C1631 Chicago Department of Transportation - Capital Program Alleys - Various Locations - Package 8 Contract PDF: Book 1 Contract C1631- CDOT Capital Program Alleys (Various Locations) Package 8 Book 2 – Contract C1631 – CDOT Capital Program Alleys (Various Locations) Package 8 Other Documents: Awarded to: Sumit Construction Co., Inc. Board Approval Date: 07/14/2026