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
RYAN HOLLOW CREEK Wisconsin Fair 1926 100 10
LITTLE RIB RIVER Wisconsin Poor 1926 100 111
TOMTER COULEE CREEK Wisconsin Fair 1926 100 800
BR BUFFALO RIVER Wisconsin Fair 1926 100 336
TOTOGATIC RIVER Wisconsin Poor 1926 100 50
KOHLSVILLE RIVER Wisconsin Fair 1926 100 117
KOHLSVILLE RIVER Wisconsin Poor 1926 100 395
PUMPKINSEED CREEK Wisconsin Fair 1926 100 90
ADLER CREEK Wisconsin Fair 1926 100 76
SAUNDERS CREEK Wisconsin Poor 1927 99 1,300
WISCONSIN RIVER 39 Wisconsin Poor 1927 99 5,900
KICKAPOO RIVER Wisconsin Fair 1927 99 101
BR COON CREEK Wisconsin Poor 1927 99 650
BR COON CREEK Wisconsin Poor 1927 99 650
FOX RIVER Wisconsin Good 1927 99 15,400
FOX RIVER Wisconsin Fair 1927 99 15,400
BUTTERNUT CREEK Wisconsin Fair 1927 99 94
ELK CREEK Wisconsin Poor 1927 99 58
S BR MANITOWOC RIVER Wisconsin Poor 1927 99 1,997
ROCK CREEK Wisconsin Fair 1927 99 50
BR RICHLAND CREEK Wisconsin Fair 1927 99 23
DUNLAP CREEK Wisconsin Fair 1927 99 47
W BR FOND DU LAC RIVER Wisconsin Poor 1927 99 1
SHEBOYGAN RIVER Wisconsin Fair 1927 99 60
LAKESIDE CREEK Wisconsin Poor 1927 99 3,900
LAKESIDE CREEK Wisconsin Fair 1927 99 3,900
LITTLE PLATTE RIVER Wisconsin Fair 1927 99 80
FRENCH CREEK Wisconsin Poor 1927 99 520
PROSPECT CREEK Wisconsin Fair 1927 99 53
LITTLE SANDY CREEK Wisconsin Fair 1927 99 66
BEAVER CREEK Wisconsin Fair 1927 99 3,525
LITTLE RIVER Wisconsin Fair 1927 99 135
BR EAU GALLE RIVER Wisconsin Good 1927 99 58
W BR SHIOC RIVER Wisconsin Poor 1927 99 101
RUSH CREEK Wisconsin Poor 1927 99 125
BR E BR ROCK RIVER Wisconsin Poor 1927 99 47
ADLER CREEK Wisconsin Poor 1927 99 35
CHETEK RIVER Wisconsin Fair 1928 98 2,450
SUAMICO RIVER Wisconsin Fair 1928 98 88
CHICKEN VALLEY CREEK Wisconsin Poor 1928 98 117
NORWEGIAN VALLEY CREEK Wisconsin Poor 1928 98 303
MONTREAL RIVER Wisconsin Fair 1928 98 280
CLEAR CREEK Wisconsin Poor 1928 98 350
BR KINNICKINNIC RIVER Wisconsin Fair 1928 98 18,299
HONEY CREEK Wisconsin Fair 1928 98 15,100
MCCASLIN BROOK Wisconsin Fair 1928 98 175
FOWLER LAKE Wisconsin Good 1928 98 3,000
NAMEKAGON RIVER Wisconsin Fair 1928 98 24
SUAMICO RIVER Wisconsin Fair 1928 98 258
GILMAN VALLEY CREEK Wisconsin Fair 1928 98 303

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.