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AI# 10696
Regular City Council Meeting
7.11.
05/10/2022:
Information
Agenda Item
Resolution - Engineering:
Consider a resolution authorizing the Mayor to execute Change Order No. 3 to Contract 15325 with Red River Construction Company, for the construction of the Southeast Water Reclamation Plant, Plant 3 Improvements Project.
Item Summary
On August 11, 2020, the City Council awarded contract 15325 to Red River Construction Company in the amount of $7,257,052, for the construction of the Southeast Water Reclamation Plant (SEWRP) Plant 3 Improvements Project. The work of the project includes replacement of rotating mechanisms in two secondary clarifiers, replacement of underground and overhead air piping, construction of a return activated sludge pumping station, and associated electrical improvements.
On January 26, 2021, City Council authorized Change Order No. 1 for emergency repairs on a 36-inch influent pipe in the amount of $391,736.14 with 91-day contract extension.
On September 9, 2021, City Council authorized Change Order No. 2 for eleven contract modifications in the amount of $308,243.89, with a 119-day contract extension that incorporated additional air valves for sludge pumps, modifications of the non-potable water piping network, dewatering of the aeration basins and modifications to the aeration diffuser grid.
Change Order No. 3 will incorporate six proposed contract modifications, including coating on the aeration basin influent pipe, replacement of existing valves, addition of new Return Activated Sludge (RAS) pumps, additional pumping and cleaning of clarifiers, and an epoxy injection credit. Staff and the Consulting Engineer negotiated Change Order No. 3 with Red River Construction Company in the amount of $103,024.94 with 39 days of additional time for construction.
Fiscal Impact
Change Order No. 3 in the amount of $103,024.94, is funded in Capital Improvement Project 92444, SEWRP Improvements Plant 3.
Staff/Board Recommending
Jesica McEachern, Assistant City Manager
Attachments
Resolution
Change Order No.3
Original Contract
Change Order No.1
Change Order No.2
Location Exhibit
CIP Spreadsheet
CIP Detail
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