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UP Oak Street Bridge (Algona)

Steel Stringer Bridge over Oak Street
Algona, Kossuth County, Iowa

Click the Photo Above to See All Photos of This Bridge!
Name UP Oak Street Bridge (Algona)
Built By Chicago & North Western Railway
Contractor American Bridge Company of New York
Currently Owned By Union Pacific Railroad
Length 24 Feet Total
Width 1 Track
Height Above Ground 15 Feet (Estimated)
Superstructure Type Steel Stringer
Substructure Type Concrete
Date Built 1911
Traffic Count 2 Trains/Day (Estimated)
Current Status In Use
C&NW Bridge Number 793
UP Bridge Number 84.59
Significance Local Significance
Documentation Date July 2017


Located in Algona, this small steel stringer bridge crosses Oak Street.
Built in 1911, this standard bridge features an I-Beam bridge on concrete abutments. The main span is arranged in a six beam pattern.
Currently, the bridge remains in the original configuration. This type of bridge is common to cross small waterways and roads. Little other updates have been made since the original construction.
Overall, the bridge appears to be in fair condition.

The author has ranked this bridge as being locally significant, due to the common design.
The photo above is an overview.

Citations

Source Type

Source

Bridge History Chicago & North Western Bridge Notes at the National Archives; College Park, Maryland
Railroad Line History Source ICC Valuation Information, Compiled by Richard S. Steele