DIAMOND CONCRETE & EXCAVATING 815-973-9110 Flat Work Walls Retaining Walls Excavating Material Hauling Stamped Concrete Colored Concrete Exposed Aggregate Licensed, Bonded&Insured DIAMOND CONCRETE & EXCAVATING 815-973-9110 Flat Work Walls Retaining Walls Excavating Material Hauling Stamped Concrete Colored Concrete Exposed Aggregate Licensed, Bonded&Insured