Future Landon Nature Trail - 110 Mile Creek Bridge


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Name Future Landon Nature Trail - 110 Mile Creek Bridge
Built By Missouri Pacific Railroad
Currently Owned By Osage County
Superstructure Contractor Unknown
Length 238 Feet Total, 110 Foot Main Span
Width 1 Track
Height Above Ground 25 Feet (Estimated)
Superstructure Design Pratt Through Truss and Timber Pile Trestle
Substructure Design Timber Pile
Date Built c. 1895, Relocated Here c. 1920
Original Locatin Unknown
Traffic Count 0 Trains/Day (Bridge is Abandoned)
Current Status Abandoned, Awaiting Future Trail Development
Significance Moderate Significance
Documentation Date 1/28/2017

In 1880, the Kansas, Nebraska and Dakota Railway (KN&D) began construction on a 131 mile railroad line, extending from Fort Scott, Kansas to Topeka, Kansas.  The line would be completed in 1881 with assistance from the Missouri Pacific Railway (MP).  This particular line connected to the MP main line at Lomax, Kansas; near Quenemo.  The KN&D was consolidated with several other railroads to form the Kansas and Colorado Pacific Railway (K&CP), which would be merged into the MP in 1909.  MP had amassed a large collection of railroad lines, particularly in Missouri and Kansas.  This line served as a secondary line, serving as a connection for terminals at Topeka with the rest of the MP system.  The railroad reorganized to the Missouri Pacific Railroad in 1917.  In 1934, the line between Fort Scott and Lomax would be abandoned, as it was considered unnecessary to the system.  The MP was merged into the Union Pacific Railroad in 1982.  UP would abandon the remainder of the line in 1994, during a period where they sought to abandon or sell former MP branch lines.  The Lomax to Topeka segment would be acquired for trail use, and is currently being developed into the Landon Hills Nature Trail.


Located along the abandoned Missouri Pacific line north of Quenemo, this Pratt through truss bridge crosses 110 Mile Creek. The previous bridge at this location was likely a timber truss bridge. In approximately 1920, the bridge would be reconstructed with a secondhand 110-foot 5-panel pin-connected Pratt through truss span, set onto timber pile piers, and approached by timber trestle spans on either end. The truss appears to have originally been fabricated c. 1890 at an unknown location. This truss utilizes a design typical of late 1880s and early 1890s trusses, including lightweight members, a light floor system and pinned connections. The portal bracings of this truss utilize a design occasionally used by Edge Moor Bridge Works, although there is no other evidence that Edge Moor fabricated this span. The Pratt design was the most popular through truss design for American railroads in the late 19th Century and early 20th Century, and was the preferred design for short to medium truss spans. Railroads often reused steel and iron spans along branch lines to save on bridge costs. Often, when a span no longer was adequate for one location, it could feasibly be reused at another location. It is unknown if this particular truss was altered when it was relocated here. Overall, the bridge appears to be in fair condition, with deterioration noted throughout the timber components of the bridge. The bridge continues to sit abandoned, waiting for development as the Landon Nature Trail. There is currently no public timeline for this development. The author has ranked the bridge as being moderately significant, due to the truss design.


Citations

Railroad History Citation ICC Valuation Information, Compiled by Richard S. Steele

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