Title
Proposed Change Order No. 1
Contract No. 2101680/SCN-0000436
Lake Huron Water Treatment Plant Progressive Design Build Instrumentation Controls Improvements
CIP #111006 / BCE Score: 77.10
Body
Agenda of: July 23, 2025
Item No.: 2025-212
Amount: Original Contract Amount $ 5,125,915.00
Proposed Change Order No. 1 77,328,241.00
Total Contract Amount $82,454,156.00
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 26, 2025
RE: Proposed Change Order No. 1
Contract No. 2101680/SCN-0000436
Lake Huron Water Treatment Plant Progressive Design Build Instrumentation Controls Improvements
Vendor: Brown and Caldwell Constructors
Status: Amendment/Change Order
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 Contract No. 2101680/SCN-0000436, Proposed Change Order No. 1 "Lake Huron Water Treatment Plant Progressive Design Build Instrumentation Controls Improvements" with Brown and Caldwell Constructors, with an increased cost of $77,328,241.00 for a total cost not to exceed $82,454,156.00 and an increased duration of 480 days for a total duration of 2,480 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
Contract No. 2101680 is a progressive design-build contract focused on the rehabilitation of the instrumentation and select controls at the Lake Huron Water Treatment Plant (LHWTP). This contract has successfully completed its Phase 1 Design obligations and this Proposed Change Order serves as the Phase 2 Work and Pricing Amendment, allowing the installation of the work. The project addresses both long outstanding issues with the overall network architecture for LHWTP, obsoles...
Click here for full text