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w arrw <br />•REQUEST FOR CC <br />W Of <br />Report number 10-177 <br />Agenda Section Vf-5 <br />Council Meeting Date July 27, 2010 <br />ITEMDESCRIPTION: CONSIDERATIONOFSTORMWATERMANAGEMENT <br />FACILITIES MAINTENANCE AGREEMENT FOR PROJECT 10-1, 2010 STREET <br />REHADILUATION. <br />DEPARTMENTHEAD'SAPPROVAL: Ca 01 <br />CITY MANAGER'S APPROVAL: <br />NoconsentermstosupplemouttlismissalSW9 Commesmatmched <br />Recommendation: Subject to Ore approval of the City Attorney, enter into a Maintenance <br />Agreement with Rice Creek Watershed District (RC WD) for inspecting and matutououng stormwator <br />management facilities delineated and labeled on Exhibit A. <br />Legislative History: Neighborhood Informational Meeting February 11, 2010 <br />Council received Feasibility Study March 9, 2010 <br />Council set data for Public Hearing March 9, 2010 <br />Improvement Hearing (approved project) ApH113, 2010 <br />Council approved Plans and Specifications May 25, 2010 <br />Bids opened by Staff July 6, 2010 <br />Conrail awarded bid to Valley Paving July 13,2010 <br />• Financial Impact: The City is responsible for the mahnenm oe and inspection of all drainage <br />frcilities receiving public stormwater, however, infiltration features typically require more <br />maintenance Nan monnoomer ponds. The 21s Street pomlfinfiltm0on basin is oversized and is <br />designed to provide credits for future projects, thus reducing Nose projects overall cost. Creating <br />larger basins like this one also reduces overall maintomnce by not having smaller basins scattered <br />throughout the City. <br />Explanation: As a part of the proposed improvements for the 2010 Street Rehabilitation, <br />RCWD Rules require the City to provide Best Management Practices (BMPs) chat minimize <br />pollutants discharged to downstream surface waters. In addition, RC" requires teat <br />infiltration (volume reducing) features we added to reconstruction projects where feasible, and <br />the City formally agree to maintain said features. RC WD Rules nNune the City to enter into an <br />agreement W ensure then the City will continue these inspections on a regular basis. The <br />maintenance agreement resource an as -built survey demonstrating chat the stormwater features <br />werebuilt according toplanand romine inspections be performedby the City of New Brighten. <br />Omnt M. WYMIS1 <br />Director of Public Works <br />• <br />Attachment: Maintenance Agreement <br />Exhibit <br />