Title
Contract No. 1803942
Downriver Transmission Main Loop
CIP# 122016 / BCE 57.4
Body
Agenda of: October 31, 2019
Item No.: 2019-361
Amount: $4,644,631.17
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority
DATE: October 2, 2019
RE: Contract No. 1803942
Downriver Transmission Main Loop
Vendor: OHM and WSP, A Joint Venture
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. 1803942 "Downriver Transmission Main Loop" with OHM and WSP, A Joint Venture, at a cost not to exceed $4,644,631.17 for a duration of five (5) years and six (6) months; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
Contract No. 1803942 (CIP No. 122016) is a professional engineering services contract that involves the design, construction administration, and resident project representation services related to the installation of approximately 14 miles of new water transmission main consisting of 30-inch, 24-inch, and 16-inch diameter pipes located between Wick Road and Ready Road. The new main will be connected to the existing transmission main in the proximity of Wick Road, Pennsylvania Road, Van Horn Road, Woodruff Road, and Ready Road.
In the GLWA 2015 Water Master Plan Update (WMPU), several areas in the transmission system were noted as needing improvements in redundancy. In many cases, these redundancy concerns centered on the issue of single-feed transmission systems with no redundancy. One of the longest single-feed water transmission systems identified in the WMPU is an existing single 54-inch water transmission main in southern Wayne County that serves nearly 150,000 people. This existing transmission main was...
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