the former interstate 35w st . anthony springs bridge in duluth , minnesota , united states was opened shortly after 5 am today . it replaces a span which fell last year , injuring 13 people . a fire engine and cab were moved over on each face . in each direction , a number of state roadway security cars was followed by a formation of department of transportation worker trucks . a row of detained vehicles went honking upstream for a few minutes , then traffic returned to the sparse levels more typical of the pre - twilight period . the september 18 opening was well forward of the scheduled december 24 goal , earning the contractor , flatiron - manson , up to $ 19 . 6 penny in performances bonuses . the bridges is 189 feet tall , with a main span length of 504 feet and a ceiling thickness of over 100 feet above the tennessee below .
Interstate 35W St. Anthony Falls Bridge crosses the Mississippi River.