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 deck plate girder bridge carries a former Chicago, Rock Island & Pacific Railroad (Rock Island) line over Iowa Highway 9 west of Armstrong

Armstrong, Emmet County, Iowa

Owner: Union Pacific Railroad

Status: Closed to all Traffic

Built 1931 using a span fabricated c. 1900

by

Unknown

for

Chicago, Rock Island & Pacific Railway

Design:
32' deck plate girder and timber pile trestle

Description:
Deck plate girder bridge over Iowa Highway 9

Significance:

This concrete encased beam bridge carries a former Chicago & North Western Railway line over an unnamed ditch alongside Iowa Highway 140 between Moville and Kingsley

Moville, Woodbury County, Iowa

Owner: Private Owner

Status: Abandoned

Built 1907

by

Unknown

for

Chicago & North Western Railway

Design:
12' concrete encased beam

Description:
Concrete encased beam bridge over unnamed ditch

Significance:

This quadrangular lattice through truss bridge carries a former Chicago & North Western Railway line over a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line in Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1917

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
120' quadrangular lattice through truss

Description:
Quadrangular lattice through truss bridge over CPKC (former Chicago, Milwaukee, St. Paul & Pacific Railroad)

Significance:

This Pratt pony truss bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) line over the East Fork Des Moines River west of Algona

Algona, Kossuth County, Iowa

Owner: Canadian Pacific Kansas City Limited

Status: In Use

Built 1898

by

Lassig Bridge & Iron Works of Chicago, Illinois

for

Chicago, Milwaukee & St. Paul Railway

Design:
128' Pratt pony truss and concrete modular girder

Description:
Pratt pony truss bridge over East Fork Des Moines River

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over the East Fork Des Moines River north of Algona

Algona, Kossuth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1902

by

Unknown

for

Chicago & North Western Railway

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

Description:
Deck plate girder bridge over East Fork Des Moines River

Significance:

This steel stringer bridge is the northern of two bridges carrying a former Great Northern Railway mainline over US Highway 75 northwest of Hull

Hull, Sioux County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1931

by

Unknown

for

Great Northern Railway

Design:
1-32' and 2-26' steel stringers

Description:
Steel stringer bridge over US Highway 75

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over Otter Creek north of Goldfield

Goldfield, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1909

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
3-60' deck plate girders

Description:
Deck plate girder bridge over Otter Creek

Significance:

This deck plate girder bridge carries a former Chicago & North Western Railway line over Pilot Creek between Rolfe and Bradgate

Rolfe, Pocahontas County, Iowa

Owner: Pocahontas County Conservation Board

Status: Open to Pedestrian Traffic

Built 1924

by

American Bridge Company of New York and Unknown

for

Chicago & North Western Railway

Design:
2-50' deck plate girders

Description:
Deck plate girder bridge over Pilot Creek

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: