This unique deck plate girder swing bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the channel between East and West Okoboji Lakes

Okoboji, Dickinson County, Iowa

Owner: Iowa Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1890 and c. 1965

by

Lassig Bridge & Iron Works of Chicago, Illinois and Unknown

for

Chicago, Milwaukee & St. Paul Railway

Design:
83' deck plate girder swing span, 2-30' steel stringers and timber pile trestle

Description:
Deck plate girder swing bridge over East-West Okoboji Lake Channel

Significance:

This deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Mallard Avenue in Seney

Seney, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1913

by

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

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
40' deck plate girder

Description:
Deck plate girder bridge over unnamed creek

Significance:

This through plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over Otter Creek south of Ashton

Ashton, Osceola County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1924

by

American Bridge Company of New York and Unknown

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
3-65' through plate girders

Description:
Through plate girder bridge over Otter Creek

Significance:

This steel stringer bridge carries a former Chicago & North Western Railway line over the Dry Creek Diversion Channel in Hawarden

Hawarden, Sioux County, Iowa

Owner: City of Hawarden

Status: Abandoned

Built 1962

by

Paxton-Vierling Steel Company of Omaha, Nebraska

for

Chicago & North Western Railway

Design:
45' steel stringer and timber pile trestle

Description:
Steel stringer bridge over Dry 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 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 small concrete slab bridge carries a former Chicago Great Western Railway line over Wright County Ditch #15 on the southwest side of Eagle Grove

Eagle Grove, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built c. 1910

by

Unknown

for

Chicago Great Western Railway

Design:
12' concrete slab

Description:
Concrete slab bridge over Wright County Ditch #15

Significance:

This small concrete railtop box culvert carries a former Chicago, Rock Island & Pacific Railway line over an unnamed creek east of Lake Park

Lake Park, Dickinson County, Iowa

Owner: Dickinson County

Status: Open to Pedestrian Traffic

Built 1902

by

Burlington, Cedar Rapids & Northern Railway

Design:
10'x9' concrete railtop box culvert

Description:
Concrete railtop box culvert over unnamed creek

Significance:

This through plate girder bridge carries a former Chicago & North Western Railway mainline over McCandless Cleghorn Ditch alongside County Road K45 in Whiting

Whiting, Monona County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1906 and 1913

by

Pennsylvania Steel Company of Steelton, Pennsylvania and Unknown

for

Chicago & North Western Railway

Design:
45' through plate girder

Description:
Through plate girder bridge over McCandless Cleghorn Ditch

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over the Boone River southeast of Renwick

Renwick, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1903

by

Unknown

for

Chicago & North Western Railway

Design:
3-45' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over Boone River

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over the East Fork Des Moines River southeast of Livermore

Livermore, Humboldt County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900; Rebuilt 1972 using spans fabricated c. 1900

by

Unknown

for

Burlington, Cedar Rapids & Northern Railway

Design:
1-81', 1-60', 1-50' and 1-36' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over East Fork Des Moines River

Significance: