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File #: 2021-086    Version: 1 Name:
Type: Resolution Status: Passed
File created: 3/3/2021 In control: Board of Directors
On agenda: 3/24/2021 Final action: 3/24/2021
Title: Contract No. 2002190 Rehabilitation of Ferric Chloride Feed System and Sludge Lines CIP#211008/BCE Score 74.2
Sponsors: Navid Mehram, Daniel Alford
Indexes: Wastewater Operations
Attachments: 1. CIP Plan 211008, 2. 2002190.Procurement Board Report-RFB, 3. 2002190.Cost Tabulation - Notice of Respondents

Title
Contract No. 2002190
Rehabilitation of Ferric Chloride Feed System and Sludge Lines
CIP#211008/BCE Score 74.2
Body
Agenda of: March 24, 2021
Item No.: 2021-086
Amount: $9,839,000.00

TO: The Honorable
Board of Directors
Great Lakes Water Authority

FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority

DATE: February 26, 2021


RE: Contract No. 2002190
Rehabilitation of Ferric Chloride Feed System and Sludge Lines
Vendor: Weiss Construction Group, LLC


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. 2002190, "Rehabilitation of Ferric Chloride Feed System and Sludge Lines" with Weiss Construction Co. LLC, at a cost not to exceed $9,839,000.00 for a duration of 24-months; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.


BACKGROUND
The Water Resource Recovery Facility (WRRF) at the Great Lakes Water Authority (GLWA) is required to remove phosphorus (P) to meet effluent limits required in the plant's National Pollutant Discharge Elimination System (NPDES) permit. The primary method for removing P at the WRRF is by adding iron salts (ferric chloride) to the wastewater stream at each of the pump stations (PS-1 and PS-2) and then precipitating it out in the primary clarifiers. Pump stations PS-1 and PS-2 have independent ferric chloride storage and feed facilities to accommodate the different flows and wastewater chemical and biological characteristics experienced at each of the Pump Stations.
PS-2 ferric chloride system improvements are currently under construction. The new PS-1 ferric storage and feed equipment will be installed in the same location as the PS-2 ferric chloride storage and feed system and will be used to convey ferric to both the Oakwood and DRI/Jefferso...

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