Historic Bridges in Illinois

3,065 bridges built before 1951 in Illinois still in service today.

Bridges Built Before 1951

The United States has 3,065 bridges in Illinois built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.

Clear
Bridge State Condition Year Built Age (Years) ADT
MID TAYLOR CREEK BR Illinois Fair 1928 98 1,000
BEAR CREEK Illinois Fair 1928 98 2,550
TILTON CREEK Illinois Poor 1928 98 75
DITCH Illinois Poor 1928 98 950
BR OF OAT CREEK Illinois Poor 1928 98 50
PIKE CREEK Illinois Poor 1928 98 1,700
BR OF SPRING CREEK Illinois Fair 1928 98 325
BR OF SPRING CREEK Illinois Fair 1928 98 325
TRIB. TO SPRING CR Illinois Poor 1928 98 25
FOX RIVER Illinois Poor 1928 98 4,400
STREAM Illinois Poor 1928 98 3,650
DODDS CREEK Illinois Poor 1928 98 3,650
BAUM BRANCH CREEK Illinois Fair 1928 98 950
COON CREEK Illinois Fair 1928 98 6,650
LAKE STOREY Illinois Fair 1928 98 3,250
COURT CREEK Illinois Fair 1928 98 125
OVER-FLOW LAKE STORY Illinois Fair 1928 98 375
RAVINE Illinois Fair 1928 98 900
SMALL RAVINE Illinois Good 1928 98 175
FOX RIVER Illinois Poor 1928 98 10,700
L VERMILLION R Illinois Fair 1928 98 100
MOON CREEK Illinois Fair 1928 98 50
SALT CREEK Illinois Fair 1928 98 3,500
Salt Springs Illinois Fair 1928 98 800
KISHWAUKEE R OVERFLO Illinois Fair 1928 98 2,250
MACKINAW RIVER Illinois Fair 1928 98 1,350
MIDDLE FORK SUGAR CK Illinois Fair 1928 98 475
TRIB TO LONG CREEK Illinois Fair 1928 98 6,850
LONG CREEK Illinois Fair 1928 98 4,450
CREEK Illinois Fair 1928 98 2,700
MOSQUITO CREEK TRIB Illinois Fair 1928 98 4,500
Indian Creek Illinois Fair 1928 98 6,000
CAMP CREEK Illinois Poor 1928 98 1,500
SANDY CREEK Illinois Fair 1928 98 2,200
COUNTY DITCH Illinois Fair 1928 98 25
PRAIRIE DU LONG CRK Illinois Fair 1928 98 4,500
BLACK CREEK Illinois Fair 1928 98 4,600
KYTE CREEK Illinois Fair 1928 98 7,550
TRIB OF KICKAPOO CR Illinois Fair 1928 98 2,550
TRIB OF KICKAPOO CR Illinois Fair 1928 98 2,550
DRY RUN CREEK Illinois Poor 1928 98 9,400
ROCK FORK CR Illinois Fair 1928 98 775
PLUM POINT SLOUGH Illinois Poor 1928 98 3,100
HILLS BRANCH Illinois Fair 1928 98 1,450
MARYS RIVER Illinois Fair 1928 98 5,500
FIRST BLACK CREEK Illinois Fair 1928 98 4,600
TRIB TO MUD CREEK Illinois Fair 1928 98 2,050
DRUM HILL BRANCH Illinois Fair 1928 98 2,200
RECTOR CREEK Illinois Good 1928 98 2,150
SUGAR CREEK Illinois Fair 1928 98 16,700

About Historic Bridge Data

Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.