This steel stringer bridge is the northern of two bridges carrying a former Great Northern Railway mainline over US Highway 75 northwest of Hull

Hull, Sioux County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1931

by

Unknown

for

Great Northern Railway

Design:
1-32' and 2-26' steel stringers

Description:
Steel stringer bridge over US Highway 75

Significance:

This stone arch culvert carries a former Chicago & North Western Railway line over an unnamed creek on the north side of Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1902

by

Unknown

for

Chicago & North Western Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This deck plate girder 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 1909

by

Minneapolis Steel & Machinery Company of Minneapolis, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
60' deck plate girder

Description:
Deck plate girder bridge over unnamed creek

Significance:

This steel stringer bridge crosses Cheslea Creek along County Road S42

Mason City, Cerro Gordo County, Iowa

Owner: Cerro Gordo County

Status: Abandoned

Built ca. 1930

by

Unknown

for

Chicago Great Western Railway

Design:
Steel and timber stringer

Description:
Steel and timber stringer bridge over Cheslea Creek

Significance:

This steel stringer bridge once carried several tracks across 13th Street

Mason City, Cerro Gordo County, Iowa

Owner: City of Mason City

Status: Open to trail traffic

Built 1946

by

Unknown and L.M. Feller of Rochester, Minnesota

for

Minneapolis & St. Louis Railway

Design:
3 span steel stringer

Description:
Steel stringer bridge over 13th Street

Significance:

This deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 between Seney and Carnes

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:
50' 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 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 partially demolished Pratt through truss bridge carried the Illinois Central Railroad Onawa Branch across the Little Sioux River on the north side of Correctionville

Correctionville, Woodbury County, Iowa

Owner: Private Owner

Status: Abandoned and Partially Removed

Built 1887 and 1911 using spans fabricated 1881

by

Union Bridge Company of Buffalo, New York; Keystone Bridge Company of Pittsburgh, Pennsylvania and Unknown

for

Illinois Central Railroad

Design:
1-175' and 2-123' Pratt through trusses and timber pile trestle

Description:
Pratt through truss bridge over Little Sioux River

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over the West Fork Des Moines River west of Bradgate

Bradgate, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1902, 1917 and c. 1920

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
5-70' deck plate girders

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

Significance:

This Pratt through truss bridge once carried a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line across the Big Sioux River between Sioux City and North Sioux City

Sioux City, Woodbury County, Iowa to North Sioux City, South Dakota

Owner: BNSF Railway

Status: Collapsed Due to Flooding

Built 1907 using secondhand trusses fabricated 1900; Approaches Added 1931

by

Lassig Bridge & Iron Works of Chicago, Illinois and American Bridge Company of New York

for

Chicago, Milwaukee & St. Paul Railway

Design:
2-152' Pratt through truss and 1-77', 1-40' deck plate girders

Description:
Pratt through truss bridge over Big Sioux River

Significance: