Title
Proposed Change Order No. 1
Contract No. 2002190
Rehabilitation of Ferric Chloride Feed System and Sludge Lines
CIP #211008 / BCE Score: 78.30
Body
Agenda of: February 22, 2023
Item No.: 2023-035
Amount: Original Contract $9,839,000.00
Proposed Change Order No. 1 0.00
Total Contract Amount $9,839,000.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Suzanne R. Coffey, P.E.
Chief Executive Officer
Great Lakes Water Authority
DATE: January 27, 2023
RE: Proposed Change Order No. 1
Contract No. 2002190
Rehabilitation of Ferric Chloride Feed System and Sludge Lines
Vendor: Weiss Construction Co., 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, Proposed Change Order No. 1, "Rehabilitation of Ferric Chloride Feed System and Sludge Lines" with Weiss Construction Co., LLC, with no increase in cost for a total cost of $9,839,000.00 and an increased duration of 244 days, for a total duration of 975 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
On April 5, 2021, Great Lakes Water Authority issued notice to proceed to Weiss Construction Co., LLC. The project is intended to improve reliability of the ferric chloride feed system at Pump Station No. 1 and the thickened waste activated sludge (TWAS) piping between Complex B and Complex A at the Water Resource Recovery Facility (WRRF). The scope of work includes replacement of the existing ferric chloride feed system with new pumps and appurtenances, new ferric chloride storage tank and appurtenances, and modification of the TWAS pipeline at Complex B.
As of this Board letter, chemical facility rehabilitation is nearing completion with the new tank, pumps and much of the piping for ...
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