Title
Contract No. 2201068
Springwells Water Treatment Plant Medium Voltage Electrical System Replacement
CIP #114002 / BCE Score: 90.9
Body
Agenda of: November 17, 2022
Item No.: 2022-489
Amount: $64,457,860.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Suzanne R. Coffey, P.E.
Chief Executive Officer
Great Lakes Water Authority
DATE: October 28, 2022
RE: Contract No. 2201068
Springwells Water Treatment Plant Medium Voltage Electrical System Replacement
Vendor: Clark Construction Company
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. 2201068 "Springwells Water Treatment Plant Medium Voltage Electrical System Replacement" with Clark Construction Company, at a cost not to exceed $64,457,860.00 for a duration of 1,760 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
Proposed Contract No. 2201068 is a construction contract for the medium voltage electrical system replacement located at the Springwells Water Treatment Plant. The medium voltage electrical distribution system at the plant is mostly original to the initial installation in the early 1930s with several upgrades and modifications over the decades.
The original 1930s coal-fired steam boiler plant and steam turbine electric generators were replaced in the 1960s with Detroit Edison feeders. During this 1960s conversion, the original 4800V switchgear was retrofitted. The existing medium voltage system is supplied by three (3) Detroit Edison feeds with an on-site emergency diesel generator system for backup of major process systems in case of power loss. This construction contract replaces the medium voltage system in its entirety between the existing Detroit Edison transformers and the 24 mot...
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