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
CHETEK RIVER Wisconsin Fair 1929 97 1,900
CLAM RIVER Wisconsin Poor 1929 97 50
CN RR Wisconsin Fair 1929 97 150
S. FK. POPPLE RIVER Wisconsin Fair 1929 97 58
BOIS BRULE RIVER Wisconsin Poor 1929 97 1
TROUT CREEK Wisconsin Fair 1929 97 25
SCHOOLHOUSE CREEK Wisconsin Fair 1929 97 793
PUCHYAN RIVER Wisconsin Poor 1929 97 2,769
PECATONICA RIVER Wisconsin Poor 1929 97 145
BR GALENA RIVER Wisconsin Fair 1929 97 94
SHULLSBURG BRANCH Wisconsin Poor 1929 97 47
TROUT BROOK Wisconsin Poor 1929 97 88
LITTLE SOMO RIVER Wisconsin Fair 1929 97 186
BR MANITOWOC RIVER Wisconsin Fair 1929 97 98
BR LITTLE RIB RIVER Wisconsin Fair 1929 97 112
BIG SANDY CREEK Wisconsin Poor 1929 97 23
CARLSON CREEK Wisconsin Poor 1929 97 90
MILWAUKEE RIVER Wisconsin Fair 1929 97 5,167
SEYMOUR CREEK Wisconsin Fair 1929 97 94
BEAVER CREEK Wisconsin Fair 1929 97 20
CEDAR CREEK Wisconsin Fair 1929 97 4,400
DOUGLAS CREEK Wisconsin Fair 1929 97 89
CHERRY VALLEY CREEK Wisconsin Poor 1929 97 23
GOOSE CREEK Wisconsin Fair 1929 97 47
MILL CREEK Wisconsin Fair 1929 97 23
HUTTON CREEK Wisconsin Good 1929 97 125
DRY RUN CREEK Wisconsin Good 1929 97 93
CROSSMAN CREEK Wisconsin Fair 1929 97 136
LAKE REDSTONE TRIBUTARY Wisconsin Poor 1929 97 19
LITTLE BEAR CREEK Wisconsin Fair 1929 97 60
BR PLUM CREEK Wisconsin Poor 1929 97 15
GENESEE CREEK Wisconsin Fair 1929 97 99
ASHIPPUN RIVER Wisconsin Poor 1929 97 98
E BR YELLOW RIVER Wisconsin Fair 1929 97 1,300
STURGEON BAY Wisconsin Good 1930 96 8,300
STURGEON BAY Wisconsin Fair 1930 96 8,300
STURGEON BAY Wisconsin Fair 1930 96 5,400
STURGEON BAY Wisconsin Fair 1930 96 8,300
SEVEN MILE CREEK Wisconsin Fair 1930 96 510
BR OF WISCONSIN RIVER Wisconsin Fair 1930 96 102
TRIB. TO MORREY CREEK Wisconsin Fair 1930 96 320
DODGE BRANCH Wisconsin Fair 1930 96 790
WILSON CREEK Wisconsin Fair 1930 96 290
MUD CREEK Wisconsin Fair 1930 96 10,100
ARKANSAW CREEK Wisconsin Poor 1930 96 193
DENT CREEK Wisconsin Fair 1930 96 530
MILL CREEK Wisconsin Fair 1930 96 650
BR FOX RIVER Wisconsin Fair 1930 96 32,200
BEAVER CREEK Wisconsin Fair 1930 96 100
QUADERERS CREEK Wisconsin Fair 1930 96 2,700

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.