C1620 Chicago Department of Transportation - Capital Program Alleys - Various Locations - Package 3 Contract PDF: Book 1 – Chicago Department of Transportation – Capital Program Alleys – Various Locations – Package 3 Book 2 – Chicago Department of Transportation – Capital Program Alleys – Various Locations – Package 3 Other Documents: Awarded to: Sumit Construction Co., Inc. Board Approval Date: 05/13/2025