PSA - Arcadis US, Inc. - Design & Construction Administration for the Wastewater Headworks Influent Gates Improvements

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INTER -OFFICE MEMORANDUM DEPARTMENT OF PUBLIC WORKS DIVISION OF ENVIRONMENTAL SERVICES TO: Members of the Board of Public Works Eric Horvath, Director of Public Works Michael Schmidt, Assistant City Attorney Public Works Linda M. Martin, Clerk FROM: Al Greek, Director of Utilities Jacob M. Klosinski, P.E., Assistant City Engineer SUBJECT: Project No. 117-026 WWTP Headworks Influent Gates Improvements Professional Services Agreement DATE: August 1, 2017 The Division of Utilities recommends the Board of Public Works approval of a Professional Services Agreement with Arcadis U.S. for design and construction administration services for Project No. 117-026 WWTP Headworks Influent Gates Improvements. Background The Department of Public Works engaged Donohue & Associates to provide an Influent Gates Study earlier this year as a means to better understand flow control and our ability to service existing flow meter equipment at the influent gates of the Wastewater Treatment Plant and control incoming flow to the facility. The resulting study recommended three to four gates inside the Wastewater Treatment Plant with two gates at Junction Chamber No. 1 and one to two gates at Junction Chamber No. 2. Controlling flow at the Wastewater Treatment Plant is one of the most important components to exceptional and efficient treatment. Scope of Services The purpose of this Professional Services Agreement with Arcadis U.S. is to provide design services for electrically actuated cast iron influent gates, electrical design, construction sequencing and bypass pumping plan for between 50 MGD to 77 MGD. Arcadis will also provide Bidding Services and Construction Administration Services during the project. The total cost for the Professional Services is $105,720.00 (not to exceed). Refer to the Professional Services Agreement for details on the scope of services and deliverables. The Division of Utilities will appropriate sufficient funds from Utilities, Wastewater, Engineering, Account (641-0630-793-31-02. For questions regarding the subject agenda request and recommendations, contact Al Greek (Ext. 4210) or Jacob M. Klosinski (Ext. 9496) at the Division of Utilities.