[1] The bridges carry US 31, US 72A, and State Route 20 from the intersection of Wilson Street (US 72A, and SR 20), and 6th Avenue (US 31) in northeast Decatur.

There are additional pictures and information about the Keller Memorial Bridge available from the Historic American Engineering Record at the Library of Congress.

This is especially the case with the cantilever truss bridge that carries southbound traffic, since it cannot be widened and is outdated.

Previously, ALDOT estimated in 2014 that a new toll bridge across the Tennessee River would cost $444 million, but local opposition caused that proposed project to be cancelled in January 2015.

Following its approval by the city council, a $2 million feasibility study began in January 2023, at which point public input was requested.