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CONTRACT CHANGE ORDER NO. 3 TO THE ENGINEERING DESIGN AND CONSTRUCTION ADMINISTRATION SERVICES CONTRACT FOR WATERWORKS ENGINEERS
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RECOMMENDATION:
1. Approve the $343,501 Contract Change Order No. 3 to the Engineering Design and Construction Administration Services Contract for WaterWorks Engineers, Inc. to complete work required at the Goodyear Water Reclamation Facility (GY WRF) related to plant expansion and authorize the Purchase Order to be issued.
2. Authorize the use of the $40,734 available funds from the Approved FY 16 Capital Improvement Plan (CIP) Budget for the 4 to 6 million gallons per day (MGD) Engineering Design Contract, and the $368,908.94 available funds from FY 15 carryover funding from the Disk Filter Construction Contract to fund the expedited Soil Remediation and Headworks Screen projects.
PURPOSE:
The execution of Contract Change Order No. 3 will allow the City to proceed with the improvements to the GY WRF. The Work is part of the approved FY 17 Capital Improvement Plan expansion of the GY WRF capacity from 4 to 6 MGD. The soil remediation and screen project work is recommended to be expedited and performed ahead of the current programmed schedule to ensure maximum water quality benefits for wastewater treatment plant operations and the Vadose Zone Injection (VZI) Well Project. The consultant will provide professional engineering design, contractor procurement, and construction phase administration services. (Mark Holmes, Water Resources Manager)