Complex sentence: Built in 1921, the original fabricator was Bethlehem Steel Bridge and it was designed by John Alexander Low Waddell, a noted structural engineer with over 1000 structures to his credit including the Goethals Bridge in New York.
Split into simpler sentences: Built in 1921, the original fabricator of the current bridge was Bethlehem Steel Bridge. It was designed by John Alexander Low Waddell, a noted structural engineer with over 1000 structures to his credit including the Goethals Bridge in New York.