Railroad Bridges in Cook County, Illinois

Cook County is located in northeast Illinois, and is the most populous county in Illinois. The seat and largest city are both Chicago.
Cities Chicago Lemont Glencoe Northbrook Evanston River Forest Arlington Heights Des Plaines Hillside Matteson Flossmoor Homewood North Riverside Lyons Melrose Park Skokie River Grove Berwyn

Random Bridges

CN Oak Avenue Bridge (River Forest)
Image name

CN Oak Avenue Bridge (River Forest)

(Soo Line Railroad Bridge #11.76)

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:

Local

CPKC Ainslie Street Bridge (Forest Glen)
Image name

CPKC Ainslie Street Bridge (Forest Glen)

(Chicago, Milwaukee & St. Paul Railway Bridge #A-44)

This standard concrete slab bridge carries the Metra Milwaukee District North over Ainslie Street

Forest Glen, Chicago, Cook County, Illinois

Owner: Canadian Pacific Kansas City Limited

Status: In Use

Built 1928

by

Chicago, Milwaukee & St. Paul Railway

Design:
2-22' and 2-10' concrete slab

Description:
Concrete slab bridge over Ainslie Street

Significance:

Local

Bloomingdale Trail - Artesian Avenue Bridge
Image name

Bloomingdale Trail - Artesian Avenue Bridge

(Chicago, Milwaukee & St. Paul Railway Bridge #Z-10C)

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

Significance:

Local

CTA Purple Line - Simpson Street Bridge
Image name

CTA Purple Line - Simpson Street Bridge

(Chicago, Milwaukee & St. Paul Railway Bridge #J-166)

This standard concrete slab bridge carries the CTA Purple Line over Simpson 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:
2-25' concrete slabs

Description:
Concrete slab bridge over Simpson Street

Significance:

Local

Wells Street Bridge
Image name

Wells Street Bridge

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:

Regional

CTA Red Line - Ainslie Street Bridge
Image name

CTA Red Line - Ainslie Street Bridge

(Chicago, Milwaukee & St. Paul Railway Bridge #J-64)

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:

Local

UP Leland Avenue Bridge (Lincoln Square)
Image name

UP Leland Avenue Bridge (Lincoln Square)

(Chicago & North Western Railway Bridge #1305 1/2)

This through plate girder bridge once carried the Union Pacific North Line over Leland Avenue in the Lincoln Square neighborhood of Chicago

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 Leland Avenue

Significance:

Local

Bloomingdale Trail - Maplewood Avenue Bridge
Image name

Bloomingdale Trail - Maplewood Avenue Bridge

(Chicago, Milwaukee & St. Paul Railway Bridge #Z-10F)

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:

Local

CN Chicago Avenue Bridge (River Forest)
Image name

CN Chicago Avenue Bridge (River Forest)

(Soo Line Railroad Bridge #11.91)

This through plate girder bridge crosses Chicago Avenue in River Forest

River Forest, Cook County, Illinois

Owner: Canadian National Railway

Status: In Use

Built c. 1910

by

Unknown

for

Minneapolis, St. Paul & Sault Ste. Marie Railroad

Design:
42' and 2-20' through plate girders

Description:
Through plate girder bridge over Chicago Avenue

Significance:

Local

UP Montrose Avenue Bridge (Irving Park)
Image name

UP Montrose Avenue Bridge (Irving Park)

(Chicago & North Western Railway Bridge #W8 1/4)

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:

Local