This heavily modified stone arch culvert carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over an unnamed tributary of Turner Creek alongside Justice Avenue between Grinnell and Kellogg

Oakland Acres, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built c. 1875 and reinforced c. 1950

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed tributary of Turner Creek

Significance:

This deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over Cherry Creek west of Newton

Newton, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built c. 1912

by

American Bridge Company of New York and Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
1-60', 1-45' and 1-35' deck plate girder

Description:
Deck plate girder bridge over Cherry Creek

Significance:

This stone arch culvert carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over an unnamed creek alongside Monroe Drive in Newton

Newton, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built c. 1874

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This small steel stringer bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over an unnamed creek alongside County Road F48 west of Colfax

Colfax, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built c. 1930

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
20' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance:

This through plate girder and concrete deck girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over US Highway 6 (1st Avenue) in Newton

Newton, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1937

by

Unknown and Des Moines Asphalt Paving Corporation of Des Moines, Iowa

for

Chicago, Rock Island & Pacific Railway

Design:
88' through plate girder and 4-35' concrete deck girders

Description:
Through plate girder bridge over US Highway 6 (1st Avenue)

Significance:

This through plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over Red Rock Creek alongside County Road F48 west of Colfax

Colfax, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1910

by

American Bridge Company of New York

for

Chicago, Rock Island & Pacific Railway

Design:
57' through plate girder

Description:
Through plate girder bridge over Red Rock Creek

Significance:

This stone arch culvert carries a former Chicago Great Western Railway mainline over an unnamed creek northeast of County Road F34 near Valeria

Valeria, Jasper County, Iowa

Owner: Jasper County Conservation Board

Status: Open to Pedestrian Traffic

Built c. 1900

by

Unknown

for

Chicago Great Western Railway

Design:
8' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This through plate girder bridge carries a former Chicago Great Western Railway mainline over Indian Creek east of Mingo

Mingo, Jasper County, Iowa

Owner: Jasper County Conservation Board

Status: Open to Pedestrian Traffic

Built c. 1930

by

American Bridge Company of New York

for

Chicago Great Western Railway

Design:
70' through plate girder and timber pile trestle

Description:
Through plate girder bridge over Indian Creek

Significance:

This small stone arch culvert carries a former Chicago Great Western Railway mainline over an unnamed creek alongside County Road F24 in Ira

Ira, Jasper County, Iowa

Owner: Jasper County Conservation Board

Status: Open to Pedestrian Traffic

Built c. 1900

by

Unknown

for

Chicago Great Western Railway

Design:
6' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This Warren through truss bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) mainline over the South Skunk River near the former station of Metz between Newton and Colfax

Colfax, Jasper County, Iowa

Owner: Iowa Interstate Railroad

Status: In Use

Built 1939 using a span fabricated c. 1905; lengthened 1945

by

American Bridge Company of New York; Gould Construction Company of Davenport, Iowa and Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
155' Warren through truss and 8-28' steel stringers

Description:
Warren through truss bridge over South Skunk River

Significance: