Who built the Hannibal bridge?

It was a swing bridge which could open in under two minutes, and it had an arched truss design. The bridge cost $1 million to build. The bridge was built for the Hannibal & St. Joseph Railroad by the Keystone Bridge Company.
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Hannibal Bridge
Other name(s) Missouri River Bridge
History
Opened 1869
Closed 1917

Where was the first bridge built across the Mississippi River?

Eads Bridge was the first bridge across the Mississippi south of the Missouri River. Earlier bridges were located north of the Missouri, where the Mississippi is smaller.
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Eads Bridge
Crosses Mississippi River
Locale St. Louis, Missouri and East St. Louis, Illinois
Other name(s) World’s First All Steel Bridge

When was the Hannibal Mo bridge built?

The bridge opened to traffic on September 16, 2000. As part of the construction project, U.S. 36 was rerouted farther north, eliminating a dangerous sharp curve that had been on the Missouri approach.
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Mark Twain Memorial Bridge
Longest span 640 feet (195 m)
History
Opened September 16, 2000
Statistics

What happened to the Chouteau bridge?

The bridge was very narrow, and in the latter years was often closed because of accidents, and due to low weight issues, when it was reduced to 3 tons, it was closed permanently, and removed by implosion in 2001. It was the oldest bridge on the river when it was demolished.

Where is Missouri scariest bridge?

The eastern end of the bridge is on Chouteau Island (part of Madison, Illinois), while the western end is on the Missouri shoreline. Its most notable feature is a 22-degree bend occurring at the middle of the crossing.
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Chain of Rocks Bridge
Width 24 feet (7 m)
Longest span 700 feet (213 m)
History
Opened 1929

Is the bridge that Andrew Carnegie built still standing?

It held a patent for wrought iron bridges and also supplied wrought iron columns for buildings. Thomas Carnegie worked for Keystone Bridge as treasurer for roughly 20 years, from the founding of the company until his death in 1886.
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Keystone Bridge Company.
Industry Civil Engineering
Products bridge building construction