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 & North Western Railway line over Hamilton County Ditch #166 south of Webster City

Webster City, Hamilton County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1914

by

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

for

Chicago & North Western Railway

Design:
40' deck plate girder

Description:
Deck plate girder bridge over Hamilton County Ditch #166

Significance:

This abandoned Pratt through truss bridge carries the former Illinois Central Railroad Onawa Branch over the Little Sioux River north of Quimby

Quimby, Cherokee County, Iowa

Owner: Cherokee County/Private Owner

Status: Abandoned

Built 1887

by

Union Bridge Company of Buffalo, New York and Unknown

for

Illinois Central Railroad

Design:
150' Pratt through truss and timber pile trestle

Description:
Pratt through truss bridge over Little Sioux River

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over 140th Avenue between Swea City and Lakota

Lakota, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: Closed to all Traffic

Built 1905

by

American Bridge Company of New York and Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
30' deck plate girder

Description:
Deck plate girder bridge over 140th Avenue

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:

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 deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over the Boone River in Goldfield

Goldfield, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1890

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
3-59' deck plate girders and steel stringer

Description:
Deck plate girder bridge over Boone River

Significance:

This small steel stringer bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside 3rd Avenue south 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:
20' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance:

This steel stringer and timber pile trestle bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over an unnamed creek east of Livermore

Livermore, Humboldt County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built c. 1955 using a span fabricated c. 1910

by

Unknown

for

Chicago, Rock Island & Pacific Railroad

Design:
22' steel stringer and timber pile trestle

Description:
Steel stringer and timber pile trestle bridge over unnamed creek

Significance:

This Pratt pony truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the East Fork Des Moines River west of Algona

Algona, Kossuth County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: In Use

Built 1898

by

Lassig Bridge & Iron Works of Chicago, Illinois

for

Chicago, Milwaukee & St. Paul Railway

Design:
128' Pratt pony truss and concrete modular girder

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

Significance: