This unique stone arch and box culvert bridge crosses a closed section of Hawkeye Avenue

Nora Springs, Floyd County, Iowa

Owner: Iowa Northern Railway

Status: Open to Traffic

Built 1889

by

Burlington, Cedar Rapids & Northern Railway

Design:
Stone arch and stone box culvert

Description:
Stone arch bridge over Hawkeye Street

Significance:

This steel stringer bridge crosses Cheslea Creek along County Road S42

Mason City, Cerro Gordo County, Iowa

Owner: Cerro Gordo County

Status: Abandoned

Built ca. 1930

by

Unknown

for

Chicago Great Western Railway

Design:
Steel and timber stringer

Description:
Steel and timber stringer bridge over Cheslea Creek

Significance:

This deck plate girder bridge crosses the Winnebago River at Norris Park

Mason City, Cerro Gordo County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built ca. 1910

by

Unknown

for

Chicago, Milwaukee & St. Paul Railway

Design:
2-65' deck plate girder

Description:
Deck plate girder bridge over Winnebago River

Significance:

Mason City, Cerro Gordo County, Iowa

Owner:

Status:

by

for

Design:

Description:

Significance:

This Pratt pony truss bridge crosses the Cedar River with two distinctively different sized spans

Charles City, Floyd County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built 1897

by

J.G. Wagner Company of Milwaukee, Wisconsin

for

Chicago, Milwaukee & St. Paul Railway

Design:
2 span pin-connected Pratt pony truss

Description:
Pratt pony truss bridge over Cedar River

Significance:

, , Iowa

Owner:

Status:

by

for

Design:

Description:

Significance:

This deck plate girder bridge was moved from another relocation and installed here in 1937

Mason City, Cerro Gordo County, Iowa

Owner: City of Mason City

Status: Open to trail traffic

Built 1905 and 1937

by

American Bridge Company of New York and Industrial Contracting Company of Minneapolis, Minnesota

for

Minneapolis & St. Louis Railway

Design:
5-30' deck plate girder viaduct

Description:
Deck plate girder bridge over Willow Creek

Significance:

This deck plate girder bridge crosses the Shell Rock River on the northeast side of Plymouth

Plymouth, Cerro Gordo County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built 1909

by

Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin

for

Chicago, Milwaukee & St. Paul Railway

Design:
2-70' Type A4 deck plate girder

Description:
Deck plate girder bridge over Shell Rock River

Significance:

This deck plate girder bridge was built in 1951 to replace an older bridge of similar design

Mason City, Cerro Gordo County, Iowa

Owner: Union Pacific Railroad

Status: Open to Traffic

Built 1951

by

American Bridge Company of New York

for

Chicago Great Western Railway

Design:
2-89' deck plate girder and trestle

Description:
Deck plate girder bridge over Winnebago River

Significance:

This Warren deck truss bridge is one of several different truss designs built by Phoenix Bridge Company for the Iowa Central Railroad

Mason City, Cerro Gordo County, Iowa

Owner: Cerro Gordo County

Status: Abandoned

Built 1902

by

Phoenix Bridge Company of Phoenixville, Pennsylvania

for

Iowa Central Railroad

Design:
130' riveted Warren deck truss

Description:
Warren deck truss bridge over Winnebago River

Significance: