SB1647 Summary: Design-Build for Transportation Infrastructure Act

• Authorizes the Illinois Department of Transportation and Illinois State Toll Highway Authority to use design-build project delivery method for up to 5 transportation facilities each, allowing single contracts combining design and construction services.

• Requires agencies to conduct written analysis demonstrating use of design-build is in the state's best interest before procurement, and must report annually to General Assembly on progress of projects.

• Establishes two-phase procurement process (qualifications phase followed by proposals phase) for projects over $10,000,000, with single-phase option available for smaller projects or with executive approval.

• Mandates compliance with prevailing wage requirements, disadvantaged business enterprise utilization goals, and Illinois Human Rights Act provisions; creates evaluation committees with licensed design professionals and public members.

• Sunsets the Act 5 years after effective date, though any design-build contracts entered into or procurements commenced before sunset remain effective.