This steel arch bridge is among the most iconic and significant bridges in the United States

St. Louis, St. Louis City, Missouri to East St. Louis, St. Clair County, Illinois

Owner: City of St. Louis

Status: In Use by Automobiles and Light Rail

Built 1867-1874

by

Keystone Bridge Company of Pittsburgh, Pennsylvania and James B. Eads

for

St. Louis and Illinois Bridge Company

Design:
520' and 2-502' ribbed steel deck arch, stone arch and deck girder

Description:
Ribbed steel deck arch bridge over Mississippi River, railroads and city streets

Significance:

This massive Pennsylvania through truss once carried two decks of traffic across the Mississippi River

St. Louis, St. Louis City, Missouri to East St. Louis, St. Clair County, Illinois

Owner: Terminal Railroad Association of St. Louis

Status: Open to Railroad Traffic

Built 1912

by

American Bridge Company of New York and Missouri Valley Bridge & Iron Company of Leavenworth, Kansas

for

Municipal Bridge and Terminals Commission of St. Louis

Design:
1-677' and 2-672' Pennsylvania through trusses

Description:
Pennsylvania through truss bridge over Mississippi River

Significance:

This lengthy viaduct serves as the eastern approach to the MacArthur Bridge, and utilizes several unusual trusses

East St. Louis, St. Clair County, Illinois

Owner: Terminal Railroad Association of St. Louis

Status: In Use

Built 1918

by

American Bridge Company of New York

for

Municipal Bridge and Terminals Commission of St. Louis

Design:
Through truss and deck plate girder viaduct

Description:
Through truss and deck plate girder viaduct over railroads and city streets

Significance: