10-12-2021 CC RPT 28 - Laserfiche WebLink

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City of Arts & Innovation City Council Memorandum IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII TO: HONORABLE MAYOR AND CITY COUNCIL FROM: PUBLIC WORKS DEPARTMENT DATE: OCTOBER 12, 2021 WARDS: ALL SUBJECT: PROFESSIONAL SERVICES AGREEMENT WITH CENTRISYS CORPORATION OF STOCKTON, CALIFORNIA, IN THE AMOUNT OF $234,087.50 FOR THE INSTALLATION AND ALIGNMENT OF A CS21-4HC 2PH ROTATING ASSEMBLY FOR THE RIVERSIDE WATER QUALITY CONTROL PLANT ISSUE: Approve the Professional Services Agreement with Centrisys Corporation of Stockton, California, in the amount of $234,087.50 for the installation and alignment of a CS21-4HC 2PH Rotating Assembly for the Riverside Water Quality Control Plant. RECOMMENDATIONS: That the City Council: 1. Approve the Professional Services Agreement for the installation and alignment of a CS21- 4HC 2PH Rotating Assembly for the Riverside Water Quality Control Plant with Centrisys Corporation of Stockton, California, for one year from the date of execution in the amount of $234,087.50; and 2. Authorize the City Manager, or his designee, to execute the Professional Services Agreement, including making minor and non -substantive changes. BACKGROUND: The Riverside Water Quality Control Plant (RWQCP) provides treatment of domestic and industrial wastewater generated within the City of Riverside and the communities of Highgrove, Rubidoux, Edgemont, and Jurupa. This entails the operation of the primary, secondary, and tertiary treatment processes to produce high-quality treated effluent that complies with 100% of all State and Federal requirements. Current flow is approximately 46 million gallons per day. DISCUSSION: The rotation assembly that staff is requesting to purchase is one component of the centrifuge dewatering unit (centrifuge). The centrifuge was originally purchased and installed in 2006 and processes on average 216,000 gallons per day of sludge. The centrifuge requires maintenance service every 18,000 -hours, at which time the rotating assembly must be rebuilt. In 2019, the Centrisys Corporation performed the 18,000 -hour service on the centrifuge, and RWQCP was