Title
Proposed Change Order No. 1
Contract No. 2201101
WRRF Incinerator #11 Rehabilitation
O&M
Body
Agenda of: July 24, 2024
Item No.: 2024-235
Amount: Original Contract $2,486,000.00
Proposed Change Order No. 1 0.00
Total Revised Contract $2,486,000.00
TO: The Honorable
Board of Directors
Great Lakes Water Authority
FROM: Suzanne R. Coffey, P.E.
Chief Executive Officer
Great Lakes Water Authority
DATE: June 27, 2024
RE: Proposed Change Order No. 1
Contract No. 2201101
WRRF Incinerator #11 Rehabilitation
Vendor: Commercial Contracting Corporation
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. 2201101, Proposed Change Order No. 1, "WRRF Incinerator #11 Rehabilitation" with Commercial Contracting Corporation, with no increase in cost for a total cost not to exceed $2,486,000.00 and an increased duration of 92 days for a total duration of 547 days; and authorizes the CEO to take such other action as may be necessary to accomplish the intent of this vote.
BACKGROUND
The scope of work for Contract No. 2201101 includes rehabilitation of Incinerator #11 through replacement of failed refractory (brick), modification of hearths, additional refractory, installation of new pop top damper, additional structural support for the damper, breach repair, drop hole enlargement, expansion joints, coatings, and the replacement of miscellaneous components.
The work under this contract experienced unforeseen conditions associated with damper replacement requiring additional structural supports, extended dry out periods for the refractory after it was installed, additional refractory replacement after inspection revealed more replacement was necessary, and stack modifications were required to facilitate the new damper. A...
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