This steel stringer bridge carries a former Chicago & North Western Railway mainline over US Highway 65 on the east side of Colo

Colo, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1934

by

McClintic-Marshall Corportation of Chicago, Illinois and Zitterell-Mills Company of Webster City, Iowa

for

Chicago & North Western Railway

Design:
1-34' and 2-30' steel stringers

Description:
Steel stringer bridge over US Highway 65

Significance:

This steel stringer bridge once carried a Fort Dodge, Des Moines & Southern railroad branch line over Ioway Creek (formerly Squaw Creek) in Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: Removed but not replaced

Built 1940

by

Pittsburgh-Des Moines Steel Company of Des Moines, Iowa

for

Fort Dodge, Des Moines & Southern Railroad

Design:
4-50' and 1-42' steel stringers

Description:
Lost steel stringer bridge over Ioway Creek (formerly Squaw Creek)

Significance:

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 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 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 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 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 massive stone arch bridge carries a former Chicago & North Western Railway mainline over West Indian Creek on the west side of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1890 and 1900

by

Morris & Foley of St. Paul, Minnesota and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
40' stone arch

Description:
Stone arch bridge over West Indian Creek

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 small stone arch culvert carried a former Chicago & North Western Railway mainline over an unnamed creek near US Highway 65 in Colo

Colo, Story County, Iowa

Owner: Union Pacific Railroad

Status: Filled In

Built 1890 and 1900

by

Morris & Foley of St. Paul, Minnesota and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance: