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 through plate girder bridge features some decorative features

Mason City, Cerro Gordo County, Iowa

Owner: City of Mason City

Status: Open to Trail Traffic

Built 1902

by

Phoenix Bridge Company of Phoenixville, Pennsylvania

for

Iowa Central Railroad

Design:
50' through plate girder and steel stringer

Description:
Through plate girder bridge over State Street

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over the East Fork Des Moines River north of Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1902

by

Unknown

for

Chicago & North Western Railway

Design:
2-80' deck plate girders and timber pile trestle

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

Significance:

This through plate girder bridge carries the former Illinois Central Railroad mainline over an abandoned Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line in Storm Lake

Storm Lake, Buena Vista County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1899

by

American Bridge Works of Chicago, Illinois and Unknown

for

Illinois Central Railroad

Design:
34' through plate girder

Description:
Through plate girder bridge over abandoned Chicago, Milwaukee, St. Paul & Pacific Railroad

Significance:

This steel stringer bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over Iowa Highway 4 (9th Street) in Estherville

Estherville, Emmet County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1933

by

Unknown and Snyder and Johnson of Humboldt, Iowa

for

Chicago, Rock Island & Pacific Railway

Design:
44' steel stringer

Description:
Steel stringer bridge over Iowa Highway 4 (9th Street)

Significance:

This quadrangular lattice through truss bridge carries a former Chicago & North Western Railway line over a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line in Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1917

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
120' quadrangular lattice through truss

Description:
Quadrangular lattice through truss bridge over CPKC (former Chicago, Milwaukee, St. Paul & Pacific Railroad)

Significance:

This small stone arch culvert carries a former Great Northern Railway mainline over an unnamed creek near 350th Street north of Sioux Center

Sioux Center, Sioux County, Iowa

Owner: BNSF Railway

Status: In Use

Built c. 1900

by

Unknown

for

Great Northern Railway

Design:
8' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This deck plate girder bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the West Fork Des Moines River west of Emmetsburg

Emmetsburg, Palo Alto County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: In Use

Built c. 1930

by

Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
2-75' deck plate girders and concrete modular girder

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

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over Prairie Creek northwest of West Bend

West Bend, Palo Alto County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1903

by

American Bridge Company of New York

for

Burlington, Cedar Rapids & Northern Railway

Design:
4-40' deck plate girders

Description:
Deck plate girder bridge over Prairie Creek

Significance:

This steel stringer bridge is the southern of two bridges carrying a former Great Northern Railway mainline over US Highway 75 northwest of Hull

Hull, Sioux County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1931

by

American Bridge Company of New York and Unknown

for

Great Northern Railway

Design:
1-36' and 2-30' steel stringers

Description:
Steel stringer bridge over US Highway 75

Significance: