Historic Bridges of the U.S. | Quincy Memorial Bridge

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Photos

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View from northeast

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View from southeast

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View from Quinsippi Island

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View from Riverview Park

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Old and new bridges

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Power lines above deck

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Under east approach

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West approach

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West end

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West portal

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At the midpoint

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State line

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Behind east portal

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East end

Map

Vicinity Map

Vicinity map

Map links:

Facts

Overview: Cantilevered through truss bridge over the Mississippi River on eastbound US 24 at Quincy
Status: Open to two lanes of eastbound traffic
History: Built 1928-1930; rehabilitated 1981
Builders: - Kelly-Atkinson Co. (General contractor)
- New York Foundation Co. (Substructure)
- Strauss Engineering Co. (Consulting engineers)
Design: Cantilevered through truss
Dimensions: Length of largest span: 627.4 ft.
Total length: 3,510.5 ft.
Deck width: 23.9 ft.
Vertical clearance above deck: 14.2 ft.
Recognition: Eligible for the National Register of Historic Places
Also called: Quincy Soldier's Memorial Bridge (full official name)
Approximate latitude, longitude: +39.93116, -91.42094 (decimal degrees)
39°55'52" N, 91°25'15" W (degrees°minutes'seconds")
Inventory numbers: IL 001-0019 (Illinois bridge number)
BH 14996 (Bridgehunter.com ID)
Inspection (as of 04/2005): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Not deficient
Sufficiency rating: 49.9 (out of 100)
Average daily traffic (as of 2005): 8,600

Update Log

April 3, 2006: Posted new photos

Comments

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