This bored and lined tunnel carries the Elroy-Sparta State Trail (former Chicago & North Western Railway) under an unnamed hill and Kayak Road between between Sparta and Norwalk

Norwalk, Monroe County, Wisconsin to Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1873

by

Ellis & McDonald of Sparta, Wisconsin

for

Chicago & North Western Railway

Design:
3,810' bored tunnel with stone, brick, concrete and corrugated metal lining

Description:
Bored and lined tunnel under unnamed hill and Kayak Road

Significance:

This unusual stone arch bridge and stone box culvert carries the Elroy-Sparta State Trail (former Chicago & North Western Railway) over a farm driveway near Wisconsin Highway 71 southeast of Sparta

Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1880

by

Unknown

for

Chicago & North Western Railway

Design:
15' stone arch and 4'x6' stone box culvert

Description:
Stone arch bridge and stone box culvert over farm driveway and unnamed drainage ditch

Significance:

This through plate girder bridge carries the former Chicago & North Western Railway mainline over the South Fork Lemonweir River near Excelsior Avenue in Wyeville

Wyeville, Monroe County, Wisconsin

Owner: Union Pacific Railroad

Status: In Use

Built 1927 and c. 1960 using spans fabricated c. 1900 and c. 1910

by

Lassig Bridge & Iron Works of Chicago, Illinois and Unknown

for

Chicago & North Western Railway

Design:
80' through plate girder and 21' steel stringer

Description:
Through plate girder bridge over South Fork Lemonweir River

Significance:

This small through plate girder bridge carries the former Chicago & North Western Railway over Harmony Avenue on the east side of Sparta

Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1911

by

King Bridge Company of Cleveland, Ohio and Cleary-White Construction Company of Chicago, Illinois

for

Milwaukee, Sparta & North Western Railway

Design:
30' through plate girder

Description:
Through plate girder bridge over Harmony Avenue

Significance:

This large quadrangular lattice through truss bridge carries the former Chicago & North Western Railway over the former Chicago, Milwaukee, St. Paul & Pacific Railroad (Milwaukee Road) near Fort McCoy

Fort McCoy, Monroe County, Wisconsin

Owner: United States of America

Status: Abandoned

Built 1911

by

Pennsylvania Steel Company of Steelton, Pennsylvania and Cleary-White Construction Company of Chicago, Illinois

for

Milwaukee, Sparta & North Western Railway

Design:
1-189' quadrangular lattice through truss, 1-62' and 1-66' deck plate girders

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

Significance:

This deck plate girder bridge carries the former Chicago & North Western Railway over Farmers Valley Creek on the east side of Sparta

Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1911

by

Pennsylvania Steel Company of Steelton, Pennsylvania and Cleary-White Construction Company of Chicago, Illinois

for

Milwaukee, Sparta & North Western Railway

Design:
2-60' deck plate girders

Description:
Deck plate girder bridge over Farmers Valley Creek

Significance:

This through plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway over an unnamed creek alongside Grosbeak Avenue east of Wyeville

Wyeville, Monroe County, Wisconsin

Owner: Union Pacific Railroad

Status: In Use

Built 1906

by

American Bridge Company of New York and James McClure of St. Paul, Minnesota

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
40' through plate girder

Description:
Through plate girder bridge over unnamed creek

Significance:

This large stone arch bridge carries the Elroy-Sparta State Trail (former Chicago & North Western Railway) over Keel Road near Wisconsin Highway 71 southeast of Sparta

Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1879

by

Unknown

for

Chicago & North Western Railway

Design:
24' stone arch

Description:
Stone arch bridge over Keel Road

Significance:

This small stone arch culvert carries the Elroy-Sparta State Trail (former Chicago & North Western Railway) over an unnamed creek at Swartzlow Ravine alongside Wisconsin Highway 71 southeast of Sparta

Sparta, Monroe County, Wisconsin

Owner: Wisconsin Department of Natural Resources

Status: Open to Pedestrian Traffic

Built 1901

by

Unknown

for

Chicago & North Western Railway

Design:
8' stone arch culvert

Description:
Stone arch culvert over unnamed creek

Significance:

This through plate girder bridge carries the former Chicago, St. Paul, Minneapolis & Omaha Railway over Brandy Creek near Dorset Avenue in Valley Junction

Valley Junction, Monroe County, Wisconsin

Owner: Union Pacific Railroad

Status: In Use

Built 1911

by

Unknown

for

Chicago, St. Paul, Minneapolis & Omaha Railway

Design:
50' through plate girder

Description:
Through plate girder bridge over Brandy Creek

Significance: