Historic Bridges in Wisconsin

1,333 bridges built before 1951 in Wisconsin still in service today.

Bridges Built Before 1951

The United States has 1,333 bridges in Wisconsin 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
WILLOW RIVER Wisconsin Fair 1936 90 4,800
SUCKER CREEK Wisconsin Poor 1936 90 187
SUCKER CREEK Wisconsin Fair 1936 90 200
MULLET RIVER Wisconsin Fair 1936 90 1,040
S FK BUFFALO RIVER Wisconsin Fair 1936 90 4,900
LITTLE SILVER CREEK Wisconsin Poor 1936 90 1,899
BR YELLOW RIVER Wisconsin Poor 1936 90 2,700
BR WEDGES CREEK Wisconsin Fair 1936 90 58
ROBBINS CREEK Wisconsin Fair 1936 90 196
SKINNER CREEK Wisconsin Poor 1936 90 105
BR SUGAR RIVER Wisconsin Fair 1936 90 88
N FK BEAVER CREEK Wisconsin Fair 1936 90 47
W FK HALLS CREEK Wisconsin Fair 1936 90 94
BR TRUMP COULEE CREEK Wisconsin Good 1936 90 23
CURRAN CREEK Wisconsin Poor 1936 90 121
BROWN BRANCH Wisconsin Good 1936 90 58
BR OTTER CREEK Wisconsin Fair 1936 90 23
MCCLINTOCK CREEK Wisconsin Fair 1936 90 352
BIG HAY MEADOW CREEK Wisconsin Fair 1936 90 15
DEVIL CREEK Wisconsin Fair 1936 90 72
W BR BIG EAU PLEINE RIVE Wisconsin Fair 1936 90 90
PARK LAGOON Wisconsin Good 1936 90 47
BR ROOT RIVER Wisconsin Fair 1936 90 7,500
BR ROOT RIVER Wisconsin Good 1936 90 4,900
LINCOLN CREEK Wisconsin Poor 1936 90 21,845
LINCOLN CREEK Wisconsin Fair 1936 90 13,774
SILVER CREEK Wisconsin Fair 1936 90 10
LITTLE ELK RIVER Wisconsin Fair 1936 90 68
ROOT RIVER Wisconsin Fair 1936 90 16,600
ONION RIVER Wisconsin Fair 1936 90 3,100
SOO LINE Wisconsin Poor 1936 90 188
BR FISHTRAP CREEK Wisconsin Fair 1937 89 20
CARTER CREEK Wisconsin Fair 1937 89 7,100
ELK CREEK Wisconsin Fair 1937 89 8,788
WISC-CALUMET RR Wisconsin Fair 1937 89 168
SPRING CREEK Wisconsin Poor 1937 89 50
BR ROUNDTREE BRANCH Wisconsin Fair 1937 89 3,800
BR LITTLE ONE MILE CREEK Wisconsin Fair 1937 89 1,700
CP RR Wisconsin Fair 1937 89 17,500
MENOMONEE RIVER Wisconsin Fair 1937 89 8,700
HANSEN CREEK Wisconsin Fair 1937 89 100
POE CREEK Wisconsin Poor 1937 89 239
BR RUSH RIVER Wisconsin Fair 1937 89 2,300
CAVE CREEK Wisconsin Fair 1937 89 2,000
S FK JUMP RIVER Wisconsin Fair 1937 89 355
HAY CREEK Wisconsin Fair 1937 89 850
BUFFALO RIVER Wisconsin Poor 1937 89 4,400
BUFFALO RIVER Wisconsin Fair 1937 89 3,400
BR COX CREEK Wisconsin Fair 1937 89 1,200
BR LEE VALLEY BRANCH Wisconsin Fair 1937 89 105

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.