This through plate girder bridge carries the Union Pacific Rockwell Subdivision over Washington Boulevard

Near West Side, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1897

by

Lassig Bridge & Iron Works of Chicago

for

Chicago & North Western Railway and Pittsburgh, Cincinnati, Chicago & St. Louis Railroad

Design:
70' through plate girder

Description:
Through plate girder bridge over Washington Boulevard

Significance:

This iconic Strauss trunnion bascule bridge carries the original Chicago & North Western Railway line over the North Branch of the Chicago River

Near North Side, Chicago, Cook County, Illinois to Near West Side, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: Closed to Traffic

Built 1908

by

Toledo-Massillon Bridge Company of Toledo, Ohio and Great Lakes Dredge & Dock Company of Chicago, Illinois

for

Chicago & North Western Railway

Design:
170' Warren through truss Strauss trunnion bascule and 27' deck plate girder

Description:
Strauss trunnion bascule bridge over North Branch Chicago River

Significance:

This through plate girder bridge across Paulina Street is one of several similar structures along the former Grand Trunk Western 49th Street Line

New City, Chicago, Cook County, Illinois

Owner: Canadian National Railway

Status: Abandoned

Built 1907

by

American Bridge Company of New York

for

Grand Trunk Western Railroad

Design:
1-44' and 2-11' through plate girder

Description:
Through plate girder bridge over Paulina Street

Significance:

This trough floor steel stringer bridge carries the Union Pacific North Line over Lincoln Street in Evanston

Evanston, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1908

by

American Bridge Company of New York

for

Chicago & North Western Railway

Design:
2-25' and 2-14' trough floor steel stringer

Description:
Trough floor steel stringer bridge over Lincoln Street

Significance:

This concrete slab bridge carries the Bloomingdale (606) Trail over Washtenaw Avenue in the West Town neighborhood of Chicago

West Town, Chicago, Cook County, Illinois

Owner: City of Chicago

Status: Open to Pedestrian Traffic

Built 1914

by

Chicago, Milwaukee & St. Paul Railway

Design:
2-20' and 2-10' concrete slabs

Description:
Concrete slab bridge over Washtenaw Avenue

Significance:

This deck plate girder bridge crosses the Des Plaines River in Lions Woods Forest Preserve

Des Plaines, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1912

by

American Bridge Company of New York

for

Chicago & North Western Railway

Design:
5-65' deck plate girders

Description:
Deck plate girder bridge over Des Plaines River

Significance:

This through plate girder bridge crosses Oak Avenue in River Forest

River Forest, Cook County, Illinois

Owner: Canadian National Railway

Status: In Use

Built c. 1910

by

Wisconsin Bridge & Iron Company of North Milwaukee, Wisconsin

for

Minneapolis, St. Paul & Sault Ste. Marie Railroad

Design:
1-35' and 2-17' through plate girders

Description:
Through plate girder bridge over Oak Avenue

Significance:

This concrete encased beam bridge carries the Union Pacific Northwest Line over Montrose Avenue

Irving Park, Chicago, Cook County, Illinois to Portage Park, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1917

by

Chicago & North Western Railway

Design:
2-40' concrete encased beam and 2-28' concrete slab

Description:
Concrete encased beam bridge over Montrose Avenue

Significance:

This trough floor steel stringer bridge carries the Union Pacific North, Northwest and West Lines over Fulton Street at Milwaukee Avenue

Near West Side, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1910

by

American Bridge Company of New York and Bates & Rogers Construction Company of Chicago, Illinois

for

Chicago & North Western Railway

Design:
2-26' and 2-17' trough floor steel stringer

Description:
Trough floor steel stringer bridge over Fulton Street

Significance:

This concrete slab bridge once carried the CTA Red and Purple Lines over Ainslie Street

Uptown, Chicago, Cook County, Illinois

Owner: Chicago Transit Authority

Status: Replaced by a new bridge

Built 1922

by

Chicago, Milwaukee & St. Paul Railway and Northwestern Elevated Railroad

Design:
2-25' and 2-10' concrete slabs

Description:
Concrete slab bridge over Ainslie Street

Significance: