This deck plate girder bridge carries a former Illinois Central Railroad mainline over an unnamed creek alongside US Highway 30 near Dow City

Dow City, Crawford County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1919 using a span fabricated c. 1895

by

Unknown

for

Illinois Central Railroad

Design:
52' deck plate girder and 2-14' concrete slabs

Description:
Deck plate girder bridge over unnamed creek

Significance:

This concrete slab bridge carries a former Illinois Central Railroad mainline over Flasher Creek alongside US Highway 30 southwest of Dow City

Dow City, Crawford County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1913

by

Unknown

for

Illinois Central Railroad

Design:
3-16' concrete slabs

Description:
Concrete slab bridge over Flasher Creek

Significance:

This deck plate girder bridge carries a former Illinois Central Railroad mainline over North Grove Creek alongside US Highway 30 between Dow City and Dunlap

Dow City, Crawford County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1951 using a span fabricated 1911

by

Unknown

for

Illinois Central Railroad

Design:
50' deck plate girder and timber pile trestle

Description:
Deck plate girder bridge over North Grove Creek

Significance:

This large Warren through truss bridge carries a former Chicago & North Western Railway mainline over the Boyer River alongside US Highway 30 near Dow City

Dow City, Crawford County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1948

by

American Bridge Company of New York and Condon-Cunningham Company of Omaha, Nebraska

for

Chicago & North Western Railway

Design:
190' Warren through truss and 2-48' steel stringers

Description:
Warren through truss bridge over Boyer River

Significance: