Performing as the bridge subcontractor on this Miami-Dade Expressway Authority design-build project located at the west end of SR-112, a main expressway in Miami-Dade, the work consisted of the widening of two existing bridges totaling over 500í in length. One bridge included structural steel girders, drilled shaft installation, 18î and 30î Pile driving, and deck placement. The other bridge consisted of 18î pile installation, footing/column construction, and prestressed AASHTO Type III/Modified Type III girders. The project is comprised of two maintenance of traffic phases in which both bridges were constructed simultaneously.