This small steel stringer bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over an unnamed creek alongside White Pole Road west of Casey

Casey, Guthrie County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1943

by

American Bridge Company of New York and Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
30' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance:

This large double intersection Warren deck truss bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over the Little Sioux River between Webb and Rossie

Webb, Clay County, Iowa

Owner: Private Owner

Status: Abandoned

Built 1900

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
150' double intersection Warren deck truss and timber pile trestle

Description:
Double intersection Warren deck truss bridge over Little Sioux River

Significance:

This Pratt pony truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the North Raccoon River in Adel

Adel, Dallas County, Iowa

Owner: Dallas County Conservation Board

Status: Open to Pedestrian Traffic

Built 1944 using spans fabricated 1899 and c. 1900

by

Lassig Bridge & Iron Works of Chicago, Illinois and Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
2-113' Pratt pony trusses, 1-45' deck plate girder and 158' prefabricated pedestrian truss span

Description:
Pratt pony truss bridge over North Raccoon River

Significance:

This triple concrete arch bridge carries a former Illinois Central Railroad line over Wall Lake Outlet near Carnarvon

Carnarvon, Sac County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1911

by

Unknown

for

Illinois Central Railroad

Design:
3-14' concrete arches

Description:
Concrete arch bridge over Wall Lake Outlet

Significance:

This brick lined concrete arch bridge carries a former Chicago, Rock Island & Pacific Railway line over the West Branch Little Sioux River west of Lake Park

Lake Park, Dickinson County, Iowa

Owner: Dickinson County

Status: Open to Pedestrian Traffic

Built 1900

by

Burlington, Cedar Rapids & Northern Railway

Design:
21' brick lined concrete arch

Description:
Brick lined concrete arch bridge arch bridge over West Branch Little Sioux 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 deck plate girder bridge carries a former Chicago & North Western Railway mainline over County Road E41 (Lincoln Highway) east of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1918

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
50' deck plate girder

Description:
Deck plate girder bridge over County Road E41 (Lincoln Highway)

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 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 large Pratt through truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over the Rock River in Rock Valley

Rock Valley, Sioux County, Iowa

Owner: City of Rock Valley

Status: Open to Pedestrian Traffic

Built 1930 using spans fabricated 1897

by

Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
2-140' Pratt through trusses and timber pile trestle

Description:
Pratt through truss bridge over Rock River

Significance: