This deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Mallard Avenue in Seney

Seney, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1913

by

American Bridge Company of New York and Cleary-White Construction Company of Chicago, Illinois

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
40' deck plate girder

Description:
Deck plate girder bridge over unnamed creek

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) branch line over the East Nishnabotna River along US Highway 71 in Exira

Exira, Audubon County, Iowa

Owner: Audubon County Conservation Board

Status: Open to Pedestrian Traffic

Built c. 1940 using spans fabricated c. 1900

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
1-44' and 1-27' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over East Nishnabotna River

Significance:

This through plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over Willow Creek on the north side of of Le Mars

Le Mars, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1938 using a span fabricated c. 1915

by

American Bridge Company of New York

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
60' through plate girder and concrete modular girder

Description:
Through plate girder bridge over Willow Creek

Significance:

This double intersection Warren deck truss bridge carries a former Chicago & North Western Railway line over the Boone River south of Webster City

Webster City, Hamilton County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1901 and 1909

by

Unknown and American Bridge Company of New York

for

Chicago & North Western Railway

Design:
128' double intersection Warren deck truss and 1-60' and 1-50' deck plate girders

Description:
Double intersection Warren deck truss bridge over Boone River

Significance:

This deck plate girder bridge was built in 1951 to replace an older bridge of similar design

Mason City, Cerro Gordo County, Iowa

Owner: Union Pacific Railroad

Status: Open to Traffic

Built 1951

by

American Bridge Company of New York

for

Chicago Great Western Railway

Design:
2-89' deck plate girder and trestle

Description:
Deck plate girder bridge over Winnebago River

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over Brewers Creek along Ohio Street in Webster City

Webster City, Hamilton County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1903

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
3-35' deck plate girders

Description:
Deck plate girder bridge over Brewers Creek

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over the West Fork Des Moines River west of Bradgate

Bradgate, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1902, 1917 and c. 1920

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
5-70' deck plate girders

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

Significance:

This concrete arch bridge carries a former Illinois Central Railroad mainline over Oak Avenue on the north side of Webster City

Webster City, Hamilton County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1904

by

W.D. Faus of Webster City, Iowa

for

Illinois Central Railroad

Design:
20' concrete arch

Description:
Concrete arch bridge over Oak Avenue

Significance:

This steel stringer bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over Quail Avenue west of Menlo

Menlo, Guthrie County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1941

by

American Bridge Company of New York and Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
35' steel stringer

Description:
Steel stringer bridge over Quail Avenue

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over the South Fork Middle River between Casey and Adair

Casey, Guthrie County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1899

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
2-57' deck plate girders

Description:
Deck plate girder bridge over South Fork Middle River

Significance: