This Pratt through truss bridge once carried a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line across the Big Sioux River between Sioux City and North Sioux City

Sioux City, Woodbury County, Iowa to North Sioux City, South Dakota

Owner: BNSF Railway

Status: Collapsed Due to Flooding

Built 1907 using secondhand trusses fabricated 1900; Approaches Added 1931

by

Lassig Bridge & Iron Works of Chicago, Illinois and American Bridge Company of New York

for

Chicago, Milwaukee & St. Paul Railway

Design:
2-152' Pratt through truss and 1-77', 1-40' deck plate girders

Description:
Pratt through truss bridge over Big Sioux River

Significance:

This steel stringer and timber pile trestle bridge carries a former Chicago & North Western Railway line over County Road B30 (250th Street) north of Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1940

by

Pittsburgh-Des Moines Steel Company of Des Moines, Iowa

for

Chicago & North Western Railway

Design:
30' steel stringer and timber pile trestle

Description:
Steel stringer bridge over County Road B30 (250th Street)

Significance:

This large through and deck plate girder bridge carries the former Chicago, Rock Island & Pacific Railway (Rock Island) Sioux Falls Branch over the Rock River in Rock Rapids

Rock Rapids, Lyon County, Iowa

Owner: City of Rock Rapids

Status: Open to Pedestrian Traffic

Built 1898, 1900 and 1902

by

American Bridge Company of New York and Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
1-80' and 2-78' through plate girders and 7-44' deck plate girders

Description:
Through and deck plate girder bridge over Rock River

Significance:

This through plate girder bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over Westfield Creek alongside Iowa Highway 12 north of Westfield

Westfield, Plymouth County, Iowa

Owner: D&I Railroad

Status: In Use

Built 1930

by

American Bridge Company of New York

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
85' through plate girder and timber pile trestle

Description:
Through plate girder bridge over Westfield Creek

Significance:

This attractive Pratt through truss bridge carries a former Minneapolis & St. Louis Railway line over the East Fork Des Moines River in Frank Gotch State Park south of Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1901

by

Detroit Bridge & Iron Works of Detroit, Michigan and Unknown

for

Minneapolis & St. Louis Railway

Design:
159' Pratt through truss and timber pile trestle

Description:
Pratt through truss bridge over East Fork Des Moines River

Significance:

This large concrete arch bridge crossed the Cedar River until a collapsing arch required the removal of the bridge

Charles City, Floyd County, Iowa

Owner: City of Charles City (Final Owner)

Status: Replaced by a new bridge

Built 1910

by

Railroad Forces

for

Charles City & Western Railway

Design:
4 span closed spandrel concrete arch

Description:
Closed spandrel concrete arch bridge over Cedar River

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over the East Fork Des Moines River southeast of Livermore

Livermore, Humboldt County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900; Rebuilt 1972 using spans fabricated c. 1900

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
1-81', 1-60', 1-50' and 1-36' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over East Fork Des Moines River

Significance:

This standard steel stringer bridge carries a former Chicago & North Western Railway line over Oak Street in Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1911

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
24' steel stringer

Description:
Steel stringer bridge over Oak Street

Significance:

This Pratt through truss bridge carries the former Illinois Central Railroad Sioux Falls Branch over the Rock River in Rock Rapids

Rock Rapids, Lyon County, Iowa

Owner: City of Rock Rapids

Status: Open to Private Vehicle Traffic

Built 1888

by

Union Bridge Company of Buffalo, New York and G.H. Scribner of Chicago, Illinois

for

Illinois Central Railroad

Design:
150' Pratt through truss and timber pile trestle

Description:
Pratt through truss bridge over Rock River

Significance:

This small deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over Emmet County Ditch #94 alongside Iowa Highway 4 between Wallingford and Graettinger

Wallingford, Emmet County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
30' deck plate girder

Description:
Deck plate girder bridge over Emmet County Ditch #94

Significance: