Summary

This is a Scope of Work document issued by the Illinois Department of Transportation (IDOT) for the Illiana Corridor Project, specifically the design services contract IW240199. IDOT is seeking a design consultant to provide comprehensive engineering and design services for the proposed Illiana Expressway, a new toll road corridor connecting I-80/94 in Illinois to I-65 in Indiana. The project involves preliminary engineering, environmental documentation, right-of-way acquisition support, and final design for approximately 23 miles of new expressway. The scope encompasses roadway design, bridge design, traffic analysis, utility coordination, and preparation of construction documents. Responses are required by the stated deadline with anticipated contract award and commencement following the selection process. The contract term extends through the completion of design phases, with potential renewal or extension options based on project progression and funding availability.

Pricing will be negotiated based on the scope of work and consultant qualifications, with compensation structured according to IDOT's standard cost-plus-fee or lump-sum contract arrangements. This is a public infrastructure project funded through state and federal transportation funds, including potential toll revenue allocation. IDOT has established evaluation criteria prioritizing technical qualifications, relevant experience with large corridor projects, staff expertise, and cost efficiency. The project represents a significant undertaking requiring consortium or joint venture capabilities given the scale and complexity. Prevailing wage requirements and DBE (Disadvantaged Business Enterprise) participation goals apply to this contract in accordance with federal and state procurement regulations.