Designer Mace Moulton, Member of the American Society of Civil Engineers, highlighted the K & I Bridge design, which included thoughtful safety innovations at the National Conference of the American Society of Civil Engineers in 1887.
The railroad track was placed in the center between two trusses; one roadway on the outside of each truss, supported upon projecting brackets, and the sidewalks on either side of the railroad track and inside the main trusses.