CITY COUNCIL AGENDA ITEM
ACTION REQUESTED:
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Adopt the resolution approving the IDOT low bid award for Construction of the North Aurora Road Underpass at the CN Railroad project in the amount of $33,197,029.63
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DEPARTMENT: Transportation, Engineering and Development
SUBMITTED BY: Matt Calpin, P.E., Project Engineer
BOARD/COMMISSION REVIEW:
N/A
BACKGROUND:
In 2006 the City of Naperville, the City of Aurora, and Naperville Township entered into an intergovernmental agreement which has been amended by the First through Fifth Amendments as the project moved forward with various phases to replace and widen the existing highway underpass on North Aurora Road at the Elgin, Joliet, & Eastern Railway Company's Railway Company's Railroad Crossing (the "North Aurora Road Widening Project" or "NAR Project").
The City of Naperville is the Lead Local Agency for the NAR Project and to date the City of Naperville, the City of Aurora, and Naperville Township have spent approximately $6,500,000 on the NAR Project for easements, land acquisition, preliminary and design engineering, environmental services, and utility coordination.
In addition to the local funding described above, the NAR Project is supported by $40,000,000 of external funding. Chicago Metropolitan Agency for Planning (CMAP) has committed $25,000,000 of STP Shared Funding for the NAR Project and IDOT has committed $15,000,000 for the NAR Project through the Grade Crossing Protection Fund (GCPF). If these funds are not used, they become eligible for redistribution to other projects. If the project is delayed, there is no guarantee that this amount of external funding for the NAR Project will be available in the future.
DISCUSSION:
On April 25, 2025, bids for the NAR Project were opened and the low bid came in $7,400,000 higher than the engineer's estimate. In order to defray the gap in the cost between the engineer's estimate and the actual low bid cost, the City of Naperville is seeking additional f...
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