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File #: 2018-992    Version: 1 Name:
Type: Resolution Status: Passed
File created: 11/6/2018 In control: Board of Directors
On agenda: 1/23/2019 Final action: 1/23/2019
Title: Proposed Change Order No. 1 Contract No. DWS-891 Pressure Reducing Valve Vault Improvements
Sponsors: Cheryl Porter
Indexes: Water Operations
Attachments: 1. Overview of Water & Field Services Change Orders
Related files: 2018-1069
Proposed Change Order No. 1
Contract No. DWS-891
Pressure Reducing Valve Vault Improvements

Agenda of: November 28, 2018, January 23, 2019
Item No.: 2018-992
Amount: Original Contract: $ 1,849,500.00
Proposed Change Order No. 1 641,494.28
Total Revised Contract $ 2,490,994.28

TO: The Honorable
Board of Directors
Great Lakes Water Authority

FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority

DATE: November 1, 2018

RE: Proposed Change Order No. 1
Contract No. DWS-891
Pressure Regulating Valve Vault Improvements
Vendor: Lakeshore Global Corporation

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. DWS-891, Change Order No. 1 "Pressure Regulating Valve Vault Improvements" with Lakeshore Global Corporation, with an increase of $641,494.28 for a total contract value of $2,490,994.28 and an extension of 878 calendar days for a total contract duration of 1,328 calendar days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.

GLWA operates and maintains 12 pressure reducing valve (PRV) stations at various locations in the water transmission system. The PRV stations are positioned at strategic locations between different pressure zones to protect downstream distribution piping from higher pressures. Contract No. DWS-891 involved rehabilitation of 5 of the 12 PRV stations. The rehabilitation work included mechanical, electrical and instrumentation improvements inside the buried valve vaults. These improvements included new pressure reducing valves, piping, select isolation valves, sump pumps, electrical power, lighting, and instrumentation.
Replacement of the existing pressure reducing valves and related mechanical piping inside the vaults, normal...

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