This standard concrete slab bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over Robin Avenue east of Dedham

Dedham, Carroll County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1913

by

Chicago, Milwaukee & St. Paul Railway

Design:
20' concrete slab

Description:
Concrete slab bridge over Robin Avenue

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 through plate girder bridge once carried a former Great Northern Railway mainline across the West Branch Floyd River between Sioux Center and Maurice

Sioux Center, Sioux County, Iowa

Owner: BNSF Railway

Status: Replaced by a new bridge

Built 1944 using spans fabricated c. 1900

by

Unknown

for

Great Northern Railway

Design:
1-60' and 2-40' through plate girders and timber pile trestle

Description:
Through plate girder bridge over West Branch Floyd River

Significance:

This small steel stringer bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 north of Alton

Alton, Sioux County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1910

by

Minneapolis Steel & Machinery Company of Minneapolis, Minnesota and James McClure of St. Paul, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
24' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance:

This small steel stringer bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway (Omaha Road) mainline over an unnamed creek alongside Iowa Highway 60 north of Seney

Seney, Plymouth County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1911

by

Minneapolis Steel & Machinery Company of Minneapolis, Minnesota and Widell Company of Mankato, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
20' steel stringer

Description:
Steel stringer bridge over unnamed creek

Significance:

This stone arch bridge carries a former Chicago & North Western Railway mainline over Polecat Creek west of Boone

Boone, Boone County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built 1899

by

Widell Company of Mankato, Minnesota

for

Chicago & North Western Railway

Design:
12' stone arch

Description:
Stone arch bridge over Polecat Creek

Significance:

This small concrete slab bridge carries a former Chicago Great Western Railway line over Wright County Ditch #15 on the southwest side of Eagle Grove

Eagle Grove, Wright County, Iowa

Owner: Union Pacific Railroad

Status: In Use

Built c. 1910

by

Unknown

for

Chicago Great Western Railway

Design:
12' concrete slab

Description:
Concrete slab bridge over Wright County Ditch #15

Significance:

This partially demolished Pratt through truss bridge carried the Illinois Central Railroad Onawa Branch across the Little Sioux River on the north side of Correctionville

Correctionville, Woodbury County, Iowa

Owner: Private Owner

Status: Abandoned and Partially Removed

Built 1887 and 1911 using spans fabricated 1881

by

Union Bridge Company of Buffalo, New York; Keystone Bridge Company of Pittsburgh, Pennsylvania and Unknown

for

Illinois Central Railroad

Design:
1-175' and 2-123' Pratt through trusses and timber pile trestle

Description:
Pratt through truss bridge over Little Sioux River

Significance:

This concrete slab bridge carries a former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) mainline over a former alignment of May Street in Manning

Manning, Carroll County, Iowa

Owner: BNSF Railway

Status: In Use

Built 1913

by

Chicago, Milwaukee & St. Paul Railway

Design:
1-23' and 1-19' concrete slab

Description:
Concrete slab bridge over former alignment of May Street

Significance:

This through plate girder bridge carries a former Illinois Central Railroad line over East Cedar Creek east of Knierim

Knierim, Calhoun County, Iowa

Owner: Canadian National Railway

Status: In Use

Built 1908

by

Unknown

for

Illinois Central Railroad

Design:
62' through plate girder and timber pile trestle

Description:
Through plate girder bridge over East Cedar Creek

Significance: