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 through plate girder bridge carries a former Illinois Central Railroad mainline over White Fox Road on the north side of Webster City

Webster City, Hamilton County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1904 using a span fabricated 1900

by

American Bridge Works of Chicago, Illinois and W.D. Faus of Webster City, Iowa

for

Illinois Central Railroad

Design:
37' through plate girder

Description:
Through plate girder bridge over White Fox Road

Significance:

This steel stringer and timber pile trestle bridge carries a former Chicago & North Western Railway line over Iowa Highway 3 in Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1956

by

Unknown

for

Chicago & North Western Railway

Design:
45' steel stringer and timber pile trestle

Description:
Steel stringer and timber pile trestle bridge over Iowa Highway 3

Significance:

This through plate girder bridge carried a former Chicago & North Western Railway line over Ioway (formerly Squaw) Creek in Ames

Ames, Story County, Iowa

Owner: City of Ames

Status: Replaced by a new bridge

Built 1918

by

American Bridge Company of New York

for

Chicago & North Western Railway

Design:
75' through plate girder and timber pile trestle

Description:
Through plate girder bridge over Ioway (formerly Squaw) Creek

Significance:

This concrete arch bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over Murphy Creek on the west side of Madrid

Madrid, Boone County, Iowa

Owner: Boone County Conservation Board

Status: Open to Pedestrian Traffic

Built 1913

by

Chicago, Milwaukee & St. Paul Railway

Design:
16' concrete arch

Description:
Concrete arch bridge over Murphy Creek

Significance:

This concrete slab bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over 597th Avenue east of Cambridge

Cambridge, Story County, Iowa

Owner: Story County Conservation Board

Status: Open to Pedestrian Traffic

Built 1913 and 1946

by

Unknown

for

Chicago, Milwaukee & St. Paul Railway

Design:
20' concrete slab

Description:
Concrete slab bridge over 597th Avenue

Significance:

This Pratt through truss and deck plate girder bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the North Raccoon River south of Jefferson

Jefferson, Greene County, Iowa

Owner: Greene County Conservation Board

Status: Open to Pedestrian Traffic

Built 1916, 1920 and 1930 using spans fabricated c. 1895, 1902 and 1914

by

Unknown; Chicago Bridge & Iron Company of Chicago, Illinois and Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin

for

Chicago, Milwaukee & St. Paul Railway

Design:
113' Pratt through truss, 1-54' and 1-50' deck plate girders, steel stringer and timber pile trestle

Description:
Pratt through truss and deck plate girder bridge over North Raccoon River

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway mainline over South Ravine alongside Interstate 29 in Sioux City

Sioux City, Woodbury County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built c. 1920 using a span fabricated c. 1895

by

Lassig Bridge & Iron Works of Chicago, Illinois

for

Chicago & North Western Railway

Design:
52' deck plate girder and timber pile trestle

Description:
Deck plate girder bridge over South Ravine

Significance:

This stone arch culvert carries a former Chicago Great Western Railway line over an unnamed creek along County Road C20 north of Belmond

Belmond, Wright County, Iowa

Owner: Wright County

Status: Open to Pedestrian Traffic

Built c. 1900

by

Unknown

for

Chicago Great Western Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This steel stringer bridge carries a former Chicago & North Western Railway mainline over X Avenue between Jordan and Ames

Jordan, Boone County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1941

by

American Bridge Company of New York; Widell Company of Mankato, Minnesota and Unknown

for

Chicago & North Western Railway

Design:
45' steel stringer

Description:
Steel stringer bridge over X Avenue

Significance: