This small deck plate girder bridge once carried the St. Charles Air Line over an alley between State Street and Wabash Avenue

Near South Side, Chicago, Cook County, Illinois

Owner: Canadian National Railway

Status: Replaced by a new bridge

Built 1899

by

Detroit Bridge & Iron Works of Detroit, Michigan and J.S. Patterson Construction Company of Chicago, Illinois

for

St. Charles Air Line Railroad

Design:
27' deck plate girder

Description:
Deck plate girder bridge over Alley

Significance:

This through plate girder bridge carries the Norfolk Southern Chicago Line over Princeton Avenue in the Englewood neighborhood of Chicago

Englewood, Chicago, Cook County, Illinois

Owner: Norfolk Southern Railway

Status: In Use

Built 1898

by

American Bridge Works of Chicago, Illinois and Unknown

for

Pittsburgh, Fort Wayne & Chicago Railway

Design:
1-50' and 2-16' through plate girders

Description:
Through plate girder bridge over Princeton 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 trough floor steel stringer bridge carries the Union Pacific North and Northwest Lines over Des Plaines Street

West Town, 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 Des Plaines Street

Significance:

This iconic through truss bascule bridge carries Wells Street and the CTA Brown and Purple Lines over the Chicago River

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

Owner: City of Chicago

Status: In Use

Built 1922

by

Fort Pitt Bridge Company of Pittsburgh, Pennsylvania; FitzSimons & Connell Dredge & Dock Company of Chicago, Illinois and Ketler-Elliott Erection Company of Chicago, Illinois

for

City of Chicago

Design:
268' Double deck Warren through truss bascule (double leaf fixed trunnion)

Description:
Double leaf Warren through truss bascule bridge over Chicago River

Significance:

This through plate girder bridge carries the Union Pacific North Line over Barry Avenue in the North Center neighborhood of Chicago

North Center, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use, Scheduled For Replacement

Built 1896

by

Lassig Bridge & Iron Works of Chicago

for

Chicago & North Western Railway

Design:
70' through plate girder

Description:
Through plate girder bridge over Barry Avenue

Significance:

This large quadrangular through truss bridge crosses the CPKC line in Northbrook

Northbrook, Cook County, Illinois

Owner: Union Pacific Railroad

Status: In Use

Built 1912

by

Fort Pitt Bridge Works of Pittsburgh, Pennsylvania

for

Chicago & North Western Railway

Design:
140' quadrangular lattice through truss

Description:
Quadrangular lattice through truss bridge over CPKC

Significance:

This standard concrete slab bridge carries the CTA Purple Line over Hamlin Street in Evanston

Evanston, Cook County, Illinois

Owner: Chicago Transit Authority

Status: In Use

Built 1930

by

Unknown

for

Chicago, Milwaukee, St. Paul & Pacific Railroad

Design:
2-21' and 2-12' concrete slabs

Description:
Concrete slab bridge over Hamlin Street

Significance:

This through plate girder bridge once carried the Union Pacific North Line over Montrose Avenue in the North Center neighborhood of Chicago

North Center, Chicago, Cook County, Illinois to Lincoln Square, Chicago, Cook County, Illinois

Owner: Union Pacific Railroad

Status: Replaced by a new bridge

Built 1897

by

Lassig Bridge & Iron Works of Chicago

for

Chicago & North Western Railway

Design:
1-43' and 2-20' through plate girders

Description:
Through plate girder bridge over Montrose Avenue

Significance:

This concrete slab bridge carries the Bloomingdale (606) Trail over Maplewood 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 Maplewood Avenue

Significance: