This small steel stringer bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 north of Alton

Alton, Sioux County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1910

by

Minneapolis Steel & Machinery Company of Minneapolis, Minnesota and James McClure of St. Paul, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
24' steel stringer

Description:
Steel stringer bridge over unnamed creek

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 through plate girder bridge once carried a former Great Northern Railway mainline across the West Branch Floyd River between Sioux Center and Maurice

Sioux Center, Sioux County, Iowa

Owner: BNSF Railway

Status: Replaced by a new bridge

Built 1944 using spans fabricated c. 1900

by

Unknown

for

Great Northern Railway

Design:
1-60' and 2-40' through plate girders and timber pile trestle

Description:
Through plate girder bridge over West Branch Floyd 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 double stone railtop culvert carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line across an unnamed creek in Belmond

Belmond, Wright County, Iowa

Owner: City of Belmond

Status: In Use

Built 1898

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
2-10' stone railtop culvert

Description:
Double stone railtop culvert over unnamed creek

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 deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 north of Hospers

Hospers, Sioux County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1912

by

American Bridge Company of New York and Widell Company of St. Paul, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
30' deck plate girder

Description:
Deck plate girder bridge over unnamed creek

Significance:

This large Pratt through truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over the Rock River in Rock Valley

Rock Valley, Sioux County, Iowa

Owner: City of Rock Valley

Status: Open to Pedestrian Traffic

Built 1930 using spans fabricated 1897

by

Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
2-140' Pratt through trusses and timber pile trestle

Description:
Pratt through truss bridge over Rock River

Significance:

This Warren deck truss bridge is one of several different truss designs built by Phoenix Bridge Company for the Iowa Central Railroad

Mason City, Cerro Gordo County, Iowa

Owner: Cerro Gordo County

Status: Abandoned

Built 1902

by

Phoenix Bridge Company of Phoenixville, Pennsylvania

for

Iowa Central Railroad

Design:
130' riveted Warren deck truss

Description:
Warren deck truss bridge over Winnebago River

Significance:

This unique double intersection Warren deck truss bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over the East Fork Des Moines River west of Armstrong

Armstrong, Emmet County, Iowa

Owner: Union Pacific Railroad

Status: Closed to all Traffic

Built 1899 using a span fabricated c. 1885

by

Unknown and American Bridge Company of New York

for

Burlington, Cedar Rapids & Northern Railway

Design:
90' double intersection Warren deck truss and steel stringer

Description:
Double intersection Warren deck truss bridge over East Fork Des Moines River

Significance: