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
CEDAR CREEK CHANNEL Illinois Fair 1930 96 1,550
CEDAR CREEK Illinois Good 1930 96 1,200
CEDAR CREEK Illinois Good 1930 96 1,700
MISSION CREEK Illinois Poor 1930 96 1,850
MISSION CREEK Illinois Good 1930 96 1,700
MISSION CREEK Illinois Fair 1930 96 1,600
INDIAN CREEK Illinois Good 1930 96 100
SPRING CREEK Illinois Fair 1930 96 100
SUTPHENS RUN Illinois Fair 1930 96 25
BR COVEL CREEK Illinois Good 1930 96 100
CREEK Illinois Fair 1930 96 50
OTTER CREEK Illinois Fair 1930 96 50
Trib Waupecan Creek Illinois Good 1930 96 20
Spring Creek Illinois Good 1930 96 150
SUGAR CREEK Illinois Poor 1930 96 375
BRANCH RACCOON CREEK Illinois Fair 1930 96 150
IDA CREEK Illinois Fair 1930 96 25
DITCH MOLE Illinois Fair 1930 96 50
CREEK Illinois Fair 1930 96 50
SPRING CR Illinois Fair 1930 96 100
BR TROUBLESOME Illinois Fair 1930 96 50
MOKELER CREEK Illinois Fair 1930 96 5,350
STREAM Illinois Fair 1930 96 275
BRANCH SALT CREEK Illinois Good 1930 96 25
LICK CREEK Illinois Good 1930 96 1,450
PIASA CR BRANCH Illinois Fair 1930 96 4,200
LICK CREEK Illinois Good 1930 96 800
HONEY CREEK Illinois Fair 1930 96 20
Sugar Fork Illinois Fair 1930 96 2,450
IC RR Illinois Fair 1930 96 2,350
RACCOON CR TRB NORTH Illinois Fair 1930 96 4,500
RACCOON CREEK SOUTH Illinois Fair 1930 96 4,500
W Trib Raccoon Crk Illinois Fair 1930 96 8,550
BR CROW CREEK Illinois Poor 1930 96 25
WEST FORK SHOAL CR. Illinois Good 1930 96 5,350
STRINGTOWN BRANCH Illinois Poor 1930 96 50
STILLMAN CREEK Illinois Fair 1930 96 3,850
BNSF RR Illinois Fair 1930 96 100
BNSF RR (004590M) Illinois Poor 1930 96 2,750
BR SPOON RIVER Illinois Poor 1930 96 75
THE SNY Illinois Fair 1930 96 1,350
MCCRANEY CREEK TRIB. Illinois Fair 1930 96 50
JIMTOWN BRANCH Illinois Fair 1930 96 100
N1 TRIB L SILVER CRK Illinois Fair 1930 96 6,800
SCHOENBERGER CREEK Illinois Good 1930 96 4,600
CREEK Illinois Fair 1930 96 2,900
BLACKMAN CREEK Illinois Fair 1930 96 175
BLACK BRANCH Illinois Fair 1930 96 75
SPAFFORD CREEK Illinois Fair 1930 96 50
FARM CREEK Illinois Good 1930 96 6,200

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.