Title
Requisition No. REQ-0002500
Southwest Water Treatment Plant Flocculation Improvements
CIP #113010 / BCE Score: N/A
Body
Agenda of: March 11, 2026
Item No.: 2026-092
Amount: $5,338,719.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Suzanne R. Coffey, P.E.
Chief Executive Officer
Great Lakes Water Authority
DATE: March 2, 2026
RE: Requisition No. REQ-0002500
Southwest Water Treatment Plant Flocculation Improvements
Vendor: CDM Smith Michigan, Inc.
Status: New Contract/PO
MOTION
Upon recommendation of Cheryl Porter, Chief Operating Officer - Water and Field Services, the Board of Directors (Board) of the Great Lakes Water Authority (GLWA), authorizes the Chief Executive Officer (CEO) to enter into Requisition No. REQ-0002500, "Southwest Water Treatment Plant Flocculation Improvements" with CDM Smith Michigan, Inc., at a cost not to exceed $5,338,719.00 for a duration of 2,012 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The existing walking beam-style flocculators were installed in the early 2000s under Contract DWS-814 and are beyond the design life with frequent failures. The walking beam flocculation technology is unique for Southwest Water Treatment Plant (SWWTP) and uses many bearings that increase maintenance demands. This proposed engineering design services contract is for flocculator replacement at the SWWTP with new, vertical style units, and other necessary supporting improvements. Vertical style flocculators have been used successfully at the Water Works Water Treatment Plant and require less maintenance. This proposed contract provides design, construction administration, and resident project representative services.
JUSTIFICATION
Flocculator replacement at the SWWTP by July 31, 2031, is necessary to meet the Administrative Compliance Agreement (ACA-399-15-2023) between the Great Lakes Water Authority and the State of Michig...
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