Title
Contract No. 1803990
Lake Huron Water Treatment Plant, High Lift Pumping Metering and Yard Piping Improvements
CIP# 111009 / BCE Score: 62.2
Body
Agenda of: September 23, 2020
Item No.: 2020-304
Amount: $30,022,636.79
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority
DATE: August 31, 2020
RE: Contract No. 1803990
Lake Huron Water Treatment Plant, High Lift Pumping Metering and Yard Piping Improvements
Vendor: Weiss Construction Co., LLC
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. 1803990 "Lake Huron Water Treatment Plant, High Lift Pumping Metering and Yard Piping Improvements" with Weiss Construction Co., LLC, at a cost not to exceed $30,022,636.79 for a duration of 1,393 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The GLWA Lake Huron Water Treatment Plant (LHWTP) serves the northern and northwestern portions of the transmission system and satisfies approximately one-third of GLWA's total daily water demand. Construction of the LHWTP started in the late 1960s and was placed into service on September 11, 1974. The original treatment capacity was 200 million gallons per day (MGD). During the 1990s, the plant was expanded to 400 MGD treatment capacity.
The plant has eight high-lift pumps with each pump capable of providing 60 MGD for a firm pumping capacity of 420 MGD. Three of the existing high lift pumps have variable frequency drives (VFDs). The plant was constructed with an Annubar differential pressure style flow meter for measuring finished water production; however, this meter was abandoned because of its extensive leaking and was beyond repair. As a result, fi...
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