Title
Proposed Amendment No. 2
Contract No. 1802575
GLWA Conveyance System Engineering Services
CIP# 260204
Body
Agenda of: September 1, 2021
Item No.: 2021-315
Amount: Original Contract $3,149,897.00
Amendment No. 1 0.00
Proposed Amendment No. 2 1,942,907.14
Total Revised Contract $5,092,804.14
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Sue F. McCormick
Chief Executive Officer
Great Lakes Water Authority
DATE: August 4, 2021
RE: Proposed Amendment No. 2
Contract No. 1802575
GLWA Conveyance System Engineering Services
Vendor: Brown and Caldwell, 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. 1802575 Proposed Amendment No. 2 "GLWA Conveyance System Engineering Services" with Brown and Caldwell, LLC, with an increased cost of $1,942,907.14 for a total cost not to exceed $5,092,804.14 and an increased duration of 24 months for a total duration of 60 months; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The Great Lakes Water Authority's (GLWA) Sewer Conveyance System has approximately 180 miles of trunk sewers and interceptors. The Woodward Sewer System (WWSS) is an important trunk sewer located in GLWA's Central Sewer District and is approximately 8 miles in length. WWSS is one of the oldest sewers in the City of Detroit (circa pre-1900), is generally of brick construction, and consists of various sizes and shapes. The WWSS is aligned with Woodward Avenue in Highland Park (WW-100's) and Detroit (WS-100's and WS-200's), from McNichols Road at the upstream end to the Detroit River Interceptor in downtown Detroit, flowing generally north to south. The WS-300's segment services an area ...
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