This steel stringer bridge once carried several tracks across 13th Street

Mason City, Cerro Gordo County, Iowa

Owner: City of Mason City

Status: Open to trail traffic

Built 1946

by

Unknown and L.M. Feller of Rochester, Minnesota

for

Minneapolis & St. Louis Railway

Design:
3 span steel stringer

Description:
Steel stringer bridge over 13th Street

Significance:

This steel stringer and timber pile trestle bridge carries a former Chicago & North Western Railway line over Iowa Highway 3 in Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1956

by

Unknown

for

Chicago & North Western Railway

Design:
45' steel stringer and timber pile trestle

Description:
Steel stringer and timber pile trestle bridge over Iowa Highway 3

Significance:

This large Pratt pony truss bridge is set onto a limestone cliff and has a curved bottom chord

Portland, Cerro Gordo County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: Open to Traffic

Built 1897

by

Unknown

for

Chicago, Milwaukee & St. Paul Railway

Design:
124' pin-connected Pratt pony truss

Description:
Pratt pony truss bridge over Winnebago River

Significance:

This large deck plate girder bridge carries a former Chicago & North Western Railway line over the Boone River northwest of Eagle Grove

Eagle Grove, Wright County, Iowa

Owner: Wright County Conservation Board

Status: Open to Pedestrian Traffic

Built 1902

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
2-80' deck plate girders and timber pile trestle

Description:
Deck plate girder bridge over Boone River

Significance:

This Pratt pony truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the Little Sioux River in Spencer

Spencer, Clay County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: In Use

Built 1901

by

Unknown

for

Chicago, Milwaukee & St. Paul Railway

Design:
105' Pratt pony truss and 2-50' through plate girders

Description:
Pratt pony truss bridge over Little Sioux River

Significance:

This stone arch culvert carries a former Chicago & North Western Railway line over an unnamed creek on the north side of Humboldt

Humboldt, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1902

by

Unknown

for

Chicago & North Western Railway

Design:
10' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This through plate girder bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over Westfield Creek alongside Iowa Highway 12 north of Westfield

Westfield, Plymouth County, Iowa

Owner: D&I Railroad

Status: In Use

Built 1930

by

American Bridge Company of New York

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
85' through plate girder and timber pile trestle

Description:
Through plate girder bridge over Westfield Creek

Significance:

This small stone arch culvert carries a former Chicago & North Western Railway line over an unnamed creek on the south side of Dakota City

Dakota City, Humboldt County, Iowa

Owner: Humboldt County Conservation Board

Status: Open to Pedestrian Traffic

Built 1882

by

Unknown

for

Chicago & North Western Railway

Design:
5' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This deck plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Mallard Avenue in Seney

Seney, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1913

by

American Bridge Company of New York and Cleary-White Construction Company of Chicago, Illinois

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
40' deck plate girder

Description:
Deck plate girder bridge over unnamed creek

Significance:

This quadrangular lattice through truss bridge carries a former Chicago & North Western Railway line over Eagle Creek alongside County Road C70 in Woolstock

Woolstock, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1902 and 1914

by

Unknown

for

Chicago & North Western Railway

Design:
123' quadrangular lattice through truss, 1-35' deck plate girder and 1-30' deck plate girder

Description:
Quadrangular lattice through truss bridge over Eagle Creek

Significance: