Design Build Project on I-94

The State of Michigan is requesting design-build proposals for construction of a drainage tunnel, tunnel components, and a pump station for I-94 Modernization Segment 3 in Detroit, Wayne County, with proposals due August 28, 2026. Only shortlisted contractors are eligible to bid. The project requires Small Business Participation at 5.00% with no separate DBE participation requirement.

Prime contractors must be prequalified and meet project-specific qualifications outlined in the Instructions to Proposers. If the prime contractor lacks prequalification in the required subclassifications of Ea, Fa, and Fd, they must designate prequalified subcontractors prior to contract award. A bidder guaranty is required as specified in the proposal documentation.

The project scope includes design and construction of drainage tunnel infrastructure and a pump station. Completion is scheduled for November 15, 2029. The contract is identified as Call Number 701, Contract ID 82025-222848, Control Section 222848AST, Project Number 82025, and Federal Project Number 26A0519.

This procurement follows a best value selection process rather than low bid. Proposals and plans are available for examination online. The letting occurred on April 3, 2026 at 10:30 a.m. at 425 W. Ottawa Street, Lansing, Michigan.