CITY COUNCIL AGENDA ITEM
Memo Date: July 9, 2021
Agenda Date: July 27, 2021
Prepared By: David Veloza, E.I., Associate Engineer
Through: John A. Walsh, P.E., Utilities Director
Requested Action:
title
To Authorize the City Manager to Approve Change Order #1 to P.O. 77722 with Ovivo USA, LLC in an Amount not to Exceed $41,010 for Clarifier #1 Arm Repair Project No. WS21AR; To Approve a Resolution Amending the FY2021 Budget; BAF# 21-093-T End
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BACKGROUND:
On October 15, 2020, the Jerry Sellers WRF staff noticed that the Clarifier #1 arm needed repairs on its skimming arm mechanism, along with a rake arm adjustment. Additional repairs were also needed on the Scum Box supports. These repairs needed to be made in order to prevent Seller's operating capacity from being severely impacted as it will only be operating on one out of two clarifiers and to avoid having to replace the whole rake arm mechanism, which would be very costly.
City staff submitted an "Exemption to Competitive Purchase" form to perform this repair as this was deemed a Sole Source Purchase with Ovivo USA, LLC. On January 8, 2021, the Purchasing Manager and Finance Director approved this Exemption to Competitive Purchase. On January 12, 2021, the City Manager signed an Amendment to P.O. Terms & Conditions with Ovivo USA, LLC.
On June 21, 2021, the repair for the clarifier arm began when the contractor arrived at the project site. However, the contractor noticed that the rake arm was in worse condition than reported during a site visit back in October 29, 2020. The contractor required that additional parts would be needed in order to restore the clarifier rake arm properly and to prevent future damages that would lead to future costs. These additional parts included in this Change Order are sections of the rake arm top-chord, new skimmer blade, new skimmer support, and gallons of touch-up paint. The proposal cost for this Change Order is $41,010.
Originally, $44,950 was budget...
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