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 large deck plate girder bridge carries a former Chicago & North Western Railway mainline over the South Skunk River on the east side of Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900 and 1949

by

Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin; American Bridge Company of New York and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
1-110', 1-75' deck plate girder and 1-20' and 1-18' steel stringers

Description:
Deck plate girder bridge over South Skunk River

Significance:

This large deck plate girder bridge carries a former Chicago Great Western Railway mainline over the North Raccoon River southwest of Lanesboro

Lanesboro, Carroll County, Iowa

Owner: Carroll County Conservation Board

Status: Open to Pedestrian Traffic

Built 1903

by

American Bridge Company of New York and Bates & Rogers Construction Company of Chicago, Illinois

for

Chicago Great Western Railway

Design:
2-90' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over North Raccoon River

Significance:

This through plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over Wolf Creek alongside Iowa Highway 60 north of Le Mars

Le Mars, 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:
60' through plate girder

Description:
Through plate girder bridge over Wolf Creek

Significance:

This through plate girder bridge carries a former Chicago & North Western Railway line over a former Minneapolis & St. Louis Railway line in Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1917

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
76' through plate girder

Description:
Through plate girder bridge over Three Rivers Trail (former Minneapolis & St. Louis Railway)

Significance:

This standard deck plate girder bridge crosses Beaver Creek next to Broad Street

Plymouth, Cerro Gordo County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built 1898

by

Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin

for

Chicago, Milwaukee & St. Paul Railway

Design:
65' Type B2 deck plate girder

Description:
Deck plate girder bridge over Beaver Creek

Significance:

This small stone arch culvert carries a former Chicago & North Western Railway line over an unnamed creek on the south side of Dakota City

Dakota City, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1882

by

Unknown

for

Chicago & North Western Railway

Design:
5' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This through plate girder bridge is the middle bridge carrying a former Minneapolis & St. Louis Railway line over Soldier Creek in Fort Dodge

Fort Dodge, Webster County, Iowa

Owner: City of Fort Dodge

Status: Open to Pedestrian Traffic

Built 1909

by

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

for

Minneapolis & St. Louis Railway

Design:
74' through plate girder

Description:
Through plate girder bridge over Soldier Creek

Significance:

This deck plate girder bridge carries a former Illinois Central Railroad line over Camp Creek east of Yetter

Yetter, Calhoun County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1909

by

American Bridge Company of New York and Unknown

for

Illinois Central Railroad

Design:
90' deck plate girder

Description:
Deck plate girder bridge over Camp Creek

Significance:

This through plate girder bridge has an unknown history

Mason City, Cerro Gordo County, Iowa

Owner: Union Pacific Railroad

Status: Open to Traffic

Built ca. 1910

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
68' through plate girder

Description:
Through plate girder bridge over 1st Street

Significance: