Title
Contract No. 2103225
Hubbell Southfield CSO Facility Improvements
CIP # 273001/ BCE Score: 75.7
Body
Agenda of: July 26, 2023
Item No.: 2023-253
Amount: $11,418,379.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Suzanne R. Coffey, P.E.
Chief Executive Officer
Great Lakes Water Authority
DATE: June 29, 2023
RE: Contract No. 2103225
Hubbell Southfield CSO Facility Improvements
Vendor: Wade Trim Associates
MOTION
Upon recommendation of Navid Mehram, Chief Operating Officer - Wastewater Operating Services, the Board of Directors (Board) of the Great Lakes Water Authority (GLWA), authorizes the Chief Executive Officer (CEO) to enter into Contract No. 2103225, "Hubbell Southfield CSO Facility Improvements" with Wade Trim Associates, at a cost not to exceed $11,418,379.00 for a duration of 2,462 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
GLWA operates and maintains the Hubbell-Southfield Combined Sewer Overflow (CSO) facility which provides screening and disinfection treatment for receiving combined sewer flow up to 2,200 Cubic Feet per Second (CFS) and a retention storage capacity of 22 million gallons. This facility was constructed in the late 1990s. In 2020, GLWA conducted a facilities assessment of all GLWA CSO facilities, reviewing reliability, efficiency, resiliency, operation, maintenance, and safety. The improvement opportunities for Hubbell-Southfield identified through the assessment include flushing system upgrades, site security, bar screen replacement, and upgrades to the disinfection system.
GLWA operates its facilities in accordance with its National Pollutant Discharge Elimination System (NPDES) permit which requires the facility's storage basin to be cleaned/flushed before the next subsequent event. However, the existing basin flushing system is insufficient, requiring manua...
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