The Thebes Bridge is a five span cantilever

truss bridge A truss bridge is a bridge whose load-bearing superstructure is composed of a truss, a structure of connected elements, usually forming triangular units. The connected elements (typically straight) may be stressed from tension, compression, or ...

carrying the

Union Pacific Railroad The Union Pacific Railroad , legally Union Pacific Railroad Company and often called simply Union Pacific, is a freight-hauling railroad that operates 8,300 locomotives over routes in 23 U.S. states west of Chicago and New Orleans. Union Paci ...

(previously carried the

Missouri Pacific The Missouri Pacific Railroad , commonly abbreviated as MoPac, was one of the first railroads in the United States west of the Mississippi River. MoPac was a Class I railroad growing from dozens of predecessors and mergers. In 1967, the railroad ...

and

Southern Pacific The Southern Pacific (or Espee from the railroad initials- SP) was an American Class I railroad network that existed from 1865 to 1996 and operated largely in the Western United States. The system was operated by various companies under the ...

, in a joint operation) across the

Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it fl ...

between Illmo, Missouri and Thebes, Illinois. It is owned by the Southern Illinois and Missouri Bridge Company, now a Union Pacific subsidiary.

History

The Southern Illinois and Missouri Bridge Company was incorporated in Illinois on December 28, 1900, to own the bridge and of connecting rail line. It was initially owned equally by the

Chicago and Eastern Illinois Railroad The Chicago and Eastern Illinois Railroad was a Class I railroad that linked Chicago to southern Illinois, St. Louis, and Evansville. Founded in 1877, it grew aggressively and stayed relatively strong throughout the Great Depression and two Wor ...

Illinois Central Railroad The Illinois Central Railroad , sometimes called the Main Line of Mid-America, was a railroad in the Central United States, with its primary routes connecting Chicago, Illinois, with New Orleans, Louisiana, and Mobile, Alabama. A line also c ...

Missouri Pacific Railway The Missouri Pacific Railroad , commonly abbreviated as MoPac, was one of the first railroads in the United States west of the Mississippi River. MoPac was a Class I railroad growing from dozens of predecessors and mergers. In 1967, the railroad ...

, St. Louis, Iron Mountain and Southern Railway, and St. Louis Southwestern Railway. Following approval of the bridge plans in 1902, limited construction activities began that year. Following litigation over right of way that prevented certain work from proceeding from May 1902 to April 1903, construction continued with the concrete arch approach structures in 1903, and the bridge superstructure itself in 1904. The legal issues "delayed considerably" the completion of the Missouri approach work, one of the main river piers, and led to an increased expense in constructing the superstructure. The bridge was dedicated in May 1905. The designer of the bridge was

Polish-American Polish Americans ( pl, Polonia amerykańska) are Americans who either have total or partial Polish ancestry, or are citizens of the Republic of Poland. There are an estimated 9.15 million self-identified Polish Americans, representing about 2.83% ...

engineer Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the limit ...

Ralph Modjeski Ralph Modjeski (born Rudolf Modrzejewski; January 27, 1861 – June 26, 1940) was a Polish-American civil engineer who achieved prominence as "America's greatest bridge builder." Life He was born in Bochnia, called Galicia at the time, on Janu ...

.Glomb, Jozef; Peter J. Obst (Translator) (2002) (in English). A man who spanned two eras: The story of bridge engineer Ralph Modjeski. Philadelphia: Kosciuszko Foundation. . Contractors included C. Macdonald & Co. of New York, J.S. Paterson Construction Company of Chicago, MacArthur Brothers of Chicago, and American Bridge Company of New York. The

American Bridge Company The American Bridge Company is a heavy/civil construction firm that specializes in building and renovating bridges and other large, complex structures. Founded in 1900, the company is headquartered in Coraopolis, Pennsylvania, a suburb of Pitt ...

in turn subcontracted the superstructure's erection to Kelley-Atkinson Construction Co of Chicago. The Missouri Pacific and SLIM&S merged in 1917, and in 1945 the C&EI sold its 1/5 share to the Missouri Pacific, giving the latter company, since merged into the UP, a majority interest.

History

See also

References

Further reading