This historic double intersection Warren pony truss bridge carries J Avenue over a former Chicago & North Western Railway mainline east of Ogden

Ogden, Boone County, Iowa

Owner: Union Pacific Railroad

Status: Open to Automobile Traffic

Built 1900 using a span fabricated c. 1882

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
75' double intersection Warren pony truss and timber pile trestle

Description:
Double intersection Warren pony truss bridge over Union Pacific Railroad

Significance:

This concrete encased beam bridge carries a former Chicago & North Western Railway mainline over Haber Road on the north side of the Iowa State University campus in Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1938

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
18' concrete encased beam

Description:
Concrete encased beam bridge over Haber Road

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 large concrete arch bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over Rock Creek in Maxwell

Maxwell, Story County, Iowa

Owner: Story County Conservation Board

Status: Open to Pedestrian Traffic

Built 1912

by

Chicago, Milwaukee & St. Paul Railway

Design:
50' concrete arch

Description:
Concrete arch bridge over Rock Creek

Significance:

This standard concrete slab bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over Jade Avenue east of Templeton

Templeton, Carroll County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1913

by

Chicago, Milwaukee & St. Paul Railway

Design:
20' concrete slab

Description:
Concrete slab bridge over Jade Avenue

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 Pratt pony truss bridge crosses the Cedar River with two distinctively different sized spans

Charles City, Floyd County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built 1897

by

J.G. Wagner Company of Milwaukee, Wisconsin

for

Chicago, Milwaukee & St. Paul Railway

Design:
2 span pin-connected Pratt pony truss

Description:
Pratt pony truss bridge over Cedar River

Significance:

This through plate girder bridge carries the former Illinois Central Railroad mainline over an abandoned Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line in Storm Lake

Storm Lake, Buena Vista County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1899

by

American Bridge Works of Chicago, Illinois and Unknown

for

Illinois Central Railroad

Design:
34' through plate girder

Description:
Through plate girder bridge over abandoned Chicago, Milwaukee, St. Paul & Pacific Railroad

Significance:

This unique through plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over an abandoned Chicago & North Western Railway line in Forest City

Forest City, Hancock County, Iowa

Owner: North Central Iowa Rail Corridor

Status: In Use

Built 1903

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
37' through plate girder and timber pile trestle

Description:
Through plate girder bridge over abandoned Chicago & North Western Railway

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: