to Section 10.55, Subd.8 has been granted to allow the minimal filling within the 26' wetland setbacks where buildings abut the 26' setback line as shown on the approved plan sheets. A wetland setback variance has been granted for encroachment ofbuildings, retaining walls, roadways, trails and hardcover within the 26' wetland setback as depicted on Sheets C3.1 through C3.8. The City specifically acknowledges that 1.05 acres of City protected wetland are to be filled or otherwise impacted as part of the project. The Developer shall comply with all specified requirements of the MCWD in regards to mitigation and protection of wetlands on the site. Grading, Erosion Control Erosion control shall adhere to "Best Management Practices for Protecting Water Quality in Urban Areas". The Developer shall comply with all conditions enumerated in the Erosion Control memo bv Boncstroo & Associates dated October 3,2002. All erosion control measures as required by the City and the MCWD shall be in place, inspected and approved by the City Engineer prior to commencing excavation on the site. Page 3 of 4