This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over Iowa Highway 9 west of Armstrong

Armstrong, Emmet County, Iowa

Owner: Union Pacific Railroad

Status: Closed to all Traffic

Built 1931 using a span fabricated c. 1900

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
32' deck plate girder and timber pile trestle

Description:
Deck plate girder bridge over Iowa Highway 9

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 deck plate girder bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over an unnamed creek alongside Iowa Highway 12 in Westfield

Westfield, Plymouth County, Iowa

Owner: D&I Railroad

Status: In Use

Built 1943 using a span fabricated c. 1900

by

Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
30' deck plate girder and timber pile trestle

Description:
Deck plate girder bridge over unnamed 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 small stone arch culvert carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek south of Alton

Alton, Sioux County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1902

by

James McClure of St. Paul, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
6' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over the Floyd River alongside 2nd Avenue in Sheldon

Sheldon, O'Brien County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1923

by

American Bridge Company of New York and Unknown

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
3-40' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over Floyd River

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 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 through plate girder bridge carries a former Chicago & North Western Railway line over 2nd Street (Former US Highway 20) in Webster City

Webster City, Hamilton County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1934

by

Unknown and Wickes Engineering & Construction Company of Des Moines, Iowa

for

Chicago & North Western Railway

Design:
50' through plate girder and 2-8' concrete slabs

Description:
Through plate girder bridge over 2nd Street (Former US Highway 20)

Significance:

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 Seney

Seney, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1911

by

Minneapolis Steel & Machinery Company of Minneapolis, Minnesota and Widell Company of Mankato, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
20' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance: