Question: What bridge in Pittsburgh was the bridge named after the man who served as the elected President of Germany from 1925 until 1934 a design influence on?
Sentence (from "Deutz Suspension Bridge"): It collapsed on 28 February 1945 during repair works and was replaced in 1948 by the world's first steel box girder bridge designed by Fritz Leonhardt and Gerd Lohmer.
Relevant evidence: No