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HomeMy WebLinkAbout19. 16-559 DECEMBER 13, 2016 16-559 RESOLUTION (CARRIED 7-0 LOST________LAID OVER________WITHDRAWN________) PURPOSE: APPROVE ENGINEERING SERVICES AGREEMENT WITH STRAND ASSOCIATES, INC. (STRAND) FOR SAWYER CREEK WATERSHED STORM WATER MANAGEMENT PLAN UPDATE ($182,500.00) INITIATED BY: DEPARTMENT OF PUBLIC WORKS BE IT RESOLVED by the Common Council of the City of Oshkosh that the proper City officials are hereby authorized to enter into and take those steps necessary to implement an appropriate professional services agreement with Strand Associates, Inc. (Strand) for engineering services for the Sawyer Creek Watershed Storm Water Management Plan Update in the amount of one hundred eighty-two thousand five hundred dollars ($182,500.00) Acct. No. 561-2010-1799-00000 Storm Utility Construction in Progress City of� Oshkosh MEMORANDUM TO: Honorable Mayor and Members of the Co on Council FROM: James Rabe, Director of Public Works DATE: December 8, 2016 RE: Approve Engineering Services Agreement with Strand Associates, Inc. (Strand) for Sawyer Creek Watershed Storm Water Management Plan Update ($182,500) BACKGROUND Engineering staff requested a proposal from Strand to provide an update to the Sawyer Creek Watershed Storm Water Management Plan (SWMP). The services to be provided include performing field survey of known improvements to the storm water drainage system since the completion of the April 2009 Sawyer Creek Watershed SWMP and reconciling differences between the model cross-sections and LIDAR data; updating the existing conditions hydrology and hydraulic (H&H) models; preparing H&H modeling under 2016 conditions for two, five, ten, twenty five, fifty, and one hundred year storm events; developing flood mitigation alternatives; preparing post -mitigation H&H model runs under 2016 conditions with the recommended alternative; preparing SWMP; preparing for, attending, and documenting up to four progress meetings with the City; preparing exhibits and presentations, and attending and documenting public informational meeting, Storm Water Utility committee presentation, and Common Council workshop; preparing flood storage district maps for the City to submit to Winnebago County for approval; attending the Winnebago County public hearing for the approval of the flood storage district maps; preparing submittal to the Federal Emergency Management Agency (FEMA) and the Wisconsin Department of Natural Resources (WDNR) for the physical map revision of the three map panels affected by the City's storm water improvements in the Sawyer Creek watershed; communicating with FEMA and the WDNR during their respective reviews of the physical map revision submittal; and preparing a zone of influence map for each storm water detention facility incorporated in the Sawyer Creek watershed model. 1:\ Engineering\ Storm Water Information\ Sawyer Creek Watershed \ Flood Plain Update \ Strand CC Page 1 Of 2 Agenda Memo -Sawyer Crk Wtrshed SWMP Update_12-8-16.docx ANALYSIS Engineering staff reviewed the proposal and finds the cost reasonable for the scope of services to be provided. Strand was chosen due to their significant experience within the Sawyer Creek watershed. This experience includes preparing the original SWMP for the Sawyer Creek watershed and designing and providing construction -related services for projects within the Sawyer Creek watershed, including the James Road Area Detention Basin, Westfield Street Bridge Reconstruction, and the Sawyer Creek dredging project. BUDGET The cost of these service is not to exceed $182,500. Funding for these services is included in the Storm Water section of the 2017 Capital Improvements Program. RECOMMENDATIONS Chapter 12 of the Municipal Code of the City of Oshkosh provides that professional services of a specialized nature, including engineering services, may be procured without the use of formal, sealed quotes. I have reviewed this agreement and in accordance with Section 12-16 of the Code, I am hereby recommending that the Common Council approve the award of this engineering services agreement. Approved: Mark A. Rohloff City Manager JER/tlt L\ Engineering\ Storm Water Information\Sawyer Creek Watershed\Flood Plain Update\Strand CC Page 2 Of 2 Agenda Memo -Sawyer Crk Wtrshed SWMP Update_12-8-16.docu