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 steel stringer bridge carries a former Chicago Great Western Railway mainline over 272nd Street east of McClelland

McClelland, Pottawattamie County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1938

by

Unknown and Duvall & McKinney of Logan, Iowa

for

Chicago Great Western Railway

Design:
42' steel stringer

Description:
Steel stringer bridge over 272nd Street

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over Iowa Highway 83 west of Atlantic

Atlantic, Cass County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1952

by

American Bridge Company of New York; Unknown and Iowa Bridge Company of Des Moines, Iowa

for

Chicago, Rock Island & Pacific Railroad

Design:
1-55' and 2-35' deck plate girders

Description:
Deck plate girder bridge over Iowa Highway 83

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 historic double intersection Warren pony truss bridge carries 220th Street (County Road P33) over a Union Pacific Railroad (former Minneapolis & St. Louis Railway) line north of Moorland

Moorland, Webster County, Iowa

Owner: Union Pacific Railroad

Status: Open to Automobile Traffic

Built 1921 using a span fabricated 1889

by

Unknown

for

Minneapolis & St. Louis Railway

Design:
74' double intersection Warren pony truss

Description:
Double intersection Warren pony truss bridge over Union Pacific Railroad (former Minneapolis & St. Louis Railway)

Significance:

This deck plate girder bridge carries a former Illinois Central Railroad mainline over the Boone River on the north side of Webster City

Webster City, Hamilton County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1948

by

American Bridge Company of New York and Unknown

for

Illinois Central Railroad

Design:
2-79', 3-69', 1-68' deck plate girders

Description:
Deck plate girder bridge over Boone 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 small steel stringer bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 south of Carnes

Carnes, Sioux County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1901

by

American Bridge Company of New York (Lassig Plant) 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 bridge carries a former Chicago & North Western Railway mainline over Grand Avenue (US Highway 69) near downtown Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1938

by

American Bridge Company of New York and Ben Cole & Son of Ames, Iowa

for

Chicago & North Western Railway

Design:
1-50' and 2-20' steel stringers

Description:
Steel stringer bridge over Grand Avenue (US Highway 69)

Significance:

This stone arch bridge carries an abandoned Chicago & North Western Railway line over Mill Creek in Moingona

Moingona, Boone County, Iowa

Owner: United States of America

Status: Abandoned

Built 1881

by

Unknown

for

Chicago & North Western Railway

Design:
12' stone arch

Description:
Stone arch bridge over Mill Creek

Significance: