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IAIS 80th Street Bridge

Deck Plate Girder Bridge over 80th Street
Altoona, Polk County, Iowa

Click the Photo Above to See All Photos of This Bridge!
Name IAIS 80th Street Bridge
Built By Chicago, Rock Island & Pacific Railroad
Contractor Lassig Bridge & Iron Works of Chicago
Currently Owned By Iowa Interstate Railroad
Length 66 Feet Total
Width 1 Track
Height Above Ground 15 Feet (Estimated)
Superstructure Type Deck Plate Girder
Substructure Type Concrete
Date Built 1901
Traffic Count 5 Trains/Day (Estimated)
Current Status In Use
IAIS Bridge Number 345.6
Significance Local Significance
Documentation Date September 2017


This standard Deck Girder crosses 80th Street just east of Altoona
Originally built in 1901, bridge features a single span. This span rests on concrete substructures.
The structure was built by the Lassig Bridge & Iron Works in approximately 1890.
In addition to crossing 80th Street, the bridge also crosses Mud Creek. It is likely that the bridge was originally built to cross Mud Creek.
Overall, the bridge is in good condition with some minor wear.

The author has ranked this bridge as being locally significant, due to the common design of the bridge.
The photo above is an overview. The bridge can be accessed from the road underneath.

Citations

Source Type

Source

Build Date Date Stamp
Contractor Missing Lassig Bridge & Iron Works plaque
Railroad Line History Source ICC Valuation Information, Compiled by Richard S. Steele