This steel stringer bridge carries a former Chicago & North Western Railway mainline over Grand Avenue (US Highway 69) near downtown Ames

Ames, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1938

by

American Bridge Company of New York and Ben Cole & Son of Ames, Iowa

for

Chicago & North Western Railway

Design:
1-50' and 2-20' steel stringers

Description:
Steel stringer bridge over Grand Avenue (US Highway 69)

Significance:

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 concrete encased beam bridge carries a former Chicago & North Western Railway mainline over Haber 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 1938

by

Unknown and Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
18' concrete encased beam

Description:
Concrete encased beam bridge over Haber Road

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:

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 deck plate girder bridge carries a former Chicago & North Western Railway mainline over County Road E41 (Lincoln Highway) east of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1918

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
50' deck plate girder

Description:
Deck plate girder bridge over County Road E41 (Lincoln Highway)

Significance:

This steel stringer bridge carries a former Chicago, Rock Island & Pacific Railroad mainline over an unnamed creek east of Nevada

Nevada, Story County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built c. 1940

by

Unknown

for

Chicago, Rock Island & Pacific Railroad

Design:
35' steel stringer

Description:
Steel stringer bridge over unnamed 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 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 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, Illinoia

for

Chicago & North Western Railway

Design:
3-75' deck plate girders

Description:
Deck plate girder bridge over Ioway Creek

Significance: