Title
Resolution Approving Change Order No.1 in the Amount of $42,970 to Contract 2017-0140 with CDM Smith, Inc. for the TZ Osborne Ash Clarifier Improvements Project Design and Construction Administration
Body
Department: Water Resources
Council District: 2
Public Hearing: N/A
Advertising Date/By: N/A
Contact 1 and Phone: Steven Drew, 373-7893
Contact 2 and Phone: Virginia Spillman, 373-3260
PURPOSE:
Water Resources is requesting a contract change order to Contract 2017-0140 related to the TZ Osborne Ash Clarifier Improvements Project Design and Construction Administration project to provide additional construction services with the extended overall construction of the project. In order to provide the additional services, approval for a contract change order is requested.
BACKGROUND:
The City authorized professional services for Design and Construction Administration services contract 2017-0140 with CDM Smith, Inc. for $321,000 on February 21, 2017 to support the TZ Osborne Ash Clarifier Improvements Project. The purpose of the project is to design a new ash clarifier, which will improve the reliability of the ash thickening facilities. The ash clarifier will treat discharges from the existing Fluidized Bed Incinerators No. 1 and No. 2 quencher/scrubber and the ash dewatering equipment located in the solids building.
The original design efforts consisted of design and construction administration services including but not limited to producing construction documents, permitting, bidding, and construction and RPR services. Change Order No.1 includes additional efforts and engineering design work associated with incorporating and coordinating the TZ Osborne Incinerator Ash Press Replacement project with the Ash Clarifier project for constructability reasons. Design changes and some coordination between the two projects resulted in a reduction the Ash Clarifier consultant's role during construction while increasing the RPR Services needed by extending the...
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