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
LITTLE CALUMET RIVER Illinois Poor 1915 111 8,050
FLAT CREEK Illinois Poor 1915 111 50
TRIB HURRICANE CREEK Illinois Fair 1915 111 20
BEAR CREEK Illinois Fair 1915 111 25
LA MOINE RIVER Illinois Poor 1915 111 100
SPILLMAN CREEK Illinois Fair 1915 111 50
SHIPE CREEK Illinois Fair 1915 111 50
S HENDERSON CR Illinois Poor 1915 111 25
TRIB. TO IROQ. RIVER Illinois Fair 1915 111 250
SPRING CR Illinois Poor 1915 111 50
BR COON CREEK Illinois Fair 1915 111 25
RAVINE Illinois Fair 1915 111 3,750
TRIB SUGAR CR Illinois Poor 1915 111 10
HORSE CRK Illinois Fair 1915 111 50
SKILLET FORK Illinois Fair 1915 111 75
MIDDLE FK MCKEE TRIB Illinois Poor 1915 111 25
TRIB OF KISER CREEK Illinois Fair 1915 111 25
LITTLE MARYS RIVER Illinois Fair 1915 111 575
STREAM Illinois Poor 1915 111 300
STREAM Illinois Poor 1915 111 50
BR OF YELLOW CREEK Illinois Fair 1915 111 25
BR OF LOCUST CREEK Illinois Fair 1915 111 150
BR NORTH CREEK Illinois Poor 1915 111 10
Br of Elkhorn Creek Illinois Poor 1915 111 25
EAGLE SLOUGH DRAINAG Illinois Poor 1915 111 10
WILLOW BRANCH Illinois Poor 1915 111 50
KEITH CREEK Illinois Poor 1915 111 9,300
MCCRANEY CRK Illinois Poor 1916 110 75
GILHAM CREEK Illinois Poor 1916 110 225
East Johnson Creek Illinois Poor 1916 110 25
BEAR CREEK Illinois Poor 1916 110 20
LOST CK Illinois Poor 1916 110 50
S BR CHICAGO RIV Illinois Poor 1916 110 2,275
S BR CHICAGO RIV Illinois Poor 1916 110 10,250
N BR CHICAGO RIVER Illinois Poor 1916 110 4,600
UNION STATION RR TRK Illinois Good 1916 110 7,600
BUSH CREEK Illinois Fair 1916 110 25
CLAYPOOL DR DITCH Illinois Poor 1916 110 100
LOUIS CREEK Illinois Poor 1916 110 75
COON CREEK Illinois Poor 1916 110 25
COON CREEK Illinois Poor 1916 110 25
DRAINAGE DITCH Illinois Fair 1916 110 75
TRIB TO SPRING CR Illinois Fair 1916 110 50
TRIB POND GROVE CK Illinois Fair 1916 110 1,400
FURNACECREEK Illinois Fair 1916 110 50
HELLS BRANCH Illinois Poor 1916 110 25
MID FK N BR CHI RIV Illinois Fair 1916 110 2,650
INDIAN CREEK Illinois Fair 1916 110 200
MENDOTA CR Illinois Poor 1916 110 100
BRUSHY FORK Illinois Poor 1916 110 50

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.