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Root River Trail Bridge #5

Pratt Through Truss over N. Branch Root River
West of Lanesboro, Fillmore County, Minnesota

Click the Photo Above to See All Photos of This Bridge!
Name Root River Trail Bridge #5
Built By Chicago, Milwaukee & St. Paul Railway
Contractor Lassig Bridge & Iron Works of Chicago
Currently Owned By Minnesota DNR
Length 425 Feet Total, 135 Foot Main Span
Width 1 Track
Height Above Ground 20 Feet (Estimated)
Superstructure Type Pratt Through Truss and Trestle
Substructure Type Concrete and Timber Pile
Date Built 1899, Repaired 1916
Traffic Count 0 Trains/Day (Bridge is a Trail)
Current Status Rails to Trails
MILW Bridge Number Q-188
Significance Moderate Significance
In 1872, the Southern Minnesota Railroad constructed 165 miles of new track in Southern Minnesota from La Crescent to Winnebago.
On the east end, the line had to cross through the most difficult terrain in the state, often requiring following and crossing the Root River, as well as following valleys and hills. However, once past Spring Valley, the grading would become much easier.
By 1878, the line was extended from Winnebago to Flandreau, South Dakota, an additional 138 miles.
The following year, the line would reach into Sioux Falls. At the same time, in 1880, the Southern Minnesota Railroad would be purchased by the Chicago, Milwaukee & St. Paul Railway.
The railroad changed its name to the Chicago, Milwaukee St. Paul & Pacific Railway in 1928.
The Milwaukee Road was often times a poor railroad, and this accelerated its demise.

A major 100 mile section would be abandoned in 1980 from La Crescent to Ramsey, where it met another Milwaukee Road Mainline.
In addition, the portion west of Jackson to Sioux Falls would be abandoned the same year.
While typical abandonments include property either sitting with the railroad, or being reverted to landowners, this segment was different.
The portion from Ramsey to Dexter was kept in public hands, and from Dexter to Money Creek Woods was kept as a trail.
The Milwaukee Road was purchased by the Soo Line in 1985. Soo Line in turn sold this line to Iowa, Chicago & Eastern in 1997.
IC&E eventually came part of the Dakota, Minnesota & Eastern, who in turn merged with Canadian Pacific in 2008. CP currently operates the line between Ramsey and Jackson.
06/16/22


Located just east of Lanesboro, this through truss bridge is the fifth crossing of the Root River.
Originally built in 1899, the bridge consists of a single 6-panel pin connected Pratt Through Truss span. This particular design was commonly used from 1895 to 1900. In addition, the truss is approached by a long trestle and is supported by concrete substructures.
In 1916, a flood undermined a pier, requiring the construction of the current substructures.
Overall, the bridge appears to be in good condition. The bridge has received minor rehabilitation in recent years.

Historic Photo
Historic photo of the bridge with flood damage

The author has ranked the bridge as being moderately significant, due to the truss design.
The photo above is looking across the bridge.

N. Branch Root River Railroad Bridges
Upstream Stewartville Rail Bridge
Downstream Confluence With S. Branch Root River

Citations

Source Type

Source

Erection Date Build Stamp
Railroad Line History Source ICC Valuation Information, Compiled by Richard S. Steele



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