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Ci!y of Tukwila <br />Allan Ekberg, Mayor <br />TO: <br />n and Infrastructure Committee <br />FROM: <br />BohGiberaon" Public Works Qireotor�o <br />BY: <br />Cymdy Knighton, Senior Program Manager <br />CC: <br />Mayor Ekberg <br />[)ATE: <br />February 24~2O17 <br />SUBJECT: <br />Baker Boulevard Non-Motorized Imlorovements <br />Project No. 91610409, Contract No. 07-123 <br />Supplemental Agreement No. 1G <br />ISSUE <br />Approve Supplemental Agreement No. 16 with KPFF for engineering design services for the Baker <br />Boulevard Non-Motorized Improvement Project. <br />BACKGROUND <br />KPFF has completed the design of the TUC e Bridge Project (Ped Bridge) and the <br />construction of the bridge io underway. Aa part Of the Ped Bridge Project, deSignoftheGneenRiverTnai|and <br />new sidewalks on Christensen Road were completed. Due k)funding limitations, construction along the trail <br />and the wide sidewalks on Christensen Road were removed from the construction bid documents. <br />DISCUSSION <br />Design of Baker Boulevard to include bike lanes and reduce the travel lanes to one in each direction (Baker <br />Road Diet) was included in the initial design contract with KPFF,but the design was never advanced tothe <br />100% level as funding was reallocated to unexpected needs for the Ped Bridge design and permitting. At <br />the time the Ped Bridge project vv8Sne8ringdeaignoomnp|etion'KingCounh/PerkaandRoonaed|onDiviSion <br />approached Tukwila with $| million in County trail levee funds that could be used to design and construct <br />the Baker Road Diet and the sidewalk improvements along Christensen Road. The interagency agreement <br />between Tukwila and King County was approved by Council on December 5, 2016. A new project, Baher <br />Boulevard Non-Motorized Improvements, was created in the 2817'2022C|PtV encompass the <br />improvements into osingle project. <br />SupplennentaAorg8nnmrtNo.1GtoKPFF's Contract 07-123 was negotiated os the most cost effective and <br />expeditious way tohave the design completed on Baker Boulevard and incorporated with the design work <br />already completed for the Green River Trail and Christensen Road. <br />FINANCIAL IMPACT <br />The additional costs for the Baker Boulevard design work and the packaging into a bid-ready document is <br />$77,798.67 and is less than the $100,000 budgeted for design in the 2017 CIP. <br />RECOMMENDATION <br />Council is being asked to approve Supplemental Agreement No. 16 with KPFF for the Baker Boulevard <br />Non-Motorized Improvement Project in[hoarnourdof$77,7B8.678DdconaiderthiaitennontheCVnSHmk <br />Agenda 81 the March G'2O17 Regular meeting. <br />Attachments: Page 15.2017C|P <br />m=pp Supplemental Agreement No. 16 <br />w:\p*eng\pnojoots\a-nw&mpnojents\buxe blvd non-motorized (n1s1n4ne)\imh memo xp*auppw1spen22417gl.doox 1e <br />