Specifications include, but are not limited to: The project involves the complete replacement of the two-span, reinforced concrete bridge. The replacement bridge will be a single-span structure with a concrete deck on steel beams. The bridge will be 66'-8" back-to-back abutments. The superstructure width will be 36'-0" between parapets and 38'-10" out-to-out. The profile grade of IL 15 will be raised to improve the hydraulics and vertical alignment. The structure will be built with stage construction using temporary bridge traffic signals. Roadway improvements include the construction of HMA overlay, concrete approach slabs, and pavement connectors. The improvements also include HMA shoulders, base course widening, guardrail, concrete gutter, pavement marking, and seeding.