BNSF White Breast Creek Bridge #2


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Name BNSF White Breast Creek Bridge #2
Chicago, Burlington and Quincy Railroad Bridge #343.58
Built By Chicago, Burlington & Quincy Railroad
Currently Owned By BNSF Railway
Superstructure Contractor American Bridge Company of New York (Lassig Plant)
Superstructure Contractor Unknown
Length 194 Feet Total, 90 Foot Main Span
Width 2 Tracks
Height Above Ground 15 Feet (Estimated)
Superstructure Design Deck Plate Girder and Concrete Modular Girder
Substructure Design Concrete and Steel Pile
Date Built 1900, East Approach Reconstructed c. 2000
Traffic Count 25 Trains/Day (Estimated)
Current Status In Use
Chicago, Burlington & Quincy Railroad Bridge Number 343.58
BNSF Railway Bridge Number 343.58
Significance Local Significance
Documentation Date 2/27/2021

In May 1854, the Burlington and Missouri River Railroad (B&MR) began constructing a new mainline across southern Iowa, with the goal of connecting the Mississippi River at Burlington, Iowa to the Missouri River near Omaha, Nebraska.  In 1857, the first 34 miles between Burlington and the Skunk River near Rome, Iowa were completed.  In 1859, an additional 41 miles between the Skunk River and Ottumwa, Iowa were completed.  The railroad ceased progress during the Civil War, and eventually continued west in 1866.  That year, an additional 24 miles were completed between Ottumwa and Albia, Iowa.  Work continued in 1867, when an additional 46 miles were completed to Woodburn, Iowa.  Between 1867 and 1868, the Chicago, Burlington & Quincy Railroad (CB&Q) constructed a bridge across the Mississippi River to connect this line to their lines in Chicago.  In 1868, an additional 34 miles opened west to Afton, Iowa; followed by an additional 59 miles west to Red Oak, Iowa in 1869 and an additional 32 miles to the Pacific Junction, Iowa in 1870.  In 1872, the B&MR was leased by the CB&Q; and was fully absorbed by the company in 1875.  In the 1870s, the line would be extended into Nebraska, and in 1880, a bridge was constructed across the Missouri River at Plattsmouth.   

This line formed a critical backbone for the CB&Q, connecting Chicago to territories west of the Missouri River.  By the late 1870s, the need for a second track on this route had become apparent.  A second track was constructed between Chillicothe, Iowa and Albia in 1879, including a new alignment around the south side of Albia.  In 1880, a second track was constructed between Burlington and West Burlington, Iowa; as well as between Albia and Russell, Iowa.  In 1885, a second track was constructed between Russell and Chariton, Iowa; followed by between Ottumwa and Chillicothe the following year.  A large segment of second track opened between West Burlington and Mt. Pleasant, Iowa in 1889.  By the turn of the 20th Century, several sections of this line required extensive upgrades in addition to a second track.  In 1900, a second track was completed from Mt. Pleasant to Ottumwa and from Chariton to Creston, Iowa.  A new alignment was constructed between Fairfield, Iowa and Batavia, Iowa; and between Agency, Iowa and Ottumwa in 1900.  In 1901, the line was double tracked between Chariton and Creston.  The 1901 work involved constructing a second single track alignment between Indianola Junction and Lucas, Iowa; between Woodburn and Osceola, Iowa and between Murray, Iowa and Creston.  Between 1902 and 1905, the Creston to Pacific Junction segment was double tracked.  In 1904, a realignment between Nodaway, Iowa and Emerson, Iowa opened to traffic; followed by a large realignment between Malvern, Iowa and Pacific Junction in 1905.

Throughout the 20th Century, this line remained critical to the CB&Q.  The CB&Q invested significant capital into maintaining this line, replacing bridges, revising grades and changing the alignment in spots.  One of the most prominent changes came in 1949, when the westbound track near Frederic, Iowa was straightened, to eliminate a segment of curvy original mainline.  In 1970, CB&Q merged with Northern Pacific Railway and Great Northern Railway to form Burlington Northern Railroad (BN).  Several segments of this line were single tracked in the mid to late 20th Century.  In 1996, BN merged with Atchison, Topeka & Santa Fe Railway to form BNSF Railway, the current owner of this line.  Today, this line remains a critical piece of railroad infrastructure.  BNSF currently operates a portion of the Ottumwa Subdivision between Burlington and Creston; and a portion of the Creston Subdivision between Creston and Pacific Junction.  


Located west of Lucas, this deck plate girder bridge is the second crossing of White Breast Creek along a former Chicago, Burlington & Quincy Railroad mainline. The first bridge at this location was likely a timber pile trestle, constructed when the line was first built. It is unknown if the first bridge was replaced by an iron or steel span later in the 19th Century. Between 1899 and 1901, the CB&Q realigned and double tracked their mainline across south central Iowa. As part of the work, a new deck plate girder bridge was constructed, which consisted of a 90-foot deck plate girder span flanked by two 39-foot deck plate girder spans. In approximately 2000, the east approach was replaced by modern concrete modular girder spans, giving the bridge its present configuration. Currently, the bridge consists of a 90-foot deck plate girder span, approached by a 39-foot deck plate girder span on the west end and a 45-foot and a 20-foot modern concrete modular girder span on the east end. The bridge is set onto concrete piers, a concrete west abutment and steel pile substructures for the east approach. The main span and west approach follow a standard design, with two plate girders per track, which are different sizes. The concrete substructures also follow a standard design, with rounded piers and an abutment with no wing walls. American Bridge Company fabricated the superstructure at their Lassig Plant in Chicago, and it is believed that the substructure was constructed by railroad company forces. While there is no definitive proof, other concrete bridges constructed as part of the same double tracking project in eastern Iowa were built by railroad company forces. Deck plate girder spans were popular for railroad use, as they were durable and easy to construct. Since the c. 2000 reconstruction of the east approach, the bridge has seen minimal alterations. Today, the bridge remains in use as part of a heavily used BNSF Railway mainline. Overall, the bridge appears to be in fair to good condition, with no significant deterioration noted. The author has ranked this bridge as being locally significant, due to the common design.

In addition to this bridge, an overpass carries 137th Trail over the railroad immediately west of this bridge. This overpass was constructed in 1900 as part of the same double tracking project, although the timber components were undoubtedly renewed throughout the 20th Century. This bridge consists of a 34-foot, 3-panel, riveted Queenpost pony truss span, set onto timber pile piers and approached by timber pile substructures on either end. The main span is heavily riveted, and is constructed of various L-shaped and T-shaped bars. The floor system uses a standard roadway design, with several timber stringers and shallow metal floorbeams. It is unclear if the truss span was constructed of secondhand material. Dozens of similar spans were constructed for by the CB&Q during the early 20th Century, although the population of these overpasses has dwindled since the turn of the 21st Century. The overpass at 137th Trail is an excellent example of this design of overpass, and is partially documented in photos #17 and #18 on this page.


Citations

Build date and builder (superstructure) American Bridge Company plaque
Railroad History Citation ICC Valuation Information, Compiled by Richard S. Steele

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