Title
Proposed Amendment No. 1
Contract No. 1803709
Conveyance System Infrastructure Improvements
CIP #260701 / BCE Score: 60.10
Body
Agenda of: February 22, 2023
Item No.: 2023-034
Amount: Original Contract $4,575,838.00
Proposed Amendment No. 1 577,989.00
Total Revised Contract $5,153,827.00
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 Amendment No. 1
Contract No. 1803709
Conveyance System Infrastructure Improvements
Vendor: Applied Science, Inc
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. 1803709, Proposed Amendment No. 1 "Conveyance System Infrastructure Improvements" with Applied Science, Inc., at an increased cost of $577,989.00 for a total cost not to exceed $5,153,827.00 and an increased duration of 978 days for a total contract duration of 2,347 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The GLWA Wastewater Conveyance System consists of over 180 miles of interceptor and trunk sewers that includes 56 combined sewage overflow (CSO) outfalls on the Detroit and Rouge Rivers, as well as 16 in-system storage devices (ISDs) and 20 valve remote (VR) sites that control flow throughout the system. These assets are critical wastewater infrastructure that require periodic inspection, assessment, improvements, and replacement of technology and equipment to operate as intended.
The ISDs are comprised of inflatable dams that are normally deflated but are inflated during smaller wet weather events to utilize GLWA's in-system storage capacity to reduce the number and volume of CSO events. ISD sites are comprised of a control va...
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