Thebes Bridge
Coordinates: 37 ° 13 ′ 0 ″ N , 89 ° 28 ′ 1 ″ W.
| Thebes Bridge | ||
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| use | Railway bridge | |
| Crossing of | Mississippi River | |
| place | Scott City , Missouri and Thebes , Illinois | |
| construction | Truss bridge | |
| overall length | 1191 m | |
| Longest span | 204.5 m | |
| opening | 1905 | |
| planner |
Alfred Noble , Ralph Modjeski |
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The Thebes Bridge is a double-track railway bridge over the Mississippi River between Scott City , Missouri and Thebes , Illinois . The bridge was built for the Southern Illinois and Missouri Bridge Company , a consortium of five railroad companies that had to translate their trains using rail ferries until the bridge was completed in 1905 . It is now operated by the Union Pacific Railroad .
history
For the construction of the bridge and the required access routes, the Southern Illinois and Missouri Bridge Company was in 1900 in equal parts of the Chicago and Eastern Illinois Railroad , the Illinois Central Railroad , the Missouri Pacific Railroad , the St. Louis, Iron Mountain and Southern Railway and founded the St. Louis Southwestern Railway . The 1.2 km long truss bridge was designed by Ralph Modjeski in collaboration with Alfred Noble . Modjeski was responsible for the trusses (superstructure) and Noble took care of the abutments , access roads and the six bridge piers (substructure) . The construction work began in April 1902. The construction of the truss was carried out by the American Bridge Company , its construction was completed in April 1905. The bridge officially opened on May 25th.
description
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The Thebes Bridge consists of a central truss of 838 m length, as Gerber beam with three Einhängeträgern is executed, and concrete arch bridges, gateways, which consist of five arches on the east side and seven on the west side, and the respective abutments. The spans are 19.8 m, with the last arch connecting to the bridge pillar on the west side having a span of 30.5 m. The four river pillars were erected using caissons and divide the tanner girder into five segments. The middle part has a span of 204.5 m, the adjacent 158.9 m and the two outer 158.0 m. The entire section of the route, including the bridge, was 7.5 km.
See also
literature
- Alfred Noble, Ralph Modjeski: The Thebes Bridge. A report to the president and directors of the Southern Illinois & Missouri bridge company. WF Hall Printing Company, Chicago 1907.
- Ralph Modjeski: The Thebes Bridge. In: Transactions of the Association of Civil Engineers of Cornell University. Vol. 11, 1902-1903, pp. 10-25.
- Bridge over the Mississippi River at Thebes, Ill. In: The Railway Age. Vol. 33, January-June 1902, pp. 922-925.
Individual evidence
- ^ Richard G. Weingardt: Alfred Noble: Special Consultant to Presidents and Governments. In: Leadership and Management in Engineering. Vol. 13, No. 4, 2013, pp. 282-289, doi : 10.1061 / (ASCE) LM.1943-5630.0000247 .
- ^ A b Alfred Noble, Ralph Modjeski: The Thebes Bridge. A report to the president and directors of the Southern Illinois & Missouri bridge company. WF Hall Printing Company, Chicago 1907, pp. 5-10.