The work under this contract includes earthwork and grading, bridge and retaining wall construction, approach lighting with sequence flashing (ALSF) light bar station relocation and control system modifications, electrical cable removal and replacement, airport operation area fence and perimeter road construction, box culvert reconstruction, drainage improvements, erosion control, landscaping, intelligent transportation system (ITS) installation, traffic control and other miscellaneous work. Question Deadline 10/04/2024 at 2:00 PM CT Questions pertaining to the intent of the contract documents may be sent to the Illinois Tollway, attention 4658D.4761_Questions@docs.e-builder.net Bidders may be required to be pre-qualified by the Illinois Department of Transportation (IDOT). IDOT Prequalification required: Yes The work to be done under this contract shall be started on or about January 21, 2025. All work under this contract shall be completed by November 21, 2025. The location of the services to be performed for this contract is the Elgin O'Hare Western Access (I-490) between Mile Post 1.0 and Mile Post 2.6 in DuPage County and Cook County, Illinois. The work under this contract includes earthwork and grading, bridge and retaining wall construction, approach lighting with sequence flashing (ALSF) light bar station relocation and control system modifications, electrical cable removal and replacement, airport operation area fence and perimeter road construction, box culvert reconstruction, drainage improvements, erosion control, landscaping, intelligent transportation system (ITS) installation, traffic control and other miscellaneous work. The intended schedule is: 9:15 a.m. to 9:30 a.m. - Arrive and park at 108 Hamilton Lane in Bensenville on the north side of South Access Road (Meeting Site), see attached location map. 9:30 a.m. to 10:30 a.m. - Escorted walk-through at various locations within the project limits including Site 1 and Site 2 11:00 am - Conclusion of site walk-through and return to parking area.