This steel stringer bridge carries a former Chicago & North Western Railway mainline over County Road S14 (3rd Street) on the west side of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1936

by

Pittsburgh-Des Moines Steel Company of Des Moines, Iowa and John P. Abrahamson Construction Company of Des Moines, Iowa

for

Chicago & North Western Railway

Design:
28' steel stringer

Description:
Steel stringer bridge over County Road S14 (3rd Street)

Significance:

This small stone arch culvert carries a former Chicago & North Western Railway mainline over a sidewalk on the north side of the Iowa State University campus

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1901

by

Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
8' stone arch culvert

Description:
Stone arch culvert over sidewalk

Significance:

This through plate girder bridge carries a former Chicago & North Western Railway mainline over Stange 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 1963

by

Unknown and Welden Bros. of Iowa Falls, Iowa

for

Chicago & North Western Railway

Design:
74' through plate girder

Description:
Through plate girder bridge over Stange Road

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway mainline over Ioway Creek alongside 6th Street in Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900; rebuilt c. 1960 using spans fabricated 1898

by

Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin and Lassig Bridge & Iron Works of Chicago, Illinois

for

Chicago & North Western Railway

Design:
3-75' deck plate girders

Description:
Deck plate girder bridge over Ioway Creek

Significance:

This stone arch bridge carries a former Chicago & North Western Railway mainline over Richards Creek on the east side of Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900

by

Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
15' stone arch

Description:
Stone arch bridge over Richards Creek

Significance:

This stone arch culvert carries a former Chicago & North Western Railway line over an unnamed ditch on the west side of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1891 and 1900

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed ditch

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway mainline over 6th Street in Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1900

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
60' deck plate girder

Description:
Deck plate girder bridge over 6th Street

Significance:

This stone arch bridge carries a former Chicago & North Western Railway mainline over Clear Creek on the northwest side of the Iowa State University campus in Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1882 and 1901

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
16' stone arch

Description:
Stone arch bridge over Clear Creek

Significance:

This stone arch bridge carries a former Chicago & North Western Railway line over Keigley Branch between Story City and Gilbert

Story City, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1901

by

Unknown

for

Chicago & North Western Railway

Design:
20' stone arch

Description:
Stone arch bridge over Keigley Branch

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: